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annotate m-toolbox/test/test_ltpda_pwelch.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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Daniele Nicolodi <nicolodi@science.unitn.it>
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1 % Test the LTPDA wrapping of pwelch.
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Daniele Nicolodi <nicolodi@science.unitn.it>
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2 %
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Daniele Nicolodi <nicolodi@science.unitn.it>
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3 % M Hewitson
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Daniele Nicolodi <nicolodi@science.unitn.it>
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4 %
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Daniele Nicolodi <nicolodi@science.unitn.it>
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5 % 07-02-07
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Daniele Nicolodi <nicolodi@science.unitn.it>
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6 %
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Daniele Nicolodi <nicolodi@science.unitn.it>
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7 % $Id: test_ltpda_pwelch.m,v 1.29 2009/02/02 15:20:39 hewitson Exp $
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Daniele Nicolodi <nicolodi@science.unitn.it>
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8 %
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Daniele Nicolodi <nicolodi@science.unitn.it>
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9 function test_ltpda_pwelch()
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Daniele Nicolodi <nicolodi@science.unitn.it>
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10
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Daniele Nicolodi <nicolodi@science.unitn.it>
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11
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Daniele Nicolodi <nicolodi@science.unitn.it>
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12 % Make test AOs
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Daniele Nicolodi <nicolodi@science.unitn.it>
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13
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Daniele Nicolodi <nicolodi@science.unitn.it>
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14 nsecs = 10;
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Daniele Nicolodi <nicolodi@science.unitn.it>
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15 fs = 1000;
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Daniele Nicolodi <nicolodi@science.unitn.it>
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16
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Daniele Nicolodi <nicolodi@science.unitn.it>
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17 pl = plist('nsecs', nsecs, 'fs', fs, 'tsfcn', '(t.^2 - (t.^3)/10) + sin(2*pi*7.433*t) + randn(size(t))');
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18
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Daniele Nicolodi <nicolodi@science.unitn.it>
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19 a1 = ao(pl);
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Daniele Nicolodi <nicolodi@science.unitn.it>
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20 a2 = ao(pl);
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21
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Daniele Nicolodi <nicolodi@science.unitn.it>
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22 % Make PSDs
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Daniele Nicolodi <nicolodi@science.unitn.it>
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23 a3 = psd(a1);
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Daniele Nicolodi <nicolodi@science.unitn.it>
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24 a4 = psd(a2);
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Daniele Nicolodi <nicolodi@science.unitn.it>
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25 iplot(a3, a4)
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Daniele Nicolodi <nicolodi@science.unitn.it>
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26
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27
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Daniele Nicolodi <nicolodi@science.unitn.it>
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28 % Divide and plot history
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Daniele Nicolodi <nicolodi@science.unitn.it>
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29 a5 = a3./a4;
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Daniele Nicolodi <nicolodi@science.unitn.it>
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30 iplot(a5)
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Daniele Nicolodi <nicolodi@science.unitn.it>
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31
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Daniele Nicolodi <nicolodi@science.unitn.it>
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32 plot(a5.hist)
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Daniele Nicolodi <nicolodi@science.unitn.it>
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33
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Daniele Nicolodi <nicolodi@science.unitn.it>
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34 % Reproduce from history
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Daniele Nicolodi <nicolodi@science.unitn.it>
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35 a_out = rebuild(a5);
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36
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Daniele Nicolodi <nicolodi@science.unitn.it>
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37 iplot(a_out)
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Daniele Nicolodi <nicolodi@science.unitn.it>
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38 plot(a_out.hist)
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39
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Daniele Nicolodi <nicolodi@science.unitn.it>
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40 end