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9 lines
198 B
Matlab
9 lines
198 B
Matlab
function [sub,f] = FFTanalysis(y,fs)
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% fs = 1/ts;
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len = length(y);
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NFFT = 2^nextpow2(len);
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y = y-mean(y);
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sub = fft(y,NFFT)/len;
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sub = 2*abs(sub(1:NFFT/2+1));
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f = fs/2*linspace(0,1,NFFT/2+1)*60;
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end |