Structured Sparse Coding With the Group Log-regularizer for Key Frame Extraction.
Zhenni LiYujie LiBenying TanShuxue DingShengli XiePublished in: IEEE CAA J. Autom. Sinica (2022)
Keyphrases
- sparse coding
- natural images
- sparse representation
- image classification
- linear combination
- unsupervised learning
- generative model
- image representation
- image patches
- video summarization
- semi supervised
- high dimensional
- feature space
- visual words
- neural network
- low dimensional
- small number
- probabilistic model
- multiscale