Mercurial > hg > ltpda

annotate m-toolbox/classes/@smodel/sum.m @ 45:a59cdb8aaf31 database-connection-manager

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Merge
author Daniele Nicolodi <nicolodi@science.unitn.it>
date Tue, 06 Dec 2011 19:07:22 +0100
parents f0afece42f48
children
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Daniele Nicolodi <nicolodi@science.unitn.it>
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1 % SUM adds all the elements of smodel objects arrays.
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2 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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3 %
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4 % DESCRIPTION: SUM adds all the elements of smodel objects arrays.
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5 %
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6 % CALL: obj = sum(mdl_mat)
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7 % obj = mdl_mat.sum()
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8 % obj = sum(mdl_mat, dim) % Not yet implemented!
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9 % obj = mdl_mat.sum(plist('dim', dim)) % Not yet implemented!
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10 %
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11 % <a href="matlab:utils.helper.displayMethodInfo('smodel', 'sum')">Parameters Description</a>
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12 %
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13 % VERSION: $Id: sum.m,v 1.6 2011/04/08 08:56:30 hewitson Exp $
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14 %
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15 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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16
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17 function out = sum(varargin)
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18
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19 % Check if this is a call for parameters
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20 if utils.helper.isinfocall(varargin{:})
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21 out = getInfo(varargin{3});
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22 return
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23 end
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24
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25 if nargout == 0
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26 error('### sum cannot be used as a modifier. Please give an output variable.');
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27 end
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28
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29 % Collect input variable names
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30 in_names = cell(size(varargin));
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31 for ii = 1:nargin
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32 in_names{ii} = inputname(ii);
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33 end
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34
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35 % Collect all smodels and plists
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36 [as, smodel_invars, rest] = utils.helper.collect_objects(varargin(:), 'smodel', in_names);
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37 [pl, pl_invars, rest] = utils.helper.collect_objects(varargin(:), 'plist', in_names);
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38
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39 % Combine plists
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40 usepl = parse(pl, getDefaultPlist());
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41
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42 % Check the model parameters
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43 for jj = 1:numel(as)
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44 for kk = 1:jj
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45 if ~strcmp(as(kk).xvar, as(jj).xvar)
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46 warning('### Two of the models have different X variables. Taking the first');
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47 end
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48 if ~isequal(as(kk).xvals, as(jj).xvals)
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49 warning('### Two of the models have different X data. Taking the first');
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50 end
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51 end
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52 end
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53
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54 % Copy the object
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55 out = copy(as(1), 1);
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56 expression = ['(' as(1).expr.s ')'];
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57 name = ['(' as(1).name ')'];
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58
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59 for jj = 2:numel(as)
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60 expression = [expression ' + (' as(jj).expr.s ')'];
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61 name = [name ' + (' as(jj).name ')'];
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62 out.params = [out.params as(jj).params];
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63 out.values = [out.values as(jj).values];
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64 end
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65
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66 out.expr = msym(expression);
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67 out.name = name;
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68
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69 [out.params,ii,jj] = unique(out.params, 'first');
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70 out.values = out.values(ii);
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71
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72 if ~isequal(ii,jj)
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73 warning('Some parameters were not unique. Parameters from the first model were taken.');
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74 end
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75
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76 % Add history
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77 out.addHistory(getInfo('None'), usepl, {inputname(1)}, [as(:).hist]);
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78
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79 end
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80
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81 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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82 % Local Functions %
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83 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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84
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85 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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86 %
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87 % FUNCTION: getInfo
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88 %
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89 % DESCRIPTION: Get Info Object
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90 %
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91 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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92
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93 function ii = getInfo(varargin)
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94
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95 if nargin == 1 && strcmpi(varargin{1}, 'None')
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96 sets = {};
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97 pls = [];
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98 else
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99 sets = {'Default'};
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100 pls = getDefaultPlist;
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101 end
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102 % Build info object
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103 ii = minfo(mfilename, 'smodel', 'ltpda', utils.const.categories.op, '$Id: sum.m,v 1.6 2011/04/08 08:56:30 hewitson Exp $', sets, pls);
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104 ii.setArgsmin(2);
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105 ii.setModifier(false);
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106 end
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107
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108 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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109 %
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110 % FUNCTION: getDefaultPlist
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111 %
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112 % DESCRIPTION: Get Default Plist
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113 %
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114 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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115
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116 function plout = getDefaultPlist()
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117 persistent pl;
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118 if exist('pl', 'var')==0 || isempty(pl)
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119 pl = buildplist();
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120 end
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121 plout = pl;
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122 end
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123
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124 function pl = buildplist()
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125 pl = plist('dim', []);
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126 end