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annotate m-toolbox/test/test_ao_linedetect.m @ 40:977eb37f31cb database-connection-manager

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User friendlier errors from utils.mysql.connect
author Daniele Nicolodi <nicolodi@science.unitn.it>
date Mon, 05 Dec 2011 18:04:03 +0100
parents f0afece42f48
children
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Daniele Nicolodi <nicolodi@science.unitn.it>
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1 % Tests for ao/linedetect
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2 %
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3 % $Id: test_ao_linedetect.m,v 1.1 2010/02/23 20:33:35 mauro Exp $
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4 %
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5
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7 %% Data production
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8
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9 % Select how many and which lines to put on
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10 Nlines = 6;
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11 f = [0.002 0.123 0.00765 0.02 0.09 0.0041];
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12 A = [1:1:Nlines];
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13
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14 % Sampling rate, duration, units
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15 fs = 1;
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16 nsecs = 10000;
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17 yunits = 'T';
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18
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19 % Prepare the input time-series data as: noise + signals
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20 an = ao(plist('waveform', 'noise', 'sigma', 0.05, 'nsecs', nsecs, 'fs', fs, 'yunits', yunits));
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21 al = ao(plist('waveform', 'sine', 'f', f, 'A', A, 'nsecs', nsecs, 'fs', fs, 'yunits', yunits));
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22 a = al + an;
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23
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24
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25 %% Data analysis
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26
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27 % evaluate the PSD of the time-series
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28 s = a.psd;
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29
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30 % check the lines are in the spectrum
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31 iplot(s)
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32
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33 %% run the linedetect method
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34
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35 l = linedetect(s, plist('N', 5, 'fsearch',[0 fs/2],'bw', 0.02, 'hc', 0.9));
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36 l.x