Efficient Online Convolutional Dictionary Learning Using Approximate Sparse Components.
Farshad G. VeshkiSergiy A. VorobyovPublished in: ICASSP (2023)
Keyphrases
- dictionary learning
- sparse coding
- sparse representation
- group sparsity
- natural images
- object category recognition
- image super resolution
- sparse codes
- image classification
- linear combination
- dictionary learning for sparse
- image representation
- generative model
- sparsity constraints
- unsupervised learning
- image patches
- high dimensional
- feature space
- pattern recognition
- neural network
- data sets