Confident Kernel Sparse Coding and Dictionary Learning.
Babak HosseiniBarbara HammerPublished in: ICDM (2018)
Keyphrases
- dictionary learning
- sparse coding
- sparse representation
- feature space
- natural images
- linear combination
- image representation
- image classification
- group sparsity
- unsupervised learning
- single image super resolution
- generative model
- object category recognition
- image patches
- discriminative power
- sparse codes
- kernel methods
- kernel function
- high dimensional
- object recognition
- visual words
- sparsity constraints
- dimensionality reduction
- positive definite
- image processing