FIR Convolutive BSS Based on Sparse Representation.
Zhaoshui HeShengli XieYuli FuPublished in: ISNN (2) (2005)
Keyphrases
- sparse representation
- blind source separation
- dictionary learning
- sparse coding
- image classification
- negative matrix factorization
- filter bank
- independent component analysis
- face recognition
- compressive sensing
- signal processing
- image patches
- sparse approximations
- reconstruction error
- joint optimization
- high dimensional data
- image representation
- dimensionality reduction
- regularized least squares
- random projections
- sparse learning
- compressed sensing
- test images
- sparse reconstruction
- norm minimization
- piecewise smooth
- data mining
- computer vision
- image features
- nearest neighbor
- image restoration