Mercurial > hg > ltpda

annotate m-toolbox/test/test_iir_serial_parallel.m @ 44:409a22968d5e default

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Add unit tests
author Daniele Nicolodi <nicolodi@science.unitn.it>
date Tue, 06 Dec 2011 18:42:11 +0100
parents f0afece42f48
children
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0
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Daniele Nicolodi <nicolodi@science.unitn.it>
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1 mc
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2
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3
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Daniele Nicolodi <nicolodi@science.unitn.it>
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4 %% Make test AOs
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5
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6 nsecs = 10000;
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7 fs = 10;
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8
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9 pl = plist('nsecs', nsecs, 'fs', fs, 'tsfcn', 'sin(2*pi*7.433*t) + randn(size(t))');
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10
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11 a1 = ao(pl);
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12 a1.setName('a1');
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13
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14 %% Make two filters
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15
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16 lp = miir(plist('type', 'lowpass', 'fs', fs, 'fc', 0.1, 'order', 5));
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17 hp = miir(plist('type', 'highpass', 'fs', fs, 'fc', 1, 'order', 2));
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18
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19 %% Serial
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20
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21 a1lp = filter(a1, lp);
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Daniele Nicolodi <nicolodi@science.unitn.it>
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22 a1lphp = filter(a1lp, hp);
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23
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24 a1f = filter(a1, [lp hp], plist('bank', 'serial'));
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25
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26 iplot(a1lphp.psd, a1f.psd, plist('LineStyles', {'', '--'}))
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27
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28 %% Parallel
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29
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30 a1lp = filter(a1, lp);
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31 a1lphp = a1lp + filter(a1, hp);
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32
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33 a1f = filter(a1, [lp hp]);
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34
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35 iplot(a1lphp.psd, a1f.psd, plist('LineStyles', {'', '--'}))
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36
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37 %% Test filter history serial
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38
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39 nsecs = 100;
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40 fs = 10;
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41
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42 pl = plist('nsecs', nsecs, 'fs', fs, 'tsfcn', 'sin(2*pi*0.433*t)');
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43
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44 a1 = ao(pl);
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45 a1.setName('a1');
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46
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47 segs = split(a1, plist('split_type', 'chunks', 'n', 2));
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48
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49 filts = [lp hp];
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50
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51 % full
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52 [a1lps, filts] = filter(a1, filts, plist('bank', 'serial'));
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53
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54 % segement 1
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55 [a1lps1, filts] = filter(segs(1), filts, plist('bank', 'serial'));
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56
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57 % segement 2
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58 a1lps2 = filter(segs(2), filts, plist('bank', 'serial'));
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59
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60 iplot(a1lps1, a1lps2, a1lps, plist('Xranges', [49 51], 'markers', {'o', 'o', ''}))
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61
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62 %% Test filter history parallel
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63
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64 nsecs = 100;
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65 fs = 10;
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66
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67 pl = plist('nsecs', nsecs, 'fs', fs, 'tsfcn', 'sin(2*pi*0.433*t)');
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68
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69 a1 = ao(pl);
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70 a1.setName('a1');
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71
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72 segs = split(a1, plist('split_type', 'chunks', 'n', 2));
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73
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74 filts = [lp hp];
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75
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76 % full
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77 [a1lps, filts] = filter(a1, filts);
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78
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79 % segement 1
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80 [a1lps1, filts] = filter(segs(1), filts);
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81
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82 % segement 2
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83 a1lps2 = filter(segs(2), filts);
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84
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85 iplot(a1lps1, a1lps2, a1lps, plist('Xranges', [49 51], 'markers', {'o', 'o', ''}))
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86
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87 %% Test Serial with different units
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88
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89 a1.setYunits('m');
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90
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91 % This should output N
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92 iunits1 = unit('m');
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Daniele Nicolodi <nicolodi@science.unitn.it>
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93 ounits1 = unit('V');
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Daniele Nicolodi <nicolodi@science.unitn.it>
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94 iunits2 = unit('V');
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Daniele Nicolodi <nicolodi@science.unitn.it>
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95 ounits2 = unit('N');
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96
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97 lp = miir(plist('type', 'lowpass', 'fs', fs, 'fc', 0.1, 'order', 5,'iunits', iunits1, 'ounits', ounits1));
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98 hp = miir(plist('type', 'highpass', 'fs', fs, 'fc', 1, 'order', 2,'iunits', iunits2, 'ounits', ounits2));
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99
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100 a1f = filter(a1, [lp hp], plist('bank', 'serial'));
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101
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102 %% Test Parallel with different units
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103
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104 % This must not to be allowed
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105 iunits1 = unit('m');
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106 ounits1 = unit('V');
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107 iunits2 = unit('m');
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108 ounits2 = unit('V');
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109
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110 lp = miir(plist('type', 'lowpass', 'fs', fs, 'fc', 0.1, 'order', 5,'iunits', iunits1, 'ounits', ounits1));
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111 hp = miir(plist('type', 'highpass', 'fs', fs, 'fc', 1, 'order', 2,'iunits', iunits2, 'ounits', ounits2));
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112
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113 a1f = filter(a1, [lp hp], plist('bank', 'parallel'));
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114
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115