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how to remove 2d fourier transform image noise

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Jiajun Cheng
Jiajun Cheng 24 Mar 2021
답변: KALYAN ACHARJYA 25 Mar 2021
i am trying to use fft to improve photo. However, after i got my transformed image there are huge amount of noise dots(red mark), how can i remove them and improve my photo? can someone help based on my code.

답변(1개)

KALYAN ACHARJYA
KALYAN ACHARJYA 25 Mar 2021
Decide the cutt off frequency, apply filter and do the inverse
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