Question: spectral analysis [1 Attachment]
Viewed the spectrum through imshow (log (abs (A )),) as also by imshow (A, [0 100000]).
The result of the spectrum has four points in the corners. Would anyone interpret this spectrum?
Follow the link and the image obtained by FFT.
ROBERLIO DE O. MELO"Tudo tem o seu tempo determinado, e htempo para todo o propito debaixo do c." Ecls.3,1