matlab - Framming Spectrum of WAV file -


im working on spectrum analysis of wav file. have plotting frequency spectrum. want extract feature of spectrum frame frame mean,kurtosis, skewness , others. how framming on spectrum , features in each frame ? code :

[a,fs] = wavread('ori1.wav'); ydft = fft(a); ydft = ydft(1:length(a)/2+1); freq = 0:fs/length(a):fs/2; plot(freq,abs(ydft));


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