Unsupervised classification of extreme facial events using active appearance models tracking for sign language videos.
Epameinondas AntonakosVassilis PitsikalisIsidoros RodomagoulakisPetros MaragosPublished in: ICIP (2012)
Keyphrases
- sign language
- unsupervised classification
- hand tracking
- sign language recognition
- hand motion
- human activities
- unsupervised learning
- expression recognition
- supervised classification
- gesture recognition
- clustering ensemble
- data clustering
- video sequences
- sign recognition
- object tracking
- hand gestures
- visual tracking
- face recognition
- face images
- facial expressions
- particle filter
- remote sensing data
- hyperspectral images
- remote sensing images
- video data
- mean shift
- facial features
- video frames
- object recognition
- target tracking
- video images
- articulated objects
- facial expression recognition
- particle filtering
- kalman filter
- k means
- image analysis
- high dimensional
- remote sensing