On the Minimax Risk of Dictionary Learning.
Alexander JungYonina C. EldarNorbert GoertzPublished in: IEEE Trans. Inf. Theory (2016)
Keyphrases
- dictionary learning
- sparse representation
- sparse coding
- image super resolution
- group sparsity
- object category recognition
- sparse codes
- face recognition
- signal processing
- image patches
- dictionary learning for sparse
- feature selection
- feature extraction
- image classification
- sparse representation based classification