How can i use Fourier Transform??

How can i use Fourier Transform to delete the low frequency components from an image?? Can any one give me a matlab code please??

Answer 1

[Thomas]

THis should help

http://www.mathworks.com/matlabcentral/fileexchange/28810-fourier-transform-demonstration/content/fourier_demo/html/fourier_demo.html

[Pamela Paolo]

Hello thank you for the link but I didn't understand the code. It seems it doesn't meet my need. there is another code please

[Image Analyst]

Actually that looks like an excellent tutorial. I suggest you take the time to follow along and learn it.

Answer 2

[Image Analyst]

Steve has done quite a few blog tutorials on Fourier Transforms: http://blogs.mathworks.com/steve/category/fourier-transforms/. Check them out.