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comparison m-toolbox/test/test_ltpda_lpsd_new.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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-1:000000000000 0:f0afece42f48
1 % function test_ltpda_lpsd_new()
2 % A test script for the AO implementation of lpsd.
3 %
4 % M Hewitson 02-02-07
5 %
6 % $Id: test_ltpda_lpsd_new.m,v 1.4 2008/07/20 19:55:43 hewitson Exp $
7 %
8
9 clear all;
10
11 %% Make test AOs
12
13 nsecs = 10000;
14 fs = 10;
15
16 pl = plist();
17 pl.append('nsecs', nsecs);
18 pl.append('fs', fs);
19 pl.append('tsfcn', 'sin(2*pi*1.433*t) + randn(size(t))');
20
21 a1 = ao(pl);
22
23 %% Make LPSD of each
24
25 % Window function
26 w = specwin('Hanning', 10);
27
28 % parameter list for lpsd
29 pl = plist();
30 pl.append('Kdes', 100);
31 pl.append('Kmin', 2);
32 pl.append('Jdes', 1000);
33 pl.append('Win', w);
34 pl.append('Order', 1);
35
36
37 %% use new lpsd
38 a4 = lpsd(a1, pl);
39
40 %% use old ltpda_lpsd
41 a5 = ltpda_lpsd(a1, pl);
42
43 %% use new m-file only
44 a6 = lpsd(a1, pl, plist('M-FILE ONLY', 'YES'));
45
46 %% add and plot
47 iplot(a4, a5, a6, plist('Legends', {'new mex','old mex', 'new m-file'}, 'LineStyles', {'-', '--', ':'}))
48
49 r1 = a4./a5;
50 r2 = a4./a6;
51 iplot(r1, r2, plist('YScales', 'lin'))
52