Keyphrases
- human actions
- human activities
- action detection
- action recognition
- query language
- recognizing actions
- video frames
- databases
- space time interest points
- group activities
- database
- video clips
- video sequences
- video surveillance
- video database
- temporal structure
- human computer interaction
- decision theoretic
- plan recognition
- video data
- visual features
- efficient retrieval
- recognizing human actions
- query processing
- database querying
- video dataset
- event recognition
- sports video
- multiple agents
- goal directed
- situation calculus
- event detection