Keyphrases
- visual surveillance
- surveillance system
- video surveillance
- object tracking
- motion detection
- activity recognition
- background subtraction
- camera network
- human activities
- computer vision
- scene understanding
- video database
- multiple cameras
- human behavior
- video retrieval
- moving objects
- human detection
- visual tracking
- dynamic scenes
- event detection
- image features
- video sequences
- daily life
- sparse representation
- action recognition
- post processing
- spatio temporal
- human pose
- image sequences