extract 64 lowest frequency components of fft

1 view (last 30 days)
How to extract 64 lowest frequency components using fourier transform of an image
fft2 or fftn which function to use, and how to get the 64 feature vector as fft2 and fftn returns a matrix ouput

Accepted Answer

Sulaymon Eshkabilov
Sulaymon Eshkabilov on 24 May 2021
For image analysis, fft2 is to be used and that is quite straightforward.
Here is an additional help discussion on this:
Good luck.

More Answers (0)


Community Treasure Hunt

Find the treasures in MATLAB Central and discover how the community can help you!

Start Hunting!