Topic Model Based New Event Detection Within Topics.
Yaoyi XiBicheng LiYongwang TangPublished in: J. Adv. Comput. Intell. Intell. Informatics (2016)
Keyphrases
- event detection
- text streams
- topic models
- latent dirichlet allocation
- video event detection
- event recognition
- video surveillance
- video analysis
- activity recognition
- composite events
- semantic event detection
- news articles
- user interests
- active database management systems
- scan statistic
- information retrieval
- text mining
- sports video
- action recognition