Keyphrases
- human actions
- action recognition
- video sequences
- spatio temporal
- human activities
- spatial temporal
- space time
- human motion
- video database
- action classification
- activity recognition
- visual features
- recognition of human actions
- recognizing human actions
- motion recognition
- action sequences
- action detection
- recognizing actions
- video surveillance
- view invariant
- human detection
- video shots
- video content
- bag of words
- motion history images
- viewpoint
- body parts
- video clips
- information retrieval
- video frames
- image retrieval
- multimedia