A preconditioned conjugate gradient method for multiplicative half-quadratic image restoration.
Yu-Mei HuangDe-Yong LuPublished in: Appl. Math. Comput. (2013)
Keyphrases
- image restoration
- half quadratic
- edge preserving
- total variation
- edge preserving regularization
- image deconvolution
- image processing
- image deblurring
- super resolution
- regularization parameter
- markov random field
- blurred images
- convex optimization
- total least squares
- shift variant
- computer vision
- edge preservation
- anisotropic diffusion
- signal processing
- image recovery
- regularization term
- image reconstruction