Keyphrases
- face tracking
- facial features
- robust face tracking
- active appearance models
- face detection
- multi view
- multi camera
- video sequences
- particle filter
- surveillance system
- visual tracking
- human faces
- facial expressions
- robust tracking
- facial images
- face images
- feature points
- appearance model
- shape model
- facial expression recognition
- face model
- viewpoint
- three dimensional