How I can use notch filter

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Emad Alamri
Emad Alamri 2021 年 3 月 27 日
回答済み: Star Strider 2021 年 3 月 30 日
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 ...

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回答 (2 件)

Pratheek Punchathody
Pratheek Punchathody 2021 年 3 月 30 日
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 2021 年 3 月 30 日
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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