Robust Identifiability in Sparse Dictionary Learning.
Charles J. GarfinkleChristopher J. HillarPublished in: CoRR (2016)
Keyphrases
- dictionary learning
- sparse representation
- sparse coding
- sparsity constraints
- image super resolution
- object category recognition
- group sparsity
- sparse representation based classification
- natural images
- pairwise
- negative matrix factorization
- compressive sensing
- sparse codes
- signal recovery
- dictionary learning for sparse
- data sets
- image representation
- generative model
- nearest neighbor
- feature extraction