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diff 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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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/m-toolbox/test/test_ltpda_pwelch.m	Wed Nov 23 19:22:13 2011 +0100
@@ -0,0 +1,40 @@
+% Test the LTPDA wrapping of pwelch.
+%
+% M Hewitson
+%
+% 07-02-07
+%
+% $Id: test_ltpda_pwelch.m,v 1.29 2009/02/02 15:20:39 hewitson Exp $
+%
+function test_ltpda_pwelch()
+  
+  
+  % Make test AOs
+  
+  nsecs = 10;
+  fs    = 1000;
+  
+  pl = plist('nsecs', nsecs, 'fs', fs, 'tsfcn', '(t.^2 - (t.^3)/10) + sin(2*pi*7.433*t) + randn(size(t))');
+  
+  a1 = ao(pl);
+  a2 = ao(pl);
+  
+  % Make PSDs
+  a3 = psd(a1);
+  a4 = psd(a2);
+  iplot(a3, a4)
+  
+  
+  % Divide and plot history
+  a5 = a3./a4;
+  iplot(a5)
+  
+  plot(a5.hist)
+  
+  % Reproduce from history
+  a_out = rebuild(a5);
+  
+  iplot(a_out)
+  plot(a_out.hist)
+  
+end
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