Mercurial > hg > ltpda

comparison m-toolbox/test/utils/test_eigcsd.m @ 0:f0afece42f48

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Import.
author Daniele Nicolodi <nicolodi@science.unitn.it>
date Wed, 23 Nov 2011 19:22:13 +0100
parents
children
comparison
equal deleted inserted replaced
-1:000000000000 0:f0afece42f48
1 % A test script for utils.math.eigcsd
2 %
3 % L. Ferraioli 18-11-08
4 %
5 % $Id: test_eigcsd.m,v 1.2 2009/06/10 16:12:06 luigi Exp $
6 %
7
8 %%
9
10 clear all
11
12 %% CSD Noise models and TF
13
14 [CSD,TF] = get_2D_test_obj_tf_psd();
15
16 % get noise coherence
17 % coh = CSD(1,2)./sqrt(abs(CSD(1,1).*CSD(2,2)));
18 % rcoh = real(coh);
19 % rcoh.setName;
20 % icoh = imag(coh);
21 % icoh.setName;
22
23 %% Get Noisegen TFs numerically
24
25 [tf11,tf12,tf21,tf22] = utils.math.eigcsd(CSD(1,1).y,CSD(1,2).y,CSD(2,1).y,CSD(2,2).y,'USESYM',0,'DIG',50,'OTP','TF');
26
27 % Build AOs
28 h11 = ao(plist('xvals', TF(1,1).x, 'yvals', tf11, 'fs', TF(1,1).fs, 'dtype', 'fsdata'));
29 h11.setName;
30 h12 = ao(plist('xvals', TF(1,1).x, 'yvals', tf12, 'fs', TF(1,1).fs, 'dtype', 'fsdata'));
31 h12.setName;
32 h21 = ao(plist('xvals', TF(1,1).x, 'yvals', tf21, 'fs', TF(1,1).fs, 'dtype', 'fsdata'));
33 h21.setName;
34 h22 = ao(plist('xvals', TF(1,1).x, 'yvals', tf22, 'fs', TF(1,1).fs, 'dtype', 'fsdata'));
35 h22.setName;
36
37
38 %% Checking generated TFs
39
40 iplot(abs(abs(TF(1,1))-abs(h11)))
41 iplot(abs(abs(TF(1,2))-abs(h12)))
42 iplot(abs(abs(TF(2,1))-abs(h21)))
43 iplot(abs(abs(TF(2,2))-abs(h22)))
44
45 %% Calculate psd
46
47 xx11 = h11.*conj(h11)+h12.*conj(h12);
48 xx12 = h11.*conj(h21)+h12.*conj(h22);
49 xx22 = h22.*conj(h22)+h21.*conj(h21);
50 xx21 = conj(xx12);
51 xx11.setName;
52 xx12.setName;
53 xx21.setName;
54 xx22.setName;
55
56 %% Compare
57
58 iplot(CSD(1,1),xx11)
59 iplot(CSD(1,2),xx12)
60 iplot(CSD(2,1),xx21)
61 iplot(CSD(2,2),xx22)
62
63 %% Get Noisegen TFs symbolically
64
65 [tf11,tf12,tf21,tf22] = utils.math.eigcsd(CSD(1,1).y,CSD(1,2).y,CSD(2,1).y,CSD(2,2).y,'USESYM',1,'DIG',50,'OTP','TF');
66
67 % Build AOs
68 h11 = ao(plist('xvals', TF(1,1).x, 'yvals', tf11, 'fs', TF(1,1).fs, 'dtype', 'fsdata'));
69 h11.setName;
70 h12 = ao(plist('xvals', TF(1,1).x, 'yvals', tf12, 'fs', TF(1,1).fs, 'dtype', 'fsdata'));
71 h12.setName;
72 h21 = ao(plist('xvals', TF(1,1).x, 'yvals', tf21, 'fs', TF(1,1).fs, 'dtype', 'fsdata'));
73 h21.setName;
74 h22 = ao(plist('xvals', TF(1,1).x, 'yvals', tf22, 'fs', TF(1,1).fs, 'dtype', 'fsdata'));
75 h22.setName;
76
77
78 %% Checking generated TFs
79
80 iplot(abs(abs(TF(1,1))-abs(h11)))
81 iplot(abs(abs(TF(1,2))-abs(h12)))
82 iplot(abs(abs(TF(2,1))-abs(h21)))
83 iplot(abs(abs(TF(2,2))-abs(h22)))
84
85 %% Calculate psd
86
87 xx11 = h11.*conj(h11)+h12.*conj(h12);
88 xx12 = h11.*conj(h21)+h12.*conj(h22);
89 xx22 = h22.*conj(h22)+h21.*conj(h21);
90 xx21 = conj(xx12);
91 xx11.setName;
92 xx12.setName;
93 xx21.setName;
94 xx22.setName;
95
96 %% Compare
97
98 iplot(CSD(1,1),xx11)
99 iplot(CSD(1,2),xx12)
100 iplot(CSD(2,1),xx21)
101 iplot(CSD(2,2),xx22)
102