A new nonlocal total variation regularization algorithm for image denoising.
Xinwu LiuLihong HuangPublished in: Math. Comput. Simul. (2014)
Keyphrases
- image denoising
- total variation regularization
- denoising
- total variation
- noisy images
- natural images
- image inpainting
- image deblurring
- augmented lagrangian
- nonlocal means
- image processing
- denoising algorithm
- image restoration
- convex optimization
- computational complexity
- similarity measure
- locally adaptive
- denoising methods
- wavelet coefficients
- constrained optimization
- partial differential equations
- parameter selection
- wavelet packet
- gaussian noise
- penalty function
- nonlinear diffusion
- objective function