Hierarchical Contrast for Unsupervised Skeleton-Based Action Representation Learning.
Jianfeng DongShengkai SunZhonglin LiuShujie ChenBaolong LiuXun WangPublished in: AAAI (2023)
Keyphrases
- supervised learning
- unsupervised learning
- feature hierarchies
- learning algorithm
- learning process
- active learning
- learning from experience
- weakly supervised
- hierarchical structure
- reinforcement learning
- image representation
- learning experience
- online learning
- shape analysis
- action selection
- image classification
- state space