Double Sparse Deep Reinforcement Learning via Multilayer Sparse Coding and Nonconvex Regularized Pruning.
Haoli ZhaoJiqiang WuZhenni LiWuhui ChenZibin ZhengPublished in: IEEE Trans. Cybern. (2023)
Keyphrases
- sparse coding
- reinforcement learning
- sparsity constraints
- sparse representation
- dictionary learning
- natural images
- unsupervised learning
- linear combination
- image classification
- norm minimization
- group sparsity
- objective function
- generative model
- image representation
- deep belief networks
- sparse codes
- feature space
- sparse approximation
- deep learning
- image patches
- basis vectors
- high dimensional data
- visual words
- convex optimization
- high dimensional
- data sets
- signal processing
- spatial information
- image features
- sparse coefficients
- nonnegative matrix factorization
- negative matrix factorization
- linear classifiers
- higher order
- nearest neighbor
- pairwise
- training set
- multiscale
- face recognition