Keyphrases
- image denoising
- denoising
- natural images
- partial differential equations
- noisy images
- total variation
- image processing
- wavelet coefficients
- additive gaussian noise
- wavelet domain
- bilateral filtering
- wavelet based image denoising
- image deblurring
- denoising algorithm
- nonlinear diffusion
- contourlet transform
- total variation regularization
- wavelet domain hidden markov tree
- anisotropic diffusion
- augmented lagrangian
- edge preservation