Joint Sparse Regularization for Dictionary Learning.
Jianyu MiaoHeling CaoXiao-Bo JinRongrong MaXuan FeiLingfeng NiuPublished in: Cogn. Comput. (2019)
Keyphrases
- dictionary learning
- group sparsity
- sparse representation
- sparse coding
- sparsity constraints
- structured sparsity
- object category recognition
- sparse approximation
- data sets
- sparse codes
- linear combination
- natural images
- compressive sensing
- signal processing
- signal recovery
- high dimensional data
- generative model
- image patches
- regularization term
- image classification
- group lasso
- active learning
- machine learning