How I can use notch filter

조회 수: 6 (최근 30일)
Emad Alamri
Emad Alamri 2021년 3월 27일
답변: Star Strider 2021년 3월 30일
How i can use notch filter and apply on original image ?
Or what's the code can use to obtain the same result in shown image 4.6 .
thank you ...

답변 (2개)

Pratheek Punchathody
Pratheek Punchathody 2021년 3월 30일
Similar query has been addressed in the community. Refer to the following Link.
Also refer to the documentation on "fdesign.notch" for more information.

Star Strider
Star Strider 2021년 3월 30일
To subtract the frequency at (0,0) (essentially the D-C or constant offset), subtract the mean of the grayscale image from the image matrix (assuming a 2D, not 3D, image matrix).

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