Shrinking gradient descent algorithms for total variation regularized image denoising.
Mingqiang LiCongying HanRuxin WangTiande GuoPublished in: Comput. Optim. Appl. (2017)
Keyphrases
- image denoising
- total variation
- denoising
- split bregman
- rudin osher fatemi
- minimization problems
- image restoration
- natural images
- noisy images
- image processing
- regularization methods
- total variation regularization
- image deblurring
- partial differential equations
- convex optimization
- regularization term
- operator splitting
- denoising methods
- augmented lagrangian
- blind deconvolution
- wavelet coefficients
- computational complexity
- denoising algorithm
- color image denoising
- regularization parameter
- wavelet domain
- image restoration problems
- signal and image processing
- nonlinear diffusion
- edge preservation
- regularization method
- fidelity term
- noise level