A Nonlinear Stein-Based Estimator for Multichannel Image Denoising.
Caroline ChauxLaurent DuvalAmel Benazza-BenyahiaJean-Christophe PesquetPublished in: IEEE Trans. Signal Process. (2008)
Keyphrases
- wavelet transform
- image denoising
- wavelet coefficients
- wavelet domain
- undecimated wavelet transform
- multiscale
- nonlinear diffusion
- noisy images
- natural images
- total variation
- denoising
- nonlinear filters
- partial differential equations
- soft thresholding
- least squares
- denoising algorithm
- total variation regularization
- nonlocal means
- bilateral filtering
- wavelet domain hidden markov tree
- image deblurring
- image processing
- maximum likelihood
- contourlet transform
- image inpainting
- denoising methods
- diffusion equation
- maximum a posteriori
- linear filters
- augmented lagrangian
- additive gaussian noise