Overcomplete Dictionary Learning with Jacobi Atom Updates.
Paul IroftiBogdan DumitrescuPublished in: CoRR (2015)
Keyphrases
- dictionary learning
- sparse representation
- sparse coding
- natural images
- group sparsity
- linear combination
- image super resolution
- image patches
- image classification
- face recognition
- object category recognition
- signal processing
- high dimensional data
- image representation
- unsupervised learning
- generative model
- sparse codes
- sparsity constraints
- test images
- dictionary learning for sparse
- denoising
- object recognition
- neural network
- higher order
- pairwise
- pattern recognition
- multiscale
- image processing
- data sets