Removing noise from an image using the Fourier Transform of that image

Question

Farshad Bolouri 2020-11-4

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链接

此问题的直接链接

https://ww2.mathworks.cn/matlabcentral/answers/636490-removing-noise-from-an-image-using-the-fourier-transform-of-that-image

回答： Manas Meena 2020-11-9

I am trying to remove noise from an image. The image itself has a specific pattern but there is a lot of noise on it. I am trying extract the pattern.

I have the target image. I am posting the result from taking the fourier transform of both of the images. I would aprreciate if you could help and guide me with solving this problem

fft2 of the input image:

fft2 of the target image:

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Sathya Sri Chikoti 2020-11-4

Might be helpful: https://www.mathworks.com/matlabcentral/answers/58988-how-can-i-remove-noise-by-using-frequency-domain-technique

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Answer 1

Manas Meena 2020-11-9

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链接

此回答的直接链接

https://ww2.mathworks.cn/matlabcentral/answers/636490-removing-noise-from-an-image-using-the-fourier-transform-of-that-image#answer_538800

In addition to the link mentioned in the comment above. You can also refer to the following link to learn more about Noise Removal using the image processing toolbox.