Keyphrases
- facial expression recognition
- facial expression analysis
- facial expressions
- emotional state
- human computer interaction
- emotion recognition
- expression recognition
- expression classification
- feature extraction
- facial features
- feature point tracking
- face recognition
- facial images
- pose invariant
- facial image analysis
- person independent
- recognizing facial expressions
- local binary pattern
- facial feature extraction
- human faces
- active appearance models
- facial animation
- human activities
- data sets