Sparse nonlocal priors based two-phase approach for mixed noise removal.
Jielin JiangJian YangYan CuiWai Keung WongZhihui LaiPublished in: Signal Process. (2015)
Keyphrases
- noise removal
- denoising
- image enhancement
- fourth order
- prior model
- anisotropic diffusion
- image denoising
- noise reduction
- edge detection
- gaussian noise
- nl means
- diffusion filtering
- natural images
- bilateral filter
- noisy images
- edge preservation
- impulse noise
- image details
- signal dependent
- denoising algorithm
- image deconvolution
- impulsive noise removal
- sparse coding
- bayesian framework
- image restoration
- image processing
- nonlocal means
- high order
- signal processing
- image segmentation
- salt and pepper
- computer vision