Hierarchical and Incremental Structural Entropy Minimization for Unsupervised Social Event Detection.
Yuwei CaoHao PengZhengtao YuPhilip S. YuPublished in: CoRR (2023)
Keyphrases
- event detection
- entropy minimization
- video event detection
- unsupervised learning
- event recognition
- activity recognition
- video analysis
- scan statistic
- video surveillance
- semi supervised
- social networks
- supervised learning
- surveillance videos
- social media
- composite events
- semi supervised learning
- sports video
- low level
- machine learning