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Topic: FFT2, PSD and loglog plot in Matlab
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paozaf

Posts: 1
Registered: 3/4/11
FFT2, PSD and loglog plot in Matlab
Posted: Mar 4, 2011 4:17 AM
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Hi!
I've an image and in Matlab I computed the PSD by the command:
psd=sqrt(abs(fft2(img)))
It seems ok but now I want plot into a loglog graph the magnitude vs each spatial frequency...I don't know how I can do it.
Could you help me?
Thanks in advance.



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