Robust-SL0 for stable sparse representation in noisy settings.
Armin EftekhariMassoud Babaie-ZadehChristian JuttenHamid Abrishami MoghaddamPublished in: ICASSP (2009)
Keyphrases
- sparse representation
- dictionary learning
- norm minimization
- illumination variations
- sparse coding
- reconstruction error
- piecewise smooth
- image representation
- face recognition
- compressive sensing
- image classification
- compressed sensing
- random projections
- signal processing
- sparsity constraints
- joint optimization
- high dimensional data
- negative matrix factorization
- regularized least squares
- image patches
- object tracking
- dimensionality reduction
- object recognition
- test images
- image processing
- sparse reconstruction
- sparse approximations