Mercurial > hg > ltpda
view m-toolbox/test/test_ao_dft.m @ 0:f0afece42f48
Import.
author | Daniele Nicolodi <nicolodi@science.unitn.it> |
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date | Wed, 23 Nov 2011 19:22:13 +0100 |
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mc; % Compute time-series Nsecs = 1e3; % Number of seconds desired fs = 10; s = ao(plist('tsfcn', 'sin(2*pi*1.137*t)', 'fs', fs, 'Nsecs', Nsecs)); n = ao(plist('tsfcn', 'randn(size(t))', 'fs', fs, 'Nsecs', Nsecs)); b = n + s; % Make FFT tic bxx = fft(b); toc % Make DFT tic dxx = dft(b); toc % Make DFT at a particular frequency dsx = dft(b, plist('f', 1.137)); % Plot iplot(bxx, dxx, dsx, plist('Markers', {'none', 'none', 'o'})); iplot(bxx./dxx)