Subproblem coupling in convolutional dictionary learning.
Cristina Garcia-CardonaBrendt WohlbergPublished in: ICIP (2017)
Keyphrases
- dictionary learning
- sparse coding
- sparse representation
- natural images
- unsupervised learning
- group sparsity
- linear combination
- generative model
- image classification
- object category recognition
- image representation
- image super resolution
- feature space
- sparse codes
- image patches
- higher order
- dictionary learning for sparse
- machine learning
- global constraints
- multiscale
- sparsity constraints
- dimensionality reduction
- object recognition
- learning algorithm