Sparse coding and dictionary learning based on the MDL principle
Ignacio RamírezGuillermo SapiroPublished in: CoRR (2010)
Keyphrases
- mdl principle
- dictionary learning
- sparse coding
- sparse representation
- natural images
- linear combination
- information theory
- image classification
- generative model
- discriminative power
- group sparsity
- image representation
- prior information
- unsupervised learning
- sparse codes
- single image super resolution
- image patches
- object category recognition
- feature space
- learning algorithm
- visual words
- higher order
- sparsity constraints
- information theoretic
- image retrieval
- high dimensional
- prior knowledge
- bayesian networks
- similarity measure
- image segmentation
- image processing
- data mining