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comparison m-toolbox/test/test_ltpda_xcorr.m @ 0:f0afece42f48

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author Daniele Nicolodi <nicolodi@science.unitn.it>
date Wed, 23 Nov 2011 19:22:13 +0100
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1 % TEST_LTPDA_XCORR tests the cross-correlation function ltpda_xcorr.
2 %
3 % M Hewitson 19-06-07
4 %
5 % $Id: test_ltpda_xcorr.m,v 1.13 2011/04/09 16:59:57 hewitson Exp $
6 %
7 function test_ltpda_xcorr()
8
9
10 % Make test AOs
11
12 nsecs = 10;
13 fs = 1000;
14
15 pl = plist();
16 pl.append('nsecs', nsecs);
17 pl.append('fs', fs);
18 pl.append('tsfcn', 'sin(2*pi*7.433*t) + randn(size(t))');
19
20 a1 = ao(pl);
21
22 % Filter one time-series
23
24 % Make a filter
25 f1 = miir(plist('type', 'highpass', 'fc', 20, 'fs', fs));
26
27 % Filter the input data
28 [a2, f1] = filter(a1,plist(param('filter', f1)));
29
30 % Make X-correlation from a1 to a2
31 a4 = xcorr(a1,a2, plist(param('Scale', 'coeff')));
32
33 % Plot results and history
34 iplot(a4);
35 plot(a4.hist);
36
37 % Reproduce from history
38 a_out = rebuild(a4);
39
40 iplot(a_out)
41 plot(a_out.hist)
42
43 end