Keyphrases
- facial expressions
- facial expression recognition
- expression recognition
- recognition of facial expressions
- facial expression analysis
- person independent
- virtual reality
- emotion recognition
- virtual environment
- emotional state
- cohn kanade database
- frontal view
- facial action units
- recognize faces
- facial actions
- virtual world
- human faces
- facial features
- face recognition
- video sequences
- recognition rate
- virtual characters
- face images
- action units
- facial images
- hidden markov models
- object recognition
- facial motion
- head motion
- head pose estimation
- recognition algorithm
- feature point tracking
- face detection
- affect sensing
- feature extraction
- human movements
- human emotion
- facial feature points
- human computer interaction
- three dimensional