huajh/Image_denoising

Heat Diffusion for Image Denoising

Heat Diffusion for Image Denoising

methods

(1)isotropic diffusion using the spectral method(FFT) for image denoising.

(2)anisotropic diffusion using the finite differential method for image denoising.

reference

http://nbviewer.ipython.org/github/profjsb/python-bootcamp/blob/master/Lectures/05_NumpyMatplotlib/Exercise-FourierImageDenoise.ipynb

http://en.wikipedia.org/wiki/Anisotropic_diffusion