Salt and Pepper Noise Removal with Noise Detection and a Patch-Based Sparse Representation.
Di GuoXiaobo QuXiaofeng DuKeshou WuXuhui ChenPublished in: Adv. Multim. (2014)
Keyphrases
- sparse representation
- impulse noise
- image patches
- median filter
- gaussian noise
- color images
- noisy images
- noise reduction
- noise free
- noise level
- noise removal
- digital images
- image classification
- image enhancement
- face recognition
- object tracking
- test images
- image representation
- signal processing
- gray scale
- high dimensional data
- dimensionality reduction
- image restoration
- edge detection
- higher order
- co occurrence
- object recognition
- image processing