Keyphrases
- image denoising
- denoising
- natural images
- noisy images
- total variation
- image processing
- partial differential equations
- wavelet domain
- wavelet domain hidden markov tree
- image deblurring
- bilateral filtering
- denoising algorithm
- denoising methods
- total variation regularization
- additive gaussian noise
- augmented lagrangian
- image segmentation
- convex optimization
- optimal solution
- wavelet coefficients
- image inpainting
- contourlet transform
- edge preservation
- nonlocal means
- nonlinear diffusion
- multiscale
- object recognition