Compressed sensing based on dictionary learning for extracting impulse components.
Xuefeng ChenZhaohui DuJimeng LiXiang LiHan ZhangPublished in: Signal Process. (2014)
Keyphrases
- sparse representation
- compressed sensing
- dictionary learning
- sparse coding
- random projections
- signal recovery
- natural images
- image classification
- face recognition
- high dimensional data
- signal processing
- compressive sensing
- dimensionality reduction
- image patches
- image reconstruction
- test images
- image representation
- generative model
- orthogonal matching pursuit
- machine learning