Mixed Noise Removal via Robust Constrained Sparse Representation.
Licheng LiuC. L. Philip ChenXinge YouYuan Yan TangYushu ZhangShutao LiPublished in: IEEE Trans. Circuits Syst. Video Technol. (2018)
Keyphrases
- sparse representation
- noise removal
- dictionary learning
- norm minimization
- sparse coding
- anisotropic diffusion
- denoising
- compressed sensing
- image enhancement
- noise reduction
- image classification
- face recognition
- fourth order
- compressive sensing
- sparsity constraints
- image patches
- edge detection
- diffusion filtering
- object tracking
- high dimensional data
- image representation
- linear combination
- joint optimization
- robust face recognition
- dimensionality reduction
- test images
- piecewise smooth
- signal processing
- gaussian noise
- pattern recognition