Nonconvex regularization for convex image smoothing.
Guoliang ZhuXiao-Guang LvLe JiangXueman SunBiao FangPublished in: Signal Process. (2023)
Keyphrases
- image smoothing
- convex optimization
- inverse problems
- wavelet shrinkage
- bilateral filtering
- image processing and computer vision
- spatially varying
- edge preserving
- mean shift
- nonlinear diffusion
- global optimization
- anisotropic diffusion
- image denoising
- photometric stereo
- objective function
- noise reduction
- noisy images
- optimization problems
- total variation
- parameter selection
- bilateral filter
- image restoration
- scale space
- denoising