Image super-resolution using multi-dictionary sparse representation.
Liang ZhangMin LiXiaoyu DengPublished in: ICMIP (2020)
Keyphrases
- natural images
- image super resolution
- sparse representation
- dictionary learning
- sparse coding
- image patches
- multiscale
- sparse codes
- face recognition
- object recognition
- image classification
- image representation
- dimensionality reduction
- test images
- joint optimization
- high dimensional data
- compressive sensing
- motion estimation
- low resolution
- image registration
- linear combination
- high dimensional
- pairwise
- class specific
- face images
- signal processing