how to remove 2d fourier transform image noise

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Jiajun Cheng
Jiajun Cheng 2021년 3월 24일
답변: KALYAN ACHARJYA 2021년 3월 25일
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 2021년 3월 25일
Decide the cutt off frequency, apply filter and do the inverse
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