Direct-Optimization-Based DC Dictionary Learning With the MCP Regularizer.
Zhenni LiZuyuan YangHaoli ZhaoShengli XiePublished in: IEEE Trans. Neural Networks Learn. Syst. (2023)
Keyphrases
- dictionary learning
- direct optimization
- learning to rank
- optimization methods
- sparse representation
- sparse coding
- sparse pca
- semi supervised
- total variation
- evaluation measures
- pairwise
- natural images
- data sets
- generative model
- convex optimization
- bag of words
- high dimensional data
- simulated annealing
- dimensionality reduction
- higher order
- information extraction
- cost function
- objective function
- reinforcement learning
- machine learning
- neural network