Keyphrases
- event detection
- topic models
- text streams
- latent dirichlet allocation
- composite events
- topic modeling
- text mining
- video event detection
- temporal segmentation
- video analysis
- activity recognition
- text documents
- generative model
- event recognition
- co occurrence
- probabilistic model
- latent topics
- pairwise
- temporal information
- space time
- knowledge discovery
- social media