Noise Removal Using Fourth Order PDEs Based on Nonlocal Derivative.
Changxiong ZhouShufen LiuTingqin YanWenlin TaoPublished in: ICIC (1) (2014)
Keyphrases
- fourth order
- noise removal
- denoising
- image denoising
- anisotropic diffusion
- partial differential equations
- image enhancement
- denoising algorithm
- noise reduction
- nl means
- edge detection
- wavelet domain
- gaussian noise
- edge preservation
- natural images
- diffusion equation
- nonlinear diffusion
- noise suppression
- noisy images
- image restoration
- zero crossing
- smooth regions
- impulse noise
- feature extraction
- computer vision