Auto-Grouped Sparse Representation for Visual Analysis.
Jiashi FengXiaotong YuanZilei WangHuan XuShuicheng YanPublished in: ECCV (1) (2012)
Keyphrases
- visual analysis
- sparse representation
- dictionary learning
- sparse coding
- face recognition
- information visualization
- image classification
- image patches
- signal processing
- sparse approximations
- compressed sensing
- high dimensional data
- random projections
- compressive sensing
- joint optimization
- regularized least squares
- dimensionality reduction
- data analysis
- norm minimization
- sparse reconstruction
- image representation
- nearest neighbor
- knowledge discovery
- pattern recognition
- feature extraction
- databases
- database