On sparse representation in pairs of bases.
Arie FeuerArkadi NemirovskiPublished in: IEEE Trans. Inf. Theory (2003)
Keyphrases
- sparse representation
- sparse coefficients
- dictionary learning
- sparse coding
- face recognition
- image classification
- image patches
- signal processing
- object tracking
- compressed sensing
- joint optimization
- compressive sensing
- pairwise
- sparse approximations
- reconstruction error
- negative matrix factorization
- sparse reconstruction
- piecewise smooth
- dimensionality reduction
- computer vision
- test images
- semi supervised
- linear combination
- pattern recognition
- basis vectors
- sparsity constraints
- high dimensional data
- feature extraction