A fast DC-based dictionary learning algorithm with the SCAD penalty.
Zhenni LiChao WanBenying TanZuyuan YangShengli XiePublished in: Neurocomputing (2021)
Keyphrases
- learning algorithm
- training data
- machine learning
- active learning
- machine learning algorithms
- sparse representation
- objective function
- learning process
- penalty function
- data sets
- reinforcement learning algorithms
- learning problems
- learning tasks
- back propagation
- training examples
- linear combination
- machine learning methods
- small number
- optimal solution
- generalization ability
- rbf network
- multiscale
- feature selection