annotate testing/utp_1.1/utps/ao/utp_ao_cohere.m @ 44:409a22968d5e default

Add unit tests
author Daniele Nicolodi <nicolodi@science.unitn.it>
date Tue, 06 Dec 2011 18:42:11 +0100
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1 % UTP_AO_COHERE a set of UTPs for the ao/cohere method
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2 %
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3 % M Hewitson 06-08-08
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4 %
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5 % $Id: utp_ao_cohere.m,v 1.44 2011/07/22 12:29:58 mauro Exp $
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6 %
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7
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8 % <MethodDescription>
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9 %
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10 % The cohere method of the ao class computes the coherence between two
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11 % time-series AOs.
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12 %
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13 % </MethodDescription>
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14
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15 function results = utp_ao_cohere(varargin)
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16
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17 % Check the inputs
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18 if nargin == 0
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19
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20 % Some keywords
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21 class = 'ao';
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22 mthd = 'cohere';
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23
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24 results = [];
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25 disp('******************************************************');
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26 disp(['**** Running UTPs for ' class '/' mthd]);
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27 disp('******************************************************');
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28
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29 % Test AOs
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30 [at1,at2,at3,at4,at5,at6] = eval(['get_test_objects_' class]);
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31
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32 % Exception list for the UTPs:
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33 [ple1,ple2,ple3,ple4,ple5,ple6] = get_test_ples();
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34
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35 % Get default window from the preferences
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36 prefs = getappdata(0, 'LTPDApreferences');
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37 defaultWinType = char(prefs.getMiscPrefs.getDefaultWindow);
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38
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39 % Run the tests
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40 results = [results utp_01]; % getInfo call
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41 results = [results utp_02]; % Vector input (only with two objects)
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42 results = [results utp_03]; % Matrix input (not possible)
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43 results = [results utp_04]; % List input (only with two objects)
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44 results = [results utp_05]; % Test with mixed input (not possible)
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45 results = [results utp_06]; % Test history is working
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46 results = [results utp_07]; % Test the modify call works
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47 results = [results utp_08]; % Test input data shape == output data shape
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48 results = [results utp_09]; % Test output of the data
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49 results = [results utp_10]; % Test the basic usage against MATLAB mscohere
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50
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51 results = [results utp_11(mthd, [at1 at1], ple1)]; % Test plotinfo doesn't disappear
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52
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53 results = [results utp_12]; % Test basic symmetry properties of cohere (C)
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54 results = [results utp_13]; % Test basic symmetry properties of cohere (MS)
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55 results = [results utp_14]; % Test basic symmetry properties of cohere (C)
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56 results = [results utp_15]; % Test basic symmetry properties of cohere (MS)
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57 results = [results utp_16]; % Test basic relationship (MS) <-> (C)
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58 results = [results utp_17]; % Test units handling: complex cohere
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59 results = [results utp_18]; % Test units handling: magnitude-squared cohere
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60 results = [results utp_19]; % Test data lengths
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61 results = [results utp_20]; % Test with single window
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62 results = [results utp_21]; % Test number of averages: requested/obtained
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63 results = [results utp_22]; % Test number of averages: correct number
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64 results = [results utp_23]; % Test number of averages: syntax
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65 results = [results utp_24]; % Test the basic usage against MATLAB mscohere
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66 results = [results utp_25]; % Test Kaiser win and olap: (C)
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67 results = [results utp_26]; % Test Kaiser win and olap: (MS)
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68 results = [results utp_30]; % Special cases: same input
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69
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70 disp('Done.');
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71 disp('******************************************************');
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72
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73 elseif nargin == 1 % Check for UTP functions
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74 if strcmp(varargin{1}, 'isutp')
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75 results = 1;
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76 else
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77 results = 0;
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78 end
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79 else
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80 error('### Incorrect inputs')
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81 end
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82
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83 %% UTP_01
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84
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85 % <TestDescription>
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86 %
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87 % Tests that the getInfo call works for this method.
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88 %
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89 % </TestDescription>
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90 function result = utp_01
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91
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92
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93 % <SyntaxDescription>
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94 %
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95 % Test that the getInfo call works for no sets, all sets, and each set
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96 % individually.
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97 %
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98 % </SyntaxDescription>
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99
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100 try
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101 % <SyntaxCode>
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102 % Call for no sets
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103 io(1) = eval([class '.getInfo(''' mthd ''', ''None'')']);
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104 % Call for all sets
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105 io(2) = eval([class '.getInfo(''' mthd ''')']);
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106 % Call for each set
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107 for kk=1:numel(io(2).sets)
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108 io(kk+2) = eval([class '.getInfo(''' mthd ''', ''' io(2).sets{kk} ''')']);
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109 end
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110 % </SyntaxCode>
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111 stest = true;
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112 catch err
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113 disp(err.message)
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114 stest = false;
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115 end
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116
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117 % <AlgoDescription>
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118 %
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119 % 1) Check that getInfo call returned an minfo object in all cases.
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120 % 2) Check that all plists have the correct parameters.
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121 %
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122 % </AlgoDescription>
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123
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124 atest = true;
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125 if stest
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126 % <AlgoCode>
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127 % check we have minfo objects
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128 if isa(io, 'minfo')
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129
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130 % SET 'None'
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131 if ~isempty(io(1).sets), atest = false; end
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132 if ~isempty(io(1).plists), atest = false; end
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133 % Check all Sets
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134 if ~any(strcmpi(io(2).sets, 'Default')), atest = false; end
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135 if numel(io(2).plists) ~= numel(io(2).sets), atest = false; end
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136 % SET 'Default'
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137 if io(3).plists.nparams ~= 9, atest = false; end
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138 % Check key
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139 if ~io(3).plists.isparam('nfft'), atest = false; end
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140 if ~io(3).plists.isparam('win'), atest = false; end
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141 if ~io(3).plists.isparam('olap'), atest = false; end
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142 if ~io(3).plists.isparam('type'), atest = false; end
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143 if ~io(3).plists.isparam('order'), atest = false; end
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144 if ~io(3).plists.isparam('navs'), atest = false; end
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145 if ~io(3).plists.isparam('times'), atest = false; end
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146 if ~io(3).plists.isparam('split'), atest = false; end
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147 if ~io(3).plists.isparam('psll'), atest = false; end
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148 % Check default value
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149 if ~isequal(io(3).plists.find('nfft'), -1), atest = false; end
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150 if ~strcmpi(io(3).plists.find('win'), defaultWinType), atest = false; end
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151 if ~isequal(io(3).plists.find('olap'), -1), atest = false; end
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152 if ~isequal(io(3).plists.find('type'), 'C'), atest = false; end
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153 if ~isequal(io(3).plists.find('order'), 0), atest = false; end
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154 if ~isequal(io(3).plists.find('navs'), -1), atest = false; end
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diff changeset
155 if ~isEmptyDouble(io(3).plists.find('times')), atest = false; end
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
156 if ~isEmptyDouble(io(3).plists.find('split')), atest = false; end
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
157 if ~isequal(io(3).plists.find('psll'), 200), atest = false; end
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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158 % Check options
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
159 if ~isequal(io(3).plists.getOptionsForParam('nfft'), {-1}), atest = false; end
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
160 if ~isequal(io(3).plists.getOptionsForParam('win'), specwin.getTypes), atest = false; end
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
161 if ~isequal(io(3).plists.getOptionsForParam('olap'), {-1}), atest = false; end
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
162 if ~isequal(io(3).plists.getOptionsForParam('type'), {'C', 'MS'}), atest = false; end
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
163 if ~isequal(io(3).plists.getOptionsForParam('order'), {-1 0 1 2 3 4 5 6 7 8 9}), atest = false; end
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
164 if ~isequal(io(3).plists.getOptionsForParam('navs'), {-1}), atest = false; end
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
165 if ~isequal(io(3).plists.getOptionsForParam('times'), {[]}), atest = false; end
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
166 if ~isequal(io(3).plists.getOptionsForParam('split'), {[]}), atest = false; end
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
167 if ~isequal(io(3).plists.getOptionsForParam('psll'), {200}), atest = false; end
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
168 end
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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169 % </AlgoCode>
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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170 else
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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171 atest = false;
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
172 end
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Daniele Nicolodi <nicolodi@science.unitn.it>
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173
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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174 % Return a result structure
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Daniele Nicolodi <nicolodi@science.unitn.it>
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175 result = utp_prepare_result(atest, stest, dbstack, mfilename);
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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176 end % END UTP_01
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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177
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Daniele Nicolodi <nicolodi@science.unitn.it>
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178 %% UTP_02
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179
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180 % <TestDescription>
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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181 %
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Daniele Nicolodi <nicolodi@science.unitn.it>
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182 % Tests that the cohere method works with a vector of AOs as input. (only
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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183 % with two objects in the vector)
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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184 %
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Daniele Nicolodi <nicolodi@science.unitn.it>
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185 % </TestDescription>
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Daniele Nicolodi <nicolodi@science.unitn.it>
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186 function result = utp_02
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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187
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188 % <SyntaxDescription>
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Daniele Nicolodi <nicolodi@science.unitn.it>
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189 %
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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190 % Test that the cohere method works for a vector of AOs as input.
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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191 %
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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192 % </SyntaxDescription>
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Daniele Nicolodi <nicolodi@science.unitn.it>
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193
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194 try
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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195 % <SyntaxCode>
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Daniele Nicolodi <nicolodi@science.unitn.it>
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196 avec = [at1 at5];
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197 out = cohere(avec);
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198 % </SyntaxCode>
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199 stest = true;
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parents:
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200 catch err
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
201 disp(err.message)
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
202 stest = false;
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
203 end
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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204
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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205 % <AlgoDescription>
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
206 %
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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207 % 1) Check that the number of elements in 'out' is equal to 1.
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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208 % 2) Check that each output AO contains the correct data.
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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209 %
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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210 % </AlgoDescription>
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
211
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
212 atest = true;
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
213 if stest
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
214 % <AlgoCode>
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
215 % Check we have the correct number of outputs
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
216 if numel(out) ~= 1, atest = false; end
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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217
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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218 TOL = 1e-13;
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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219
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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220 % Get shortest vector
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
221 lmin = min([length(at1.y), length(at5.y), length(at6.y)]);
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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222 % Set Nfft
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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223 Nfft = lmin;
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
224 % Get default window
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
225 if strcmpi(defaultWinType, 'kaiser')
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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226 win = specwin(defaultWinType, Nfft, find(ao.getInfo('cohere').plists, 'psll'));
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
227 else
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
228 win = specwin(defaultWinType, Nfft);
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
229 end
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
230 % Compute magnitude squared coherence estimate with MATLAB
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
231 % out: at1->at5
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
232 [cxy, f] = mscohere(at1.y(1:lmin), at5.y(1:lmin), win.win, Nfft/2, Nfft, at1.fs);
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
233 if any(abs(out.y-cxy > TOL)), atest = false; end
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
234 if any(abs(out.x-f > TOL)), atest = false; end
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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235 % </AlgoCode>
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
236 else
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
237 atest = false;
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
238 end
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
239
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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240 % Return a result structure
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
241 result = utp_prepare_result(atest, stest, dbstack, mfilename);
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
242 end % END UTP_02
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
243
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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244 %% UTP_03
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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245
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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246 % <TestDescription>
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
247 %
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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248 % Test that the cohere method doesn't work for a matrix of AOs as input.
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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249 %
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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250 % </TestDescription>
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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251 function result = utp_03
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
252
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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253 % <SyntaxDescription>
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
254 %
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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255 % Test that the cohere method doesn't work for a matrix of AOs as input.
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
256 %
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
257 % </SyntaxDescription>
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
258
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
259 try
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
260 % <SyntaxCode>
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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261 amat = [at1 at2;at5 at6];
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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262 out = cohere(amat);
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
263 % </SyntaxCode>
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
264 stest = false;
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
265 catch err
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
266 stest = true;
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
267 end
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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268
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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269 % <AlgoDescription>
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
270 %
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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271 % 1) Nothing to check.
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
272 %
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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273 % </AlgoDescription>
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
274
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
275 atest = true;
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
276 if stest
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
277 % <AlgoCode>
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
278 % </AlgoCode>
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
279 else
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
280 atest = false;
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
281 end
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
282
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
283 % Return a result structure
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
284 result = utp_prepare_result(atest, stest, dbstack, mfilename);
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
285 end % END UTP_03
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
286
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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287 %% UTP_04
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
288
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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289 % <TestDescription>
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
290 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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291 % Tests that the cohere method works with a list of AOs as input.
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
292 %
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
293 % </TestDescription>
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
294 function result = utp_04
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
295
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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296 % <SyntaxDescription>
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
297 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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298 % Test that the cohere method works for a list of AOs as input.
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
299 %
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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300 % </SyntaxDescription>
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
301
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
302 try
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
303 % <SyntaxCode>
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
304 out = cohere(at1,at5);
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
305 % </SyntaxCode>
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
306 stest = true;
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
307 catch err
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
308 disp(err.message)
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
309 stest = false;
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
310 end
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
311
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
312 % <AlgoDescription>
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
313 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
314 % 1) Check that the number of elements in 'out' is equal to 1.
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
315 % 2) Check that each output AO contains the correct data.
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
316 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
317 % </AlgoDescription>
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
318
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
319 atest = true;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
320 if stest
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
321 % <AlgoCode>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
322 % Check we have the correct number of outputs
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
323 if numel(out) ~= 1, atest = false; end
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
324
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
325 TOL = 1e-13;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
326
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
327 % Get shortest vector
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
328 lmin = min([length(at1.y), length(at5.y)]);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
329 % Set Nfft
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
330 Nfft = lmin;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
331 % Get default window
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
332 if strcmpi(defaultWinType, 'kaiser')
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
333 win = specwin(defaultWinType, Nfft, find(ao.getInfo('cohere').plists, 'psll'));
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
334 else
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
335 win = specwin(defaultWinType, Nfft);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
336 end
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
337 % Compute magnitude squared coherence estimate with MATLAB
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
338 % out: at1->at5
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
339 [cxy, f] = mscohere(at1.y(1:lmin), at5.y(1:lmin), win.win, Nfft/2, Nfft, at1.fs);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
340 if any(abs(out.y-cxy > TOL)), atest = false; end
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
341 if any(abs(out.x-f > TOL)), atest = false; end
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
342 % </AlgoCode>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
343 else
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
344 atest = false;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
345 end
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
346
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
347 % Return a result structure
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
348 result = utp_prepare_result(atest, stest, dbstack, mfilename);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
349 end % END UTP_04
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
350
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
351 %% UTP_05
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
352
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
353 % <TestDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
354 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
355 % Test that the cohere method doesn't work with an input of matrices
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
356 % and vectors and single AOs.
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
357 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
358 % </TestDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
359 function result = utp_05
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
360
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
361 % <SyntaxDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
362 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
363 % Test that the cohere method doesn't work with an input of matrices
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
364 % and vectors and single AOs.
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
365 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
366 % </SyntaxDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
367
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
368 try
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
369 % <SyntaxCode>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
370 out = cohere([at5 at6], [at5 at1; at6 at1], at6);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
371 stest = false;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
372 % </SyntaxCode>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
373 catch err
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
374 stest = true;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
375 end
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
376
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
377 % <AlgoDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
378 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
379 % 1) Nothing to check
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
380 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
381 % </AlgoDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
382
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
383 atest = true;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
384 if stest
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
385 % <AlgoCode>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
386 % </AlgoCode>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
387 else
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
388 atest = false;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
389 end
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
390
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
391 % Return a result structure
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
392 result = utp_prepare_result(atest, stest, dbstack, mfilename);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
393 end % END UTP_05
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
394
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
395 %% UTP_06
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
396
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
397 % <TestDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
398 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
399 % Tests that the cohere method properly applies history.
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
400 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
401 % </TestDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
402 function result = utp_06
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
403
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
404 % <SyntaxDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
405 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
406 % Test that the result of applying the cohere method can be processed back
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
407 % to an m-file.
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
408 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
409 % </SyntaxDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
410
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
411 try
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
412 % <SyntaxCode>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
413 out = cohere(at5,at6);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
414 mout = rebuild(out);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
415 % </SyntaxCode>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
416 stest = true;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
417 catch err
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
418 disp(err.message)
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
419 stest = false;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
420 end
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
421
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
422 % <AlgoDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
423 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
424 % 1) Check that the last entry in the history of 'out' corresponds to
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
425 % 'cohere'.
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
426 % 2) Check that the re-built object is the same as 'out'.
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
427 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
428 % </AlgoDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
429
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
430 atest = true;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
431 if stest
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
432 % <AlgoCode>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
433 % Check the last step in the history of 'out'
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
434 if ~strcmp(out.hist.methodInfo.mname, 'cohere'), atest = false; end
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
435 % Check the re-built object
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
436 if ~eq(mout, out, ple2), atest = false; end
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
437 % </AlgoCode>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
438 else
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
439 atest = false;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
440 end
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
441
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
442 % Return a result structure
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
443 result = utp_prepare_result(atest, stest, dbstack, mfilename);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
444 end % END UTP_06
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
445
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
446 %% UTP_07
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
447
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
448 % <TestDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
449 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
450 % Tests that the cohere method can not modify the input AO.
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
451 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
452 % </TestDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
453 function result = utp_07
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
454
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
455 % <SyntaxDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
456 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
457 % Test that the cohere method can not modify the input AO.
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
458 % The method must throw an error for the modifier call.
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
459 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
460 % </SyntaxDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
461
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
462 try
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
463 % <SyntaxCode>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
464 % copy at1 to work with
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
465 ain = ao(at1);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
466 % modify ain
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
467 ain.cohere(at5);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
468 % </SyntaxCode>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
469 stest = false;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
470 catch err
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
471 stest = true;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
472 end
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
473
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
474 % <AlgoDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
475 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
476 % 1) Nothing to check.
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
477 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
478 % </AlgoDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
479
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
480 atest = true;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
481 if stest
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
482 % <AlgoCode>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
483 % </AlgoCode>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
484 else
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
485 atest = false;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
486 end
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
487
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
488 % Return a result structure
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
489 result = utp_prepare_result(atest, stest, dbstack, mfilename);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
490 end % END UTP_07
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
491
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
492 %% UTP_08
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
493
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
494 % <TestDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
495 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
496 % Test the shape of the output.
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
497 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
498 % </TestDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
499 function result = utp_08
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
500
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
501 % <SyntaxDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
502 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
503 % Test that the cohere method keeps the data shape of the input object. The
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
504 % input AO must be an AO with row data and an AO with column data.
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
505 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
506 % </SyntaxDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
507
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
508 try
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
509 % <SyntaxCode>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
510 out1 = cohere(at5, at6);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
511 out2 = cohere(at6, at5);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
512 % </SyntaxCode>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
513 stest = true;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
514 catch err
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
515 disp(err.message)
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
516 stest = false;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
517 end
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
518
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
519 % <AlgoDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
520 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
521 % 1) Check that the shpe of the output data doesn't change.
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
522 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
523 % </AlgoDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
524
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
525 atest = true;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
526 if stest
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
527 % <AlgoCode>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
528 % Check the shape of the output data
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
529 if size(out1.data.y, 2) ~= 1, atest = false; end
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
530 if size(out2.data.y, 1) ~= 1, atest = false; end
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
531 % </AlgoCode>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
532 else
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
533 atest = false;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
534 end
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
535
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
536 % Return a result structure
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
537 result = utp_prepare_result(atest, stest, dbstack, mfilename);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
538 end % END UTP_08
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
539
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
540 %% UTP_09
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
541
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
542 % <TestDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
543 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
544 % Check that the cohere method pass back the output objects to a list of
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
545 % output variables or to a single variable.
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
546 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
547 % </TestDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
548 function result = utp_09
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
549
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
550 % <SyntaxDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
551 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
552 % This test is not longer necessary because the cohere method pass back
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
553 % always only one object.
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
554 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
555 % </SyntaxDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
556
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
557 try
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
558 % <SyntaxCode>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
559 % </SyntaxCode>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
560 stest = true;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
561 catch err
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
562 disp(err.message)
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
563 stest = false;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
564 end
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
565
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
566 % <AlgoDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
567 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
568 % 1) Nothing to check.
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
569 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
570 % </AlgoDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
571
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
572 atest = true;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
573 if stest
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
574 % <AlgoCode>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
575 % </AlgoCode>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
576 else
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
577 atest = false;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
578 end
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
579
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
580 % Return a result structure
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
581 result = utp_prepare_result(atest, stest, dbstack, mfilename);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
582 end % END UTP_09
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
583
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
584 %% UTP_10
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
585
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
586 % <TestDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
587 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
588 % Tests that the cohere method agrees with MATLAB's mscohere when
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
589 % configured to use the same parameters.
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
590 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
591 % </TestDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
592 function result = utp_10
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
593
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
594 % <SyntaxDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
595 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
596 % Test that applying cohere works on two AOs.
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
597 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
598 % </SyntaxDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
599
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
600 try
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
601 % <SyntaxCode>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
602 % Construct two test AOs
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
603 nsecs = 10;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
604 fs = 1000;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
605 pl = plist('nsecs', nsecs, 'fs', fs, 'tsfcn', 'randn(size(t))');
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
606 a1 = ao(pl); a2 = ao(pl);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
607 % Filter one time-series
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
608 f2 = miir(plist('type', 'bandpass', 'fs', fs, 'order', 3, 'fc', [50 250]));
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
609 a1f = filter(a1, plist('filter', f2));
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
610 % make some cross-power
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
611 a4 = a1f+a2; a4.setName;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
612 % Compute coherence
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
613 Nfft = 2*fs;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
614 win = specwin('Hanning', Nfft);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
615 pl = plist('Nfft', Nfft, 'Win', win.type, 'order', -1, 'type', 'MS');
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
616 out = cohere(a4,a1,pl);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
617 % </SyntaxCode>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
618 stest = true;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
619 catch err
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
620 disp(err.message)
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
621 stest = false;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
622 end
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
623
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
624 % <AlgoDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
625 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
626 % 1) Check that output agrees with the output of MATLAB's mscohere.
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
627 % 2) Check that the shape of the output data is equal to the input data
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
628 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
629 % </AlgoDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
630
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
631 atest = true;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
632 if stest
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
633 % <AlgoCode>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
634 % Compute coherence using MATLAB's cohere
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
635 [cxy, f] = mscohere(a4.y, a1.y, win.win, Nfft/2, Nfft, a1.fs);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
636 if ne(cxy(:), out.y), atest = false; end
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
637 if ne(f, out.x), atest = false; end
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
638 if ne(out, out, ple2), atest = false; end
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
639 % Check the data shape
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
640 if size(a4.y,1) == 1
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
641 if size(out.y,1) ~= 1, atest = false; end
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
642 else
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
643 if size(out.y,2) ~= 1, atest = false; end
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
644 end
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
645 % </AlgoCode>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
646 else
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
647 atest = false;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
648 end
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
649
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
650 % Return a result structure
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
651 result = utp_prepare_result(atest, stest, dbstack, mfilename);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
652 end % END UTP_10
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
653
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
654
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
655 %% UTP_12
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
656
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
657 % <TestDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
658 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
659 % Tests symmetry properties of complex-coherence:
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
660 % 1) white noise produced from normal pdf, with a given mean value and
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
661 % sigma (distribution's 1st and 2nd orders)
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
662 % 2) white noise produced from normal pdf, with a given mean value and
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
663 % sigma (distribution's 1st and 2nd orders)
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
664 % 3) complex coherence of the white noise series
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
665 % 4) compare C(x,y) with conj(C(y,x))
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
666 % 5) compare C(x,x) and C(y,y) with 1
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
667 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
668
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
669 % </TestDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
670 function result = utp_12
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
671
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
672 % <SyntaxDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
673 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
674 % 1) Prepare the test tsdata:
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
675 % white noise from normal distribution + offset
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
676 % 2) Assign a random unit
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
677 % 3) Prepare the test tsdata:
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
678 % white noise from normal distribution + offset
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
679 % 4) Assign a random unit
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
680 % 5) complex coherence of the white noise
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
681 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
682 % </SyntaxDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
683
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
684 % <SyntaxCode>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
685 try
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
686
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
687 % Array of parameters to pick from
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
688 fs_list = [0.1;1;10];
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
689 nsecs_list = [100:100:10000]';
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
690 sigma_distr_list = [1e-6 2e-3 0.25 1:0.1:10]';
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
691 mu_distr_list = [1e-6 2e-3 0.25 1:0.1:10]';
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
692
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
693 % Build time-series test data
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
694
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
695 % Picks the values at random from the list
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
696 fs = utils.math.randelement(fs_list, 1);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
697 nsecs = utils.math.randelement(nsecs_list, 1);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
698 sigma_distr = utils.math.randelement(sigma_distr_list, 1);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
699 mu_distr = utils.math.randelement(mu_distr_list, 1);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
700 f = [1:5] / 100 * fs;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
701 A = sigma_distr + sigma_distr*rand(1,1);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
702 phi = 0 + 2*pi*rand(1,1);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
703
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
704 % White noise
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
705 type = 'Normal';
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
706 a_n1 = ao(plist('waveform', 'noise', ...
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
707 'type', type, 'fs', fs, 'nsecs', nsecs, 'sigma', sigma_distr));
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
708 a_n2 = ao(plist('waveform', 'noise', ...
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
709 'type', type, 'fs', fs, 'nsecs', nsecs, 'sigma', sigma_distr));
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
710 a_const = ao(mu_distr);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
711 a_wave = ao(plist('waveform', 'sine-wave', ...
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
712 'fs', fs, 'nsecs', nsecs, 'f', f, 'A', A, 'phi', phi));
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
713 a_1 = a_n1 + a_const + a_wave;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
714 a_2 = a_n2 + a_wave;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
715
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
716 % Set units and prefix from those supported
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
717 unit_list = unit.supportedUnits;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
718 % remove the first empty unit '' from the list, because then is it
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
719 % possible that we add a prefix to an empty unit
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
720 unit_list = unit_list(2:end);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
721 prefix_list = unit.supportedPrefixes;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
722 a_1.setYunits(unit([cell2mat(utils.math.randelement(prefix_list,1)) cell2mat(utils.math.randelement(unit_list,1))]));
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
723 a_2.setYunits(unit([cell2mat(utils.math.randelement(prefix_list,1)) cell2mat(utils.math.randelement(unit_list,1))]));
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
724
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
725 % Evaluate the complex coherence of the time-series data
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
726 win_list = specwin.getTypes;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
727 win_type = utils.math.randelement(win_list(~strcmpi(win_list, 'levelledhanning')), 1);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
728 win_type = win_type{1};
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
729 if strcmp(win_type, 'Kaiser')
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
730 win = specwin(win_type, 1, find(ao.getInfo('psd').plists, 'psll'));
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
731 else
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
732 win = specwin(win_type, 1);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
733 end
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
734 olap = win.rov;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
735 detrend = 0;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
736 scale_type = 'C';
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
737 n_pts = nsecs*fs/10;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
738
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
739 C12 = cohere(a_1, a_2, ...
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
740 plist('Win', win.type, 'olap', olap, 'Nfft', n_pts, 'order', detrend, 'type', scale_type));
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
741 C21 = cohere(a_2, a_1, ...
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
742 plist('Win', win.type, 'olap', olap, 'Nfft', n_pts, 'order', detrend, 'type', scale_type));
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
743 C21_cc = conj(C21);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
744 C11 = cohere(a_1, a_1, ...
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
745 plist('Win', win.type, 'olap', olap, 'Nfft', n_pts, 'order', detrend, 'type', scale_type));
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
746 C22 = cohere(a_2, a_2, ...
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
747 plist('Win', win.type, 'olap', olap, 'Nfft', n_pts, 'order', detrend, 'type', scale_type));
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
748 stest = true;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
749
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
750 catch err
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
751 disp(err.message)
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
752 stest = false;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
753 end
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
754 % </SyntaxCode>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
755
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
756 % <AlgoDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
757 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
758 % 1) Check that C(x,y) equals conj(C(y,x))
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
759 % 2) Check that C(x,x) equals 1
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
760 % 2) Check that C(y,y) equals 1
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
761
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
762 % </AlgoDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
763
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
764 % <AlgoCode>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
765 atest = true;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
766
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
767 if stest
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
768 if ~eq(C12.data, C21_cc.data, 'dy') || ...
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
769 ~isequal(C11.y, ones(size(C11.y))) || ...
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
770 ~isequal(C22.y, ones(size(C22.y)))
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
771 atest = false;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
772 end
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
773 else
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
774 atest = false;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
775 end
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
776 % </AlgoCode>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
777
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
778 % Return a result structure
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
779 result = utp_prepare_result(atest, stest, dbstack, mfilename);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
780 end % END UTP_12
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
781
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
782 %% UTP_13
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
783
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
784 % <TestDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
785 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
786 % Tests symmetry properties of complex-coherence:
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
787 % 1) white noise produced from normal pdf, with a given mean value and
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
788 % sigma (distribution's 1st and 2nd orders)
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
789 % 2) white noise produced from normal pdf, with a given mean value and
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
790 % sigma (distribution's 1st and 2nd orders)
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
791 % 3) magnitude-squared coherence of the white noise series
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
792 % 4) compare C(x,y) with C(y,x)
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
793 % 5) compare C(x,x) and C(y,y) with 1
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
794 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
795
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
796 % </TestDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
797 function result = utp_13
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
798
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
799 % <SyntaxDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
800 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
801 % 1) Prepare the test tsdata:
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
802 % white noise from normal distribution + offset
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
803 % 2) Assign a random unit
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
804 % 3) Prepare the test tsdata:
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
805 % white noise from normal distribution + offset
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
806 % 4) Assign a random unit
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
807 % 5) magnitude-squared coherence of the white noise
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
808 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
809 % </SyntaxDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
810
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
811 % <SyntaxCode>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
812 try
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
813
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
814 % Array of parameters to pick from
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
815 fs_list = [0.1;1;10];
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
816 nsecs_list = [100:100:10000]';
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
817 sigma_distr_list = [1e-6 2e-3 0.25 1:0.1:10]';
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
818 mu_distr_list = [1e-6 2e-3 0.25 1:0.1:10]';
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
819
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
820 % Build time-series test data
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
821
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
822 % Picks the values at random from the list
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
823 fs = utils.math.randelement(fs_list, 1);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
824 nsecs = utils.math.randelement(nsecs_list, 1);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
825 sigma_distr = utils.math.randelement(sigma_distr_list, 1);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
826 mu_distr = utils.math.randelement(mu_distr_list, 1);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
827 f = [1:5] / 100 * fs;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
828 A = sigma_distr + sigma_distr*rand(1,1);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
829 phi = 0 + 2*pi*rand(1,1);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
830
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
831 % White noise
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
832 type = 'Normal';
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
833 a_n1 = ao(plist('waveform', 'noise', ...
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
834 'type', type, 'fs', fs, 'nsecs', nsecs, 'sigma', sigma_distr));
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
835 a_n2 = ao(plist('waveform', 'noise', ...
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
836 'type', type, 'fs', fs, 'nsecs', nsecs, 'sigma', sigma_distr));
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
837 a_const = ao(mu_distr);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
838 a_wave = ao(plist('waveform', 'sine-wave', ...
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
839 'fs', fs, 'nsecs', nsecs, 'f', f, 'A', A, 'phi', phi));
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
840 a_1 = a_n1 + a_const + a_wave;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
841 a_2 = a_n2 + a_wave;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
842
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
843 % Set units and prefix from those supported
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
844 unit_list = unit.supportedUnits;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
845 % remove the first empty unit '' from the list, because then is it
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
846 % possible that we add a prefix to an empty unit
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
847 unit_list = unit_list(2:end);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
848 prefix_list = unit.supportedPrefixes;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
849 a_1.setYunits(unit([cell2mat(utils.math.randelement(prefix_list,1)) cell2mat(utils.math.randelement(unit_list,1))]));
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
850 a_2.setYunits(unit([cell2mat(utils.math.randelement(prefix_list,1)) cell2mat(utils.math.randelement(unit_list,1))]));
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
851
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
852 % Evaluate the magnitude-squared coherence of the time-series data
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
853 win_list = specwin.getTypes;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
854 win_type = utils.math.randelement(win_list(~strcmpi(win_list, 'levelledhanning')), 1);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
855 win_type = win_type{1};
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
856 if strcmp(win_type, 'Kaiser')
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
857 win = specwin(win_type, 1, find(ao.getInfo('psd').plists, 'psll'));
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
858 else
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
859 win = specwin(win_type, 1);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
860 end
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
861 olap = win.rov;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
862 detrend = 0;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
863 scale_type = 'MS';
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
864 n_pts = nsecs*fs/10;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
865
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
866 C12 = cohere(a_1, a_2, ...
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
867 plist('Win', win.type, 'olap', olap, 'Nfft', n_pts, 'order', detrend, 'type', scale_type));
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
868 C21 = cohere(a_2, a_1, ...
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
869 plist('Win', win.type, 'olap', olap, 'Nfft', n_pts, 'order', detrend, 'type', scale_type));
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
870 C11 = cohere(a_1, a_1, ...
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
871 plist('Win', win.type, 'olap', olap, 'Nfft', n_pts, 'order', detrend, 'type', scale_type));
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
872 C22 = cohere(a_2, a_2, ...
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
873 plist('Win', win.type, 'olap', olap, 'Nfft', n_pts, 'order', detrend, 'type', scale_type));
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
874 stest = true;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
875
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
876 catch err
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
877 disp(err.message)
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
878 stest = false;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
879 end
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
880 % </SyntaxCode>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
881
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
882 % <AlgoDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
883 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
884 % 1) Check that C(x,y) equals C(y,x)
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
885 % 1) Check that C(x,x) equals 1
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
886 % 1) Check that C(y,y) equals 1
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
887
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
888 % </AlgoDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
889
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
890 % <AlgoCode>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
891 atest = true;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
892
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
893 if stest
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
894 if ~isequal(C12.data, C21.data) || ...
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
895 ~isequal(C11.y, ones(size(C11.y))) ...
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
896 || ~isequal(C22.y, ones(size(C22.y)))
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
897 atest = false;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
898 end
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
899 if atest == false
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
900 fs
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
901 nsecs
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
902 sigma_distr
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
903 mu_distr
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
904 f
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
905 A
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
906 phi
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
907 end
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
908 else
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
909 atest = false;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
910 end
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
911 % </AlgoCode>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
912
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
913 % Return a result structure
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
914 result = utp_prepare_result(atest, stest, dbstack, mfilename);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
915 end % END UTP_13
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
916
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
917 %% UTP_14
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
918
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
919 % <TestDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
920 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
921 % Tests symmetry properties of complex-coherence:
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
922 % 1) white noise produced from normal pdf, with a given mean value and
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
923 % sigma (distribution's 1st and 2nd orders)
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
924 % 2) white noise produced from normal pdf, with a given mean value and
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
925 % sigma (distribution's 1st and 2nd orders)
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
926 % 3) complex coherence of the combination of white noise series
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
927 % 4) compare C(x,y) with 1
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
928 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
929
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
930 % </TestDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
931 function result = utp_14
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
932
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
933 % <SyntaxDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
934 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
935 % 1) Prepare the test tsdata:
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
936 % white noise from normal distribution + offset
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
937 % 2) Assign a random unit
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
938 % 3) Prepare the test tsdata:
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
939 % white noise from normal distribution + offset
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
940 % 4) Assign a random unit
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
941 % 5) complex coherence of the combination of noise
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
942 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
943 % </SyntaxDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
944
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
945 % <SyntaxCode>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
946 try
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
947
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
948 % Array of parameters to pick from
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
949 fs_list = [0.1;1;10];
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
950 nsecs_list = [100:100:10000]';
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
951 sigma_distr_list = [1e-6 2e-3 0.25 1:0.1:10]';
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
952 mu_distr_list = [1e-6 2e-3 0.25 1:0.1:10]';
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
953
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
954 % Build time-series test data
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
955
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
956 % Picks the values at random from the list
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
957 fs = utils.math.randelement(fs_list, 1);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
958 nsecs = utils.math.randelement(nsecs_list, 1);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
959 sigma_distr = utils.math.randelement(sigma_distr_list, 1);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
960 mu_distr = utils.math.randelement(mu_distr_list, 1);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
961 f = [1:5] / 100 * fs;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
962 A = sigma_distr + sigma_distr*rand(1,1);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
963 phi = 0 + 2*pi*rand(1,1);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
964
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
965 % White noise
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
966 type = 'Normal';
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
967 a_n = ao(plist('waveform', 'noise', ...
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
968 'type', type, 'fs', fs, 'nsecs', nsecs, 'sigma', sigma_distr));
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
969 a_const = ao(mu_distr);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
970 % Sinusoidal signal
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
971 a_wave = ao(plist('waveform', 'sine-wave', ...
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
972 'fs', fs, 'nsecs', nsecs, 'f', f, 'A', A, 'phi', phi));
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
973 a_1 = a_n + a_wave;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
974 % Linear combination (totally correlated time series)
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
975 a_2 = a_1 + a_const;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
976
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
977 % Set units and prefix from those supported
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
978 unit_list = unit.supportedUnits;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
979 % remove the first empty unit '' from the list, because then is it
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
980 % possible that we add a prefix to an empty unit
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
981 unit_list = unit_list(2:end);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
982 prefix_list = unit.supportedPrefixes;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
983 a_1.setYunits(unit([cell2mat(utils.math.randelement(prefix_list,1)) cell2mat(utils.math.randelement(unit_list,1))]));
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
984 a_2.setYunits(unit([cell2mat(utils.math.randelement(prefix_list,1)) cell2mat(utils.math.randelement(unit_list,1))]));
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
985
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
986 % Evaluate the complex coherence of the time-series data
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
987 win_list = specwin.getTypes;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
988 win_type = utils.math.randelement(win_list(~strcmpi(win_list, 'levelledhanning')), 1);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
989 win_type = win_type{1};
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
990 if strcmp(win_type, 'Kaiser')
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
991 win = specwin(win_type, 1, find(ao.getInfo('psd').plists, 'psll'));
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
992 else
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
993 win = specwin(win_type, 1);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
994 end
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
995 olap = win.rov;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
996 detrend = 0;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
997 scale_type = 'C';
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
998 n_pts = nsecs*fs/10;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
999
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1000 C = cohere(a_1, a_2, ...
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1001 plist('Win', win.type, 'olap', olap, 'Nfft', n_pts, 'order', detrend, 'type', scale_type));
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1002 stest = true;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1003
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1004 catch err
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1005 disp(err.message)
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1006 stest = false;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1007 end
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1008 % </SyntaxCode>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1009
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1010 % <AlgoDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1011 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1012 % 1) Check that the complex coherence equals 1
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1013
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1014 % </AlgoDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1015
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1016 % <AlgoCode>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1017 atest = true;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1018 TOL = 1e-12;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1019
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1020 if stest
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1021 if any(abs((C.y - 1)) > TOL)
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1022 atest = false;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1023 end
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1024 else
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1025 atest = false;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1026 end
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1027 % </AlgoCode>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1028
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1029 % Return a result structure
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1030 result = utp_prepare_result(atest, stest, dbstack, mfilename);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1031 end % END UTP_14
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1032
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1033 %% UTP_15
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1034
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1035 % <TestDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1036 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1037 % Tests symmetry properties of complex-coherence:
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1038 % 1) white noise produced from normal pdf, with a given mean value and
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1039 % sigma (distribution's 1st and 2nd orders)
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1040 % 2) white noise produced from normal pdf, with a given mean value and
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1041 % sigma (distribution's 1st and 2nd orders)
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1042 % 3) magnitude-squared coherence of the combination of white noise series
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1043 % 4) compare C(x,y) with 1
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1044 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1045
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1046 % </TestDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1047 function result = utp_15
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1048
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1049 % <SyntaxDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1050 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1051 % 1) Prepare the test tsdata:
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1052 % white noise from normal distribution + offset
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1053 % 2) Assign a random unit
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1054 % 3) Prepare the test tsdata:
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1055 % white noise from normal distribution + offset
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1056 % 4) Assign a random unit
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1057 % 5) magnitude-squared coherence of the combination of noise
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1058 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1059 % </SyntaxDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1060
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1061 % <SyntaxCode>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1062 try
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1063
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1064 % Array of parameters to pick from
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1065 fs_list = [0.1;1;10];
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1066 nsecs_list = [100:100:10000]';
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1067 sigma_distr_list = [1e-6 2e-3 0.25 1:0.1:10]';
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1068 mu_distr_list = [1e-6 2e-3 0.25 1:0.1:10]';
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1069
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1070 % Build time-series test data
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1071
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1072 % Picks the values at random from the list
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1073 fs = utils.math.randelement(fs_list, 1);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1074 nsecs = utils.math.randelement(nsecs_list, 1);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1075 sigma_distr = utils.math.randelement(sigma_distr_list, 1);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1076 mu_distr = utils.math.randelement(mu_distr_list, 1);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1077 f = [1:5] / 100 * fs;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1078 A = sigma_distr + sigma_distr*rand(1,1);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1079 phi = 0 + 2*pi*rand(1,1);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1080
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1081 % White noise
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1082 type = 'Normal';
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1083 a_n = ao(plist('waveform', 'noise', ...
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1084 'type', type, 'fs', fs, 'nsecs', nsecs, 'sigma', sigma_distr));
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1085 a_const = ao(mu_distr);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1086 % Sinusoidal signal
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1087 a_wave = ao(plist('waveform', 'sine-wave', ...
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1088 'fs', fs, 'nsecs', nsecs, 'f', f, 'A', A, 'phi', phi));
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1089 a_1 = a_n + a_wave;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1090 % Linear combination (totally correlated time series)
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1091 a_2 = a_1 + a_const;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1092
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1093 % Set units and prefix from those supported
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1094 unit_list = unit.supportedUnits;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1095 % remove the first empty unit '' from the list, because then is it
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1096 % possible that we add a prefix to an empty unit
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1097 unit_list = unit_list(2:end);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1098 prefix_list = unit.supportedPrefixes;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1099 a_1.setYunits(unit([cell2mat(utils.math.randelement(prefix_list,1)) cell2mat(utils.math.randelement(unit_list,1))]));
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1100 a_2.setYunits(unit([cell2mat(utils.math.randelement(prefix_list,1)) cell2mat(utils.math.randelement(unit_list,1))]));
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1101
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1102 % Evaluate the complex coherence of the time-series data
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1103 win_list = specwin.getTypes;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1104 win_type = utils.math.randelement(win_list(~strcmpi(win_list, 'levelledhanning')), 1);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1105 win_type = win_type{1};
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1106 if strcmp(win_type, 'Kaiser')
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1107 win = specwin(win_type, 1, find(ao.getInfo('psd').plists, 'psll'));
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1108 else
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1109 win = specwin(win_type, 1);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1110 end
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1111 olap = win.rov;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1112 detrend = 0;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1113 scale_type = 'MS';
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1114 n_pts = nsecs*fs/10;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1115
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1116 C = cohere(a_1, a_2, ...
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1117 plist('Win', win.type, 'olap', olap, 'Nfft', n_pts, 'order', detrend, 'type', scale_type));
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1118 stest = true;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1119
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1120 catch err
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1121 disp(err.message)
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1122 stest = false;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1123 end
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1124 % </SyntaxCode>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1125
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1126 % <AlgoDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1127 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1128 % 1) Check that the magnitude-squared coherence equals 1
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1129
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1130 % </AlgoDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1131
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1132 % <AlgoCode>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1133 atest = true;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1134
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1135 if stest
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1136 if ~eq(C.y, ones(size(C.y)))
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1137 atest = false;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1138 end
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1139 else
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1140 atest = false;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1141 end
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1142 % </AlgoCode>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1143
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1144 % Return a result structure
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1145 result = utp_prepare_result(atest, stest, dbstack, mfilename);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1146 end % END UTP_15
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1147
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1148 %% UTP_16
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1149
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1150 % <TestDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1151 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1152 % Tests symmetry properties of complex-coherence:
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1153 % 1) white noise produced from normal pdf, with a given mean value and
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1154 % sigma (distribution's 1st and 2nd orders)
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1155 % 2) white noise produced from normal pdf, with a given mean value and
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1156 % sigma (distribution's 1st and 2nd orders)
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1157 % 3) magnitude-squared coherence M of the combination of white noise series
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1158 % 4) complex coherence C of the combination of white noise series
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1159 % 5) compare abs(C)^2 with M
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1160 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1161
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1162 % </TestDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1163 function result = utp_16
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1164
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1165 % <SyntaxDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1166 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1167 % 1) Prepare the test tsdata:
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1168 % white noise from normal distribution + offset
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1169 % 2) Assign a random unit
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1170 % 3) Prepare the test tsdata:
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1171 % white noise from normal distribution + offset
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1172 % 4) Assign a random unit
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1173 % 5) magnitude-squared coherence of the combination of noise
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1174 % 6) complex coherence of the combination of noise
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1175 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1176 % </SyntaxDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1177
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1178 % <SyntaxCode>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1179 try
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1180
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1181 % Array of parameters to pick from
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1182 fs_list = [0.1;1;10];
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1183 nsecs_list = [100:100:10000]';
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1184 sigma_distr_list = [1e-6 2e-3 0.25 1:0.1:10]';
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1185 mu_distr_list = [1e-6 2e-3 0.25 1:0.1:10]';
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1186
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1187 % Build time-series test data
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1188
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1189 % Picks the values at random from the list
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1190 fs = utils.math.randelement(fs_list, 1);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1191 nsecs = utils.math.randelement(nsecs_list, 1);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1192 sigma_distr = utils.math.randelement(sigma_distr_list, 1);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1193 mu_distr = utils.math.randelement(mu_distr_list, 1);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1194 f = [1:5] / 100 * fs;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1195 A = sigma_distr + sigma_distr*rand(1,1);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1196 phi = 0 + 2*pi*rand(1,1);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1197
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1198 % White noise
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1199 type = 'Normal';
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1200 a_n = ao(plist('waveform', 'noise', ...
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1201 'type', type, 'fs', fs, 'nsecs', nsecs, 'sigma', sigma_distr));
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1202 a_const = ao(mu_distr);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1203 % Sinusoidal signal
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1204 a_wave = ao(plist('waveform', 'sine-wave', ...
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1205 'fs', fs, 'nsecs', nsecs, 'f', f, 'A', A, 'phi', phi));
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1206 a_1 = a_n + a_wave;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1207 % Linear combination (totally correlated time series)
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1208 a_2 = a_1 + a_const;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1209
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1210 % Set units and prefix from those supported
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1211 unit_list = unit.supportedUnits;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1212 % remove the first empty unit '' from the list, because then is it
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1213 % possible that we add a prefix to an empty unit
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1214 unit_list = unit_list(2:end);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1215 prefix_list = unit.supportedPrefixes;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1216 a_1.setYunits(unit([cell2mat(utils.math.randelement(prefix_list,1)) cell2mat(utils.math.randelement(unit_list,1))]));
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1217 a_2.setYunits(unit([cell2mat(utils.math.randelement(prefix_list,1)) cell2mat(utils.math.randelement(unit_list,1))]));
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1218
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1219 % Evaluate the complex coherence of the time-series data
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1220 win_list = specwin.getTypes;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1221 win_type = utils.math.randelement(win_list(~strcmpi(win_list, 'levelledhanning')), 1);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1222 win_type = win_type{1};
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1223 if strcmp(win_type, 'Kaiser')
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1224 win = specwin(win_type, 1, find(ao.getInfo('psd').plists, 'psll'));
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1225 else
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1226 win = specwin(win_type, 1);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1227 end
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1228 olap = win.rov;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1229 detrend = 0;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1230 n_pts = nsecs*fs/10;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1231
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1232 M = cohere(a_1, a_2, ...
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1233 plist('Win', win.type, 'olap', olap, 'Nfft', n_pts, 'order', detrend, 'type', 'MS'));
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1234 C = cohere(a_1, a_2, ...
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1235 plist('Win', win.type, 'olap', olap, 'Nfft', n_pts, 'order', detrend, 'type', 'C'));
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1236 stest = true;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1237
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1238 catch err
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1239 disp(err.message)
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1240 stest = false;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1241 end
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1242 % </SyntaxCode>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1243
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1244 % <AlgoDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1245 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1246 % 1) Check that the magnitude-squared coherence equals the square
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1247 % modulus of the complex coherence
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1248
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1249 % </AlgoDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1250
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1251 % <AlgoCode>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1252 atest = true;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1253 TOL = 1e-15;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1254
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1255 if stest
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1256 if any(abs(M.y - abs(C.y).^2) > TOL)
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1257 atest = false;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1258 end
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1259 else
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1260 atest = false;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1261 end
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1262 % </AlgoCode>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1263
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1264 % Return a result structure
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1265 result = utp_prepare_result(atest, stest, dbstack, mfilename);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1266 end % END UTP_16
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1267
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1268 %% UTP_17
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1269
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1270 % <TestDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1271 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1272 % Tests handling of units:
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1273 % 1) white noise produced from normal pdf, with a given mean value and
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1274 % sigma (distribution's 1st and 2nd orders)
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1275 % 2) white noise produced from normal pdf, with a given mean value and
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1276 % sigma (distribution's 1st and 2nd orders)
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1277 % 3) complex coherence of the white noise series
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1278 % 4) compares the units of the input and output
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1279 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1280
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1281 % </TestDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1282 function result = utp_17
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1283
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1284 % <SyntaxDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1285 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1286 % 1) Prepare the test tsdata:
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1287 % white noise from normal distribution + offset
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1288 % 2) Assign a random unit
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1289 % 3) Prepare the test tsdata:
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1290 % white noise from normal distribution + offset
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1291 % 4) Assign a random unit
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1292 % 5) complex cohere of the white noise
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1293 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1294 % </SyntaxDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1295
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1296 % <SyntaxCode>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1297 try
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1298
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1299 % Build time-series test data
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1300 fs = 1;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1301 nsecs = 86400;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1302 sigma_distr_1 = 4.69e-12;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1303 mu_distr_1 = -5.11e-14;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1304 sigma_distr_2 = 6.04e-9;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1305 mu_distr_2 = 1.5e-10;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1306
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1307 % White noise
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1308 type = 'Normal';
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1309
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1310 a_n = ao(plist('waveform', 'noise', ...
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1311 'type', type, 'fs', fs, 'nsecs', nsecs, 'sigma', sigma_distr_1));
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1312 a_const = ao(mu_distr_1);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1313 a_1 = a_n + a_const;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1314
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1315 a_n = ao(plist('waveform', 'noise', ...
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1316 'type', type, 'fs', fs, 'nsecs', nsecs, 'sigma', sigma_distr_2));
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1317 a_const = ao(mu_distr_2);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1318 a_2 = a_n + a_const;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1319
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1320 % Set units and prefix from those supported
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1321 unit_list = unit.supportedUnits;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1322 % remove the first empty unit '' from the list, because then is it
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1323 % possible that we add a prefix to an empty unit
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1324 unit_list = unit_list(2:end);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1325 prefix_list = unit.supportedPrefixes;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1326 a_1.setYunits(unit([cell2mat(utils.math.randelement(prefix_list,1)) cell2mat(utils.math.randelement(unit_list,1))]));
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1327 a_2.setYunits(unit([cell2mat(utils.math.randelement(prefix_list,1)) cell2mat(utils.math.randelement(unit_list,1))]));
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1328
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1329 % Evaluate the coherence of the time-series data
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1330 win = specwin('BH92');
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1331 olap = win.rov;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1332 detrend = 0;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1333 scale_type = 'C';
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1334 n_pts = nsecs*fs/10;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1335
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1336 C = cohere(a_1, a_2, ...
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1337 plist('Win', win.type, 'olap', olap, 'Nfft', n_pts, 'order', detrend, 'type', scale_type));
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1338
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1339 stest = true;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1340
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1341 catch err
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1342 disp(err.message)
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1343 stest = false;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1344 end
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1345 % </SyntaxCode>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1346
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1347 % <AlgoDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1348 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1349 % 1) Check that (complex coherence yunits) equals [1]
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1350 % 2) Check that (complex coherence xunits) equals [Hz]
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1351
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1352 % </AlgoDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1353
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1354 % <AlgoCode>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1355 atest = true;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1356
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1357 if stest
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1358 if ~eq(C.yunits, unit('')) || ~eq(C.xunits, unit('Hz'))
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1359 atest = false;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1360 end
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1361 else
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1362 atest = false;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1363 end
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1364 % </AlgoCode>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1365
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1366 % Return a result structure
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1367 result = utp_prepare_result(atest, stest, dbstack, mfilename);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1368 end % END UTP_17
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1369
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1370 %% UTP_18
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1371
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1372 % <TestDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1373 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1374 % Tests handling of units:
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1375 % 1) white noise produced from normal pdf, with a given mean value and
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1376 % sigma (distribution's 1st and 2nd orders)
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1377 % 2) white noise produced from normal pdf, with a given mean value and
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1378 % sigma (distribution's 1st and 2nd orders)
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1379 % 3) magnitude-squared coherence of the white noise series
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1380 % 4) compares the units of the input and output
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1381 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1382
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1383 % </TestDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1384 function result = utp_18
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1385
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1386 % <SyntaxDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1387 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1388 % 1) Prepare the test tsdata:
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1389 % white noise from normal distribution + offset
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1390 % 2) Assign a random unit
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1391 % 3) Prepare the test tsdata:
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1392 % white noise from normal distribution + offset
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1393 % 4) Assign a random unit
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1394 % 5) magnitude-squared cohere of the white noise
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1395 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1396 % </SyntaxDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1397
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1398 % <SyntaxCode>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1399 try
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1400
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1401 % Build time-series test data
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1402 fs = 1;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1403 nsecs = 86400;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1404 sigma_distr_1 = 4.69e-12;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1405 mu_distr_1 = -5.11e-14;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1406 sigma_distr_2 = 6.04e-9;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1407 mu_distr_2 = 1.5e-10;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1408
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1409 % White noise
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1410 type = 'Normal';
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1411
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1412 a_n = ao(plist('waveform', 'noise', ...
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1413 'type', type, 'fs', fs, 'nsecs', nsecs, 'sigma', sigma_distr_1));
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1414 a_const = ao(mu_distr_1);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1415 a_1 = a_n + a_const;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1416
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1417 a_n = ao(plist('waveform', 'noise', ...
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1418 'type', type, 'fs', fs, 'nsecs', nsecs, 'sigma', sigma_distr_2));
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1419 a_const = ao(mu_distr_2);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1420 a_2 = a_n + a_const;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1421
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1422 % Set units and prefix from those supported
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1423 unit_list = unit.supportedUnits;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1424 % remove the first empty unit '' from the list, because then is it
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1425 % possible that we add a prefix to an empty unit
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1426 unit_list = unit_list(2:end);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1427 prefix_list = unit.supportedPrefixes;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1428 a_1.setYunits(unit([cell2mat(utils.math.randelement(prefix_list,1)) cell2mat(utils.math.randelement(unit_list,1))]));
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1429 a_2.setYunits(unit([cell2mat(utils.math.randelement(prefix_list,1)) cell2mat(utils.math.randelement(unit_list,1))]));
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1430
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1431 % Evaluate the coherence of the time-series data
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1432 win = specwin('BH92');
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1433 olap = win.rov;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1434 detrend = 0;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1435 scale_type = 'MS';
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1436 n_pts = nsecs*fs/10;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1437
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1438 C = cohere(a_1, a_2, ...
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1439 plist('Win', win.type, 'olap', olap, 'Nfft', n_pts, 'order', detrend,'type', scale_type));
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1440
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1441 stest = true;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1442
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1443 catch err
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1444 disp(err.message)
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1445 stest = false;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1446 end
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1447 % </SyntaxCode>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1448
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1449 % <AlgoDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1450 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1451 % 1) Check that (magnitude-squared coherence yunits) equals [1]
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1452 % 2) Check that (magnitude-squared coherence xunits) equals [Hz]
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1453
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1454 % </AlgoDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1455
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1456 % <AlgoCode>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1457 atest = true;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1458
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1459 if stest
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1460 if ~eq(C.yunits, unit('')) || ~eq(C.xunits, unit('Hz'))
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1461 atest = false;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1462 end
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1463 else
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1464 atest = false;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1465 end
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1466 % </AlgoCode>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1467
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1468 % Return a result structure
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1469 result = utp_prepare_result(atest, stest, dbstack, mfilename);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1470 end % END UTP_18
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1471
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1472 %% UTP_19
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1473
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1474 % <TestDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1475 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1476 % Tests that differently sized data sets are treated properly
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1477 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1478 % </TestDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1479 function result = utp_19
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1480
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1481 % <SyntaxDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1482 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1483 % Test that applying cohere works on two AOs.
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1484 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1485 % </SyntaxDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1486
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1487 try
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1488 % <SyntaxCode>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1489 % Construct two test AOs
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1490 nsecs = [10000:1:20000];
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1491 fs = 1;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1492 pl = plist('fs', fs, 'tsfcn', 'randn(size(t))');
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1493 a1 = ao(pl.pset('nsecs', utils.math.randelement(nsecs, 1)));
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1494 a2 = ao(pl.pset('nsecs', utils.math.randelement(nsecs, 1)));
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1495 len_1 = a1.len;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1496 len_2 = a2.len;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1497 % Filter one time-series
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1498 f2 = miir(plist('type', 'bandpass', 'fs', fs, 'order', 3, 'fc', [.050 .25]));
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1499 a1f = filter(a1, plist('filter', f2));
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1500 % Compute cohere
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1501 Nfft = -1;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1502 win = 'Hanning';
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1503 pl = plist('Nfft', Nfft, 'Win', win, 'order', -1);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1504 out = cohere(a2,a1f,pl);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1505 % </SyntaxCode>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1506 stest = true;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1507 catch err
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1508 disp(err.message)
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1509 stest = false;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1510 end
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1511
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1512 % <AlgoDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1513 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1514 % 1) Check that cohere used the length of the shortest ao.
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1515 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1516 % </AlgoDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1517
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1518 atest = true;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1519 if stest
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1520 % <AlgoCode>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1521 % Compare the nfft with the length of the input data
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1522
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1523 if out.x(2) ~= 1/min(len_1,len_2)
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1524 atest = false;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1525 end
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1526 % </AlgoCode>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1527 else
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1528 atest = false;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1529 end
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1530
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1531 % Return a result structure
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1532 result = utp_prepare_result(atest, stest, dbstack, mfilename);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1533 end % END UTP_19
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1534
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1535 %% UTP_20
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1536
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1537 % <TestDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1538 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1539 % Tests that applying a single window the coherence is 1
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1540 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1541 % </TestDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1542 function result = utp_20
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1543
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1544 % <SyntaxDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1545 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1546 % Test that applying cohere works on two AOs.
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1547 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1548 % </SyntaxDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1549
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1550 try
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1551 % <SyntaxCode>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1552 % Construct two test AOs
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1553 nsecs = [10000:100:20000];
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1554 fs = 1;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1555 pl = plist('fs', fs, 'tsfcn', 'randn(size(t))');
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1556 a1 = ao(pl.pset('nsecs', utils.math.randelement(nsecs, 1)));
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1557 a2 = ao(pl.pset('nsecs', utils.math.randelement(nsecs, 1)));
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1558 % Filter one time-series
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1559 f2 = miir(plist('type', 'bandpass', 'fs', fs, 'order', 3, 'fc', [.050 .25]));
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1560 a1f = filter(a1, plist('filter', f2));
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1561 % Compute cohere
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1562 Nfft = -1;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1563 win = 'Hanning';
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1564 pl = plist('Nfft', Nfft, 'Win', win, 'order', -1);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1565 out_c = cohere(a2, a1f, pl.pset('type', 'C'));
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1566 out_ms = cohere(a2, a1f, pl.pset('type', 'MS'));
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1567 % </SyntaxCode>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1568 stest = true;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1569 catch err
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1570 disp(err.message)
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1571 stest = false;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1572 end
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1573
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1574 % <AlgoDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1575 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1576 % 1) Check that the calculated cohere is 1
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1577 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1578 % </AlgoDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1579
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1580 atest = true;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1581 TOL = 1e-12;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1582 if stest
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1583 % <AlgoCode>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1584 % Compare the calculated cohere with 1
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1585
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1586 if any(abs(abs(out_c.y) - 1) > TOL)
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1587 atest = false;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1588 end
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1589 if any(abs(abs(out_ms.y) - 1) > TOL)
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1590 atest = false;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1591 end
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1592 % </AlgoCode>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1593 else
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1594 atest = false;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1595 end
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1596
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1597 % Return a result structure
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1598 result = utp_prepare_result(atest, stest, dbstack, mfilename);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1599 end % END UTP_20
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1600
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1601 %% UTP_21
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1602
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1603 % <TestDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1604 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1605 % Tests the possibility to set the number of averages rather than setting the Nfft:
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1606 % 1) white noise produced from normal pdf, with:
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1607 % a given mean value and sigma (distribution's 1st and 2nd order)
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1608 % 2) cohere of the noise, without detrending, random window, set number of
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1609 % averages
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1610 % 3) check the effective number of averages
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1611 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1612
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1613 % </TestDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1614 function result = utp_21
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1615
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1616 % <SyntaxDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1617 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1618 % 1) Prepare the test tsdata:
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1619 % white noise from normal distribution + offset
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1620 % 2) cohere of the noise, without detrending, random window, set number of
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1621 % averages
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1622 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1623 % </SyntaxDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1624
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1625 % <SyntaxCode>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1626 try
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1627 % Array of parameters to pick from
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1628 fs_list = [0.1;1;2;5;10];
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1629 nsecs_list = [2000:1000:10000]';
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1630 sigma_distr_list = [1e-6 2e-3 0.25 1:0.1:10]';
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1631 trend_0_list = [1e-6 2e-3 0.25 1:0.1:10]';
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1632
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1633 % Build time-series test data
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1634
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1635 % Picks the values at random from the list
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1636 fs = utils.math.randelement(fs_list, 1);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1637 nsecs = utils.math.randelement(nsecs_list, 1);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1638 sigma_distr = utils.math.randelement(sigma_distr_list, 1);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1639 trend_0 = utils.math.randelement(trend_0_list, 1);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1640
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1641 % White noise
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1642 type = 'Normal';
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1643 a_n1 = ao(plist('waveform', 'noise', ...
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1644 'type', type, 'fs', fs, 'nsecs', nsecs, 'sigma', sigma_distr));
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1645 a_n2 = ao(plist('waveform', 'noise', ...
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1646 'type', type, 'fs', fs, 'nsecs', nsecs, 'sigma', sigma_distr));
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1647
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1648 % Constant signal
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1649 a_c = ao(trend_0);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1650
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1651 % Total signals
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1652 a1 = a_n1 + a_c;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1653 a2 = a_n2 + a_c;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1654
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1655 % Evaluate the complex coherence of the white noise time-series data
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1656 win_list = specwin.getTypes;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1657 win_type = utils.math.randelement(win_list(~strcmpi(win_list, 'levelledhanning')), 1);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1658 win_type = win_type{1};
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1659 switch win_type
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1660 case 'Kaiser'
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1661 win = specwin(win_type, 1, find(ao.getInfo('psd').plists, 'psll'));
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1662 otherwise
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1663 win = specwin(win_type, 1);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1664 end
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1665
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1666 olap = win.rov;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1667 detrend = 0;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1668 n_pts = -1;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1669 scale_type = 'C';
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1670 navs = utils.math.randelement([1:100],1);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1671
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1672 % Evaluates the coherence asking for the number of averages
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1673 C = cohere(a1, a2, plist('Win', win.type, 'olap', olap, ...
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1674 'Nfft', n_pts, 'order', detrend, 'type', scale_type, 'navs', navs));
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1675
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1676 stest = true;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1677
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1678 catch err
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1679 disp(err.message)
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1680 stest = false;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1681 end
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1682 % </SyntaxCode>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1683
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1684 % <AlgoDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1685 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1686 % 1) Check that calculated navs are identical to those requested
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1687 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1688 % </AlgoDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1689
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1690 % <AlgoCode>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1691 atest = true;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1692
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1693 if stest
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1694 % Compare the navs written in the output object with the requested one
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1695 if ne(navs, C.data.navs)
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1696 if ne(find(C.hist.plistUsed, 'navs'), C.data.navs)
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1697 atest = false;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1698 end
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1699 end
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1700 else
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1701 atest = false;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1702 end
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1703 % </AlgoCode>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1704
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1705 % Return a result structure
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1706 result = utp_prepare_result(atest, stest, dbstack, mfilename);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1707 end % END UTP_21
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1708
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1709 %% UTP_22
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1710
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1711 % <TestDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1712 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1713 % Tests the possibility to set the number of averages rather than setting the Nfft:
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1714 % 1) white noise produced from uniform pdf, with:
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1715 % a given mean value and sigma (distribution's 1st and 2nd order)
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1716 % 2) cohere of the noise, without detrending, random window, random navs
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1717 % 3) get the number of averages
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1718 % 4) get the nfft used
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1719 % 5) run cohere again, with the nfft used
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1720 % 6) compare the calculated objects
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1721 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1722
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1723 % </TestDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1724 function result = utp_22
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1725
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1726 % <SyntaxDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1727 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1728 % 1) white noise produced from uniform pdf, with:
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1729 % a given mean value and sigma (distribution's 1st and 2nd order)
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1730 % 2) cohere of the noise, without detrending, random window, random navs
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1731 % 3) get the number of averages
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1732 % 4) get the nfft used
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1733 % 5) run cohere again, with the nfft used
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1734 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1735 % </SyntaxDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1736
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1737 % <SyntaxCode>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1738 try
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1739 % Array of parameters to pick from
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1740 fs_list = [0.1;1;2;5;10];
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1741 nsecs_list = [20 100 1000:1000:10000]';
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1742 sigma_distr_list = [1e-6 2e-3 0.25 1:0.1:10]';
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1743 trend_0_list = [1e-6 2e-3 0.25 1:0.1:10]';
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1744
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1745 % Build time-series test data
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1746
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1747 % Picks the values at random from the list
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1748 fs = utils.math.randelement(fs_list, 1);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1749 nsecs = utils.math.randelement(nsecs_list, 1);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1750 sigma_distr = utils.math.randelement(sigma_distr_list, 1);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1751 trend_0 = utils.math.randelement(trend_0_list, 1);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1752
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1753 % White noise
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1754 type = 'Uniform';
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1755 a_n1 = ao(plist('waveform', 'noise', ...
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1756 'type', type, 'fs', fs, 'nsecs', nsecs, 'sigma', sigma_distr));
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1757 a_n2 = ao(plist('waveform', 'noise', ...
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1758 'type', type, 'fs', fs, 'nsecs', nsecs, 'sigma', sigma_distr));
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1759
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1760 % Constant signal
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1761 a_c = ao(trend_0);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1762
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1763 % Total signals
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1764 a1 = a_n1 + a_c;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1765 a2 = a_n2 + a_c;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1766
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1767 % Evaluate the complex coherence of the white noise time-series data
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1768 win_list = specwin.getTypes;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1769 win_type = utils.math.randelement(win_list(~strcmpi(win_list, 'levelledhanning')), 1);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1770 win_type = win_type{1};
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1771 switch win_type
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1772 case 'Kaiser'
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1773 win = specwin(win_type, 1, find(ao.getInfo('psd').plists, 'psll'));
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1774 otherwise
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1775 win = specwin(win_type, 1);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1776 end
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1777
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1778 olap = win.rov;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1779 detrend = 0;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1780 scale_type = 'MS';
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1781 navs = fix(utils.math.randelement(logspace(0,log10(max(0,a1.len/10)),50),1));
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1782
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1783 % Calculates the coherence asking for the number of averages
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1784 C1 = cohere(a1, a2, plist('Win', win.type, 'olap', olap, ...
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1785 'Nfft', -1, 'order', detrend, 'type', scale_type, ...
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1786 'navs', navs));
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1787
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1788 % Calculates the coherence asking for the number of points just evaluated
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1789 C2 = cohere(a1, a2, plist('Win', win.type, 'olap', olap, ...
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1790 'Nfft', find(C1.hist.plistUsed, 'Nfft'), 'order', detrend, 'type', scale_type));
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1791 stest = true;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1792
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1793 catch err
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1794 disp(err.message)
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1795 stest = false;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1796 end
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1797 % </SyntaxCode>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1798
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1799 % <AlgoDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1800 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1801 % 1) Check that calculated objects C1 and C2 are identical
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1802 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1803 % </AlgoDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1804
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1805 % <AlgoCode>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1806 atest = true;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1807
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1808 if stest
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1809 % Compare the output objects
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1810 if ne(C1,C2,ple3)
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1811 atest = false;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1812 end
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1813 else
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1814 atest = false;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1815 end
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1816 % </AlgoCode>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1817
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1818 % Return a result structure
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1819 result = utp_prepare_result(atest, stest, dbstack, mfilename);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1820 end % END UTP_22
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1821
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1822 %% UTP_23
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1823
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1824 % <TestDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1825 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1826 % Tests the possibility to set the number of averages rather than setting the Nfft:
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1827 % 1) white noise produced from normal pdf, with:
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1828 % a given mean value and sigma (distribution's 1st and 2nd order)
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1829 % 2) cohere of the noise, without detrending, random window, random navs
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1830 % 3) get the number of averages
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1831 % 4) get the nfft used
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1832 % 5) run cohere again, with the nfft used
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1833 % 6) compare navs, nfft, coheres
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1834 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1835
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1836 % </TestDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1837 function result = utp_23
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1838
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1839 % <SyntaxDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1840 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1841 % 1) white noise produced from normal pdf, with:
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1842 % a given mean value and sigma (distribution's 1st and 2nd order)
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1843 % 2) cohere of the noise, without detrending, random window, random navs
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1844 % 3) get the number of averages
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1845 % 4) get the nfft used
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1846 % 5) run cohere again, with the nfft used
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1847 % 6) run cohere again, with conflicting parameters, and verify it uses
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1848 % nfft rather than navs
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1849 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1850 % </SyntaxDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1851
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1852 % <SyntaxCode>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1853 try
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1854 % Array of parameters to pick from
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1855 fs_list = [0.1;1;2;5;10];
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1856 nsecs_list = [1000:1000:10000]';
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1857 sigma_distr_list = [1e-6 2e-3 0.25 1:0.1:10]';
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1858 trend_0_list = [1e-6 2e-3 0.25 1:0.1:10]';
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1859
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1860 % Build time-series test data
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1861
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1862 % Picks the values at random from the list
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1863 fs = utils.math.randelement(fs_list, 1);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1864 nsecs = utils.math.randelement(nsecs_list, 1);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1865 sigma_distr = utils.math.randelement(sigma_distr_list, 1);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1866 trend_0 = utils.math.randelement(trend_0_list, 1);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1867
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1868 % White noise
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1869 type = 'Normal';
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1870 a_n1 = ao(plist('waveform', 'noise', ...
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1871 'type', type, 'fs', fs, 'nsecs', nsecs, 'sigma', sigma_distr));
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1872 a_n2 = ao(plist('waveform', 'noise', ...
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1873 'type', type, 'fs', fs, 'nsecs', nsecs, 'sigma', sigma_distr));
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1874
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1875 % Constant signal
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1876 a_c = ao(trend_0);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1877
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1878 % Total signals
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1879 a1 = a_n1 + a_c;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1880 a2 = a_n2 + a_c;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1881
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1882 % Evaluate the complex coherence of the white noise time-series data
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1883 win_list = specwin.getTypes;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1884 win_type = utils.math.randelement(win_list(~strcmpi(win_list, 'levelledhanning')), 1);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1885 win_type = win_type{1};
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1886 switch win_type
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1887 case 'Kaiser'
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1888 win = specwin(win_type, 1, find(ao.getInfo('psd').plists, 'psll'));
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1889 otherwise
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1890 win = specwin(win_type, 1);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1891 end
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1892
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1893 olap = win.rov;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1894 detrend = 0;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1895 scale_type = 'C';
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1896 navs = fix(utils.math.randelement(logspace(0,log10(max(a1.len/10,0)),50),1));
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1897
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1898 % Calculates the coherence asking for the number of averages
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1899 C1 = cohere(a1, a2, plist('Win', win.type, 'olap', olap, ...
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1900 'Nfft', -1, 'order', detrend, 'type', scale_type, ...
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1901 'navs', navs));
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1902
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1903 npts_2 = find(C1.hist.plistUsed, 'Nfft');
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1904 % Calculates the coherence asking for the number of points
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1905 C2 = cohere(a1, a2, plist('Win', win.type, 'olap', olap, ...
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1906 'Nfft', npts_2, 'order', detrend, 'type', scale_type));
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1907
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1908 npts_3 = fix(npts_2/2);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1909 % Calculates the coherence asking for the number of points AND the window length
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1910 C3 = cohere(a1, a2, plist('Win', win.type, 'olap', olap, ...
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1911 'Nfft', npts_3, ...
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1912 'order', detrend, 'type', scale_type, ...
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1913 'navs', navs));
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1914
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1915 stest = true;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1916
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1917 catch err
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1918 disp(err.message)
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1919 stest = false;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1920 end
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1921 % </SyntaxCode>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1922
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1923 % <AlgoDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1924 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1925 % 1) Check that calculated objects C1 and C2 are identical
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1926 % 2) Check that C3 used different values
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1927 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1928 % </AlgoDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1929
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1930 % <AlgoCode>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1931 atest = true;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1932
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1933 if stest
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1934 % Compare the navs written in the output object with the requested one
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1935 if ne(C1,C2,ple3) || ...
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1936 ne(find(C3.hist.plistUsed, 'Nfft'), npts_3) || eq(C3.data.navs, navs)
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1937 atest = false;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1938 end
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1939 else
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1940 atest = false;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1941 end
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1942 % </AlgoCode>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1943
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1944 % Return a result structure
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1945 result = utp_prepare_result(atest, stest, dbstack, mfilename);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1946 end % END UTP_23
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1947
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1948 %% UTP_24
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1949
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1950 % <TestDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1951 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1952 % Tests that the cohere method agrees with MATLAB's mscohere when
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1953 % configured to use the same parameters.
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1954 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1955 % </TestDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1956 function result = utp_24
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1957
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1958 % <SyntaxDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1959 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1960 % Test that the applying cohere works on two AOs.
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1961 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1962 % </SyntaxDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1963
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1964 try
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1965 % <SyntaxCode>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1966 % Construct two test AOs
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1967 nsecs = 10;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1968 fs = 1000;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1969 pl = plist('nsecs', nsecs, 'fs', fs, 'tsfcn', 'randn(size(t))');
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1970 a1 = ao(pl); a2 = ao(pl);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1971 % Filter one time-series
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1972 f2 = miir(plist('type', 'bandpass', 'fs', fs, 'order', 3, 'fc', [50 250]));
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1973 a1f = filter(a1, plist('filter', f2));
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1974 % make some cross-power
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1975 a4 = a1f+a2; a4.setName;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1976 % Create the transpose of a4 to check the output data shape
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1977 a4 = a4.';
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1978 % Compute coherence
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1979 Nfft = 2*fs;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1980 % Use different windows size as Nfft
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1981 win = specwin('Hanning', 1000);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1982 pl = plist('Nfft', Nfft, 'Win', win.type, 'order', 0, 'type', 'MS');
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1983 out = cohere(a4,a1,pl);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1984 % </SyntaxCode>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1985 stest = true;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1986 catch err
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1987 disp(err.message)
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1988 stest = false;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1989 end
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1990
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1991 % <AlgoDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1992 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1993 % 1) Check that output agrees with the output of MATLAB's mscohere.
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1994 % 2) Check that the shape of the output data is equal to the input data
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1995 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1996 % </AlgoDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1997
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1998 atest = true;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
1999 if stest
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2000 % <AlgoCode>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2001 TOL = 1e-12;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2002
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2003 % Redesign the window
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2004 win = specwin('Hanning', Nfft);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2005 % Compute coherence using MATLAB's cohere
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2006 [cxy, f] = mscohere(a4.y, a1.y, win.win, Nfft/2, Nfft, a1.fs);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2007 if any(abs(cxy(4:end)-out.y(4:end))>TOL), atest = false; end
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2008 if ne(f, out.x), atest = false; end
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2009 if ne(out, out, ple2), atest = false; end
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2010 % Check the data shape
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2011 if size(a4.y,1) == 1
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2012 if size(out.y,1) ~= 1, atest = false; end
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2013 else
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2014 if size(out.y,2) ~= 1, atest = false; end
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2015 end
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2016 % </AlgoCode>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2017 else
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2018 atest = false;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2019 end
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2020
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2021 % Return a result structure
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2022 result = utp_prepare_result(atest, stest, dbstack, mfilename);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2023 end % END UTP_24
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2024
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2025 %% UTP_25
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2026
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2027 % <TestDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2028 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2029 % Tests handling of units:
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2030 % 1) white noise produced from normal pdf, with a given mean value and
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2031 % sigma (distribution's 1st and 2nd orders)
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2032 % 2) white noise produced from normal pdf, with a given mean value and
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2033 % sigma (distribution's 1st and 2nd orders)
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2034 % 3) complex coherence of the white noise series
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2035 % 4) compares the units of the input and output
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2036 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2037
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2038 % </TestDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2039 function result = utp_25
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2040
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2041 % <SyntaxDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2042 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2043 % 1) Prepare the test tsdata:
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2044 % white noise from normal distribution + offset
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2045 % 2) Assign a random unit
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2046 % 3) Prepare the test tsdata:
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2047 % white noise from normal distribution + offset
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2048 % 4) Assign a random unit
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2049 % 5) complex cohere of the white noise
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2050 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2051 % </SyntaxDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2052
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2053 % <SyntaxCode>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2054 try
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2055
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2056 % Build time-series test data
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2057 fs = 1;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2058 nsecs = 86400;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2059 sigma_distr_1 = 4.69e-12;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2060 mu_distr_1 = -5.11e-14;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2061 sigma_distr_2 = 6.04e-9;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2062 mu_distr_2 = 1.5e-10;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2063
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2064 % White noise
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2065 type = 'Normal';
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2066
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2067 a_n = ao(plist('waveform', 'noise', ...
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2068 'type', type, 'fs', fs, 'nsecs', nsecs, 'sigma', sigma_distr_1));
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2069 a_const = ao(mu_distr_1);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2070 a_1 = a_n + a_const;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2071
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2072 a_n = ao(plist('waveform', 'noise', ...
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2073 'type', type, 'fs', fs, 'nsecs', nsecs, 'sigma', sigma_distr_2));
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2074 a_const = ao(mu_distr_2);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2075 a_2 = a_n + a_const;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2076
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2077 % Set units and prefix from those supported
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2078 unit_list = unit.supportedUnits;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2079 % remove the first empty unit '' from the list, because then is it
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2080 % possible that we add a prefix to an empty unit
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2081 unit_list = unit_list(2:end);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2082 prefix_list = unit.supportedPrefixes;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2083 a_1.setYunits(unit([cell2mat(utils.math.randelement(prefix_list,1)) cell2mat(utils.math.randelement(unit_list,1))]));
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2084 a_2.setYunits(unit([cell2mat(utils.math.randelement(prefix_list,1)) cell2mat(utils.math.randelement(unit_list,1))]));
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2085
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2086 % Evaluate the coherence of the time-series data
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2087 win = 'Kaiser';
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2088 psll = utils.math.randelement([10:10:200], 1);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2089 detrend = 0;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2090 scale_type = 'C';
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2091 n_pts = nsecs*fs/10;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2092
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2093 C = cohere(a_1, a_2, ...
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2094 plist('Win', win, 'psll', psll, 'Nfft', n_pts, 'order', detrend, 'type', scale_type));
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2095
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2096 stest = true;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2097
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2098 catch err
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2099 disp(err.message)
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2100 stest = false;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2101 end
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2102 % </SyntaxCode>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2103
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2104 % <AlgoDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2105 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2106 % 1) Check that (complex coherence yunits) equals [1]
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2107 % 2) Check that (complex coherence xunits) equals [Hz]
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2108
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2109 % </AlgoDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2110
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2111 % <AlgoCode>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2112 atest = true;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2113
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2114 if stest
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2115 if ~eq(C.yunits, unit('')) || ~eq(C.xunits, unit('Hz'))
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2116 atest = false;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2117 end
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2118 else
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2119 atest = false;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2120 end
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2121 % </AlgoCode>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2122
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2123 % Return a result structure
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2124 result = utp_prepare_result(atest, stest, dbstack, mfilename);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2125 end % END UTP_25
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2126
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2127 %% UTP_26
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2128
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2129 % <TestDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2130 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2131 % Tests handling of units:
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2132 % 1) white noise produced from normal pdf, with a given mean value and
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2133 % sigma (distribution's 1st and 2nd orders)
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2134 % 2) white noise produced from normal pdf, with a given mean value and
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2135 % sigma (distribution's 1st and 2nd orders)
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2136 % 3) complex coherence of the white noise series
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2137 % 4) compares the units of the input and output
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2138 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2139
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2140 % </TestDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2141 function result = utp_26
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2142
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2143 % <SyntaxDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2144 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2145 % 1) Prepare the test tsdata:
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2146 % white noise from normal distribution + offset
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2147 % 2) Assign a random unit
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2148 % 3) Prepare the test tsdata:
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2149 % white noise from normal distribution + offset
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2150 % 4) Assign a random unit
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2151 % 5) complex cohere of the white noise
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2152 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2153 % </SyntaxDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2154
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2155 % <SyntaxCode>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2156 try
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2157
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2158 % Build time-series test data
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2159 fs = 1;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2160 nsecs = 86400;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2161 sigma_distr_1 = 4.69e-12;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2162 mu_distr_1 = -5.11e-14;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2163 sigma_distr_2 = 6.04e-9;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2164 mu_distr_2 = 1.5e-10;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2165
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2166 % White noise
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2167 type = 'Normal';
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2168
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2169 a_n = ao(plist('waveform', 'noise', ...
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2170 'type', type, 'fs', fs, 'nsecs', nsecs, 'sigma', sigma_distr_1));
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2171 a_const = ao(mu_distr_1);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2172 a_1 = a_n + a_const;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2173
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2174 a_n = ao(plist('waveform', 'noise', ...
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2175 'type', type, 'fs', fs, 'nsecs', nsecs, 'sigma', sigma_distr_2));
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2176 a_const = ao(mu_distr_2);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2177 a_2 = a_n + a_const;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2178
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2179 % Set units and prefix from those supported
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2180 unit_list = unit.supportedUnits;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2181 % remove the first empty unit '' from the list, because then is it
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2182 % possible that we add a prefix to an empty unit
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2183 unit_list = unit_list(2:end);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2184 prefix_list = unit.supportedPrefixes;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2185 a_1.setYunits(unit([cell2mat(utils.math.randelement(prefix_list,1)) cell2mat(utils.math.randelement(unit_list,1))]));
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2186 a_2.setYunits(unit([cell2mat(utils.math.randelement(prefix_list,1)) cell2mat(utils.math.randelement(unit_list,1))]));
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2187
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2188 % Evaluate the coherence of the time-series data
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2189 win = 'Kaiser';
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2190 psll = utils.math.randelement([10:10:200], 1);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2191 detrend = 0;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2192 scale_type = 'C';
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2193 n_pts = nsecs*fs/10;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2194
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2195 C = cohere(a_1, a_2, ...
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2196 plist('Win', win, 'psll', psll, 'Nfft', n_pts, 'order', detrend, 'type', scale_type));
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2197
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2198 stest = true;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2199
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2200 catch err
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2201 disp(err.message)
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2202 stest = false;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2203 end
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2204 % </SyntaxCode>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2205
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2206 % <AlgoDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2207 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2208 % 1) Check that (complex coherence yunits) equals [1]
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2209 % 2) Check that (complex coherence xunits) equals [Hz]
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2210
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2211 % </AlgoDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2212
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2213 % <AlgoCode>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2214 atest = true;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2215
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2216 if stest
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2217 if ~eq(C.yunits, unit('')) || ~eq(C.xunits, unit('Hz'))
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2218 atest = false;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2219 end
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2220 else
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2221 atest = false;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2222 end
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2223 % </AlgoCode>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2224
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2225 % Return a result structure
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2226 result = utp_prepare_result(atest, stest, dbstack, mfilename);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2227 end % END UTP_26
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2228
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2229 %% UTP_30
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2230
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2231 % <TestDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2232 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2233 % Tests handling of special cases:
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2234 % 1) white noise produced from normal pdf, with a given mean value and
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2235 % sigma (distribution's 1st and 2nd orders)
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2236 % 2) the same noise series
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2237 % 3) cohere of the white noise series
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2238 % 4) compares the output to unity
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2239 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2240
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2241 % </TestDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2242 function result = utp_30
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2243
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2244 % <SyntaxDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2245 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2246 % 1) Prepare the test tsdata:
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2247 % white noise from normal distribution + offset
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2248 % 2) Assign a random unit
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2249 % 3) Prepare the test tsdata:
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2250 % the same data as 1) and 2)
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2251 % 4) cohere of the series
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2252 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2253 % </SyntaxDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2254
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2255 % <SyntaxCode>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2256 try
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2257
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2258 % Build time-series test data
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2259 fs = 1;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2260 nsecs = 86400;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2261 sigma_distr_1 = 4.69e-12;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2262 mu_distr_1 = -5.11e-14;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2263
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2264 % White noise
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2265 type = 'Normal';
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2266
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2267 a_n = ao(plist('waveform', 'noise', ...
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2268 'type', type, 'fs', fs, 'nsecs', nsecs, 'sigma', sigma_distr_1));
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2269 a_const = ao(mu_distr_1);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2270 a_1 = a_n + a_const;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2271
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2272 % Set units and prefix from those supported
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2273 unit_list = unit.supportedUnits;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2274 % remove the first empty unit '' from the list, because then is it
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2275 % possible that we add a prefix to an empty unit
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2276 unit_list = unit_list(2:end);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2277 prefix_list = unit.supportedPrefixes;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2278 a_1.setYunits(unit([cell2mat(utils.math.randelement(prefix_list,1)) cell2mat(utils.math.randelement(unit_list,1))]));
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2279
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2280 % Build the second object as a copy of the first
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2281 a_2 = a_1;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2282
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2283 % Evaluate the cohere of the time-series data
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2284 win = specwin('BH92');
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2285 olap = win.rov;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2286 detrend = 0;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2287 n_pts = nsecs*fs/10;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2288 scale_type = 'C';
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2289
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2290 C = cohere(a_1, a_2, ...
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2291 plist('Win', win, 'Nfft', n_pts, 'order', detrend, 'type', scale_type, 'olap', olap));
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2292
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2293 stest = true;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2294
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2295 catch err
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2296 disp(err.message)
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2297 stest = false;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2298 end
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2299 % </SyntaxCode>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2300
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2301 % <AlgoDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2302 %
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2303 % 1) Check that calculated cohere equals 1
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2304
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2305 % </AlgoDescription>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2306
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2307 % <AlgoCode>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2308 atest = true;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2309
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2310 if stest
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2311 if sum(ne(C.y, 1))
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2312 atest = false;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2313 end
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2314 else
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2315 atest = false;
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2316 end
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2317 % </AlgoCode>
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2318
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2319 % Return a result structure
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2320 result = utp_prepare_result(atest, stest, dbstack, mfilename);
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2321 end % END UTP_30
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2322
409a22968d5e Add unit tests
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
2323 end