Learning step sizes for unfolded sparse coding.
Pierre AblinThomas MoreauMathurin MassiasAlexandre GramfortPublished in: CoRR (2019)
Keyphrases
- sparse coding
- dictionary learning
- step size
- unsupervised learning
- natural images
- sparse representation
- group sparsity
- image classification
- single image super resolution
- supervised learning
- learning algorithm
- data sets
- motion estimation
- generative model
- cost function
- active learning
- computational complexity
- pattern recognition
- multiscale
- computer vision