Greedy Deep Dictionary Learning.
Snigdha TariyalAngshul MajumdarRicha SinghMayank VatsaPublished in: CoRR (2016)
Keyphrases
- dictionary learning
- sparse representation
- sparse coding
- greedy algorithm
- image super resolution
- object category recognition
- group sparsity
- orthogonal matching pursuit
- image classification
- natural images
- test images
- data sets
- face recognition
- linear combination
- unsupervised learning
- sparse codes
- signal processing
- high quality