Periodogram and Image Processing
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Hello all, How can i calculate and extract the periodogram for a Gray-Image(MxN) and then plot it ?
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Accepted Answer
Wayne King
on 7 Feb 2012
xdft=fft2(x);
xdft=xdft.*conj(xdft);
xdft=xdft/(size(x,1)*size(x,2));
xdft=fftshift(xdft);
surf(xdft);
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