Generalized Rank Minimization based Group Sparse Coding for Low-level Image Restoration via Dictionary Learning.
Yunyi LiGuan GuiXiefeng ChengPublished in: CoRR (2019)
Keyphrases
- image restoration
- dictionary learning
- sparse representation
- sparse coding
- total variation
- image processing
- super resolution
- markov random field
- low rank
- image classification
- generative model
- linear combination
- regularization parameter
- signal processing
- pairwise
- data sets
- natural images
- feature extraction
- face recognition
- matrix factorization