Performance Bounds on Sparse Representations Using Redundant Frames
Mehmet AkçakayaVahid TarokhPublished in: CoRR (2007)
Keyphrases
- sparse representation
- dictionary learning
- sparse coding
- image classification
- object tracking
- compressive sensing
- random projections
- face recognition
- joint optimization
- regularized least squares
- image patches
- compressed sensing
- sparse reconstruction
- high dimensional data
- signal processing
- image representation
- negative matrix factorization
- dimensionality reduction
- manifold learning
- test images
- moving objects
- single image super resolution
- sparse learning
- data mining
- linear combination
- nearest neighbor
- image data
- object recognition
- decision trees
- computer vision