An Information Theoretic Perspective of the Sparse Coding.
Hideitsu HinoNoboru MurataPublished in: ISNN (1) (2009)
Keyphrases
- information theoretic
- sparse coding
- positive definite matrices
- natural images
- dictionary learning
- information theory
- sparse representation
- mutual information
- image classification
- linear combination
- discriminative power
- image representation
- generative model
- unsupervised learning
- visual words
- image patches
- object recognition
- higher order
- machine learning
- denoising
- multi class
- high dimensional
- kl divergence
- co occurrence
- active learning
- pairwise
- similarity measure
- feature selection