Image restoration with group sparse representation and low-rank group residual learning.
Zhaoyuan CaiXianghua XieJingjing DengZengfa DouBo TongXiaoke MaPublished in: IET Image Process. (2024)
Keyphrases
- image restoration
- sparse representation
- group sparsity
- low rank
- dictionary learning
- sparse coding
- high dimensional data
- convex optimization
- total variation
- image processing
- super resolution
- linear combination
- image patches
- face recognition
- missing data
- em algorithm
- higher order
- regularization parameter
- semi supervised
- random projections
- kernel matrix
- compressive sensing