Keyphrases
- facial expression recognition
- facial expressions
- human computer interaction
- facial expression analysis
- expression recognition
- face recognition
- local binary pattern
- expression classification
- person independent
- facial images
- facial image analysis
- distribution network
- active appearance models
- human faces
- hidden markov models
- pose invariant
- feature extraction
- facial features
- video sequences
- image processing
- feature point tracking
- recognition of facial expressions
- data sets