Signal recovery adapted to a dictionary from non-convex compressed sensing.
Jianwen HuangFeng ZhangXinling LiuJinping JiaRunke WangPublished in: Int. J. Comput. Sci. Math. (2023)
Keyphrases
- signal recovery
- compressed sensing
- orthogonal matching pursuit
- sparse representation
- image reconstruction
- random projections
- dictionary learning
- natural images
- image classification
- convex optimization
- face recognition
- feature selection
- sparse coding
- compressive sensing
- signal processing
- sparse approximation
- image patches
- convex relaxation
- dimensionality reduction
- globally optimal
- high dimensional data
- image representation