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how to trunct in frequency domain

Asked by Zuhaib on 13 Dec 2012

i want to understand relation between window size and original image on which is it applied for truncation reason

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1 Answer

Answer by Matt J on 13 Dec 2012

If you're truncating with a rectangular window, it is equivalent to sinc filtering in the non-frequency domain. The wider the window, the narrower the sinc kernel.

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