On the nature of variational salt-and-pepper noise removal and its fast approximation.
Yi WanJiafa ZhuQiqiang ChenPublished in: ICIP (2012)
Keyphrases
- noise removal
- salt and pepper
- denoising
- noise reduction
- anisotropic diffusion
- fourth order
- salt and pepper noise
- image enhancement
- edge detection
- gaussian noise
- impulse noise
- diffusion filtering
- bilateral filter
- image segmentation
- noise level
- grayscale images
- edge preserving
- signal to noise ratio
- natural images
- markov random field
- multiresolution
- pairwise
- image sequences