Learning dictionary via subspace segmentation for sparse representation.
Jianzhou FengLi SongXiaokang YangWenjun ZhangPublished in: ICIP (2011)
Keyphrases
- sparse representation
- dictionary learning
- sparse coding
- subspace learning
- regularized least squares
- high dimensional data
- learning algorithm
- dimensionality reduction
- image classification
- face recognition
- test images
- data sets
- compressive sensing
- basis vectors
- image patches
- random projections
- compressed sensing
- sparse learning
- orthogonal matching pursuit
- singular value decomposition
- data analysis
- feature extraction
- image segmentation
- sparse codes
- computer vision