Real-Time Facial Expression Recognition System Based on HMM and Feature Point Localization.
Yumei FanNing ChengZhiliang WangJiwei LiuChangsheng ZhuPublished in: ACII (2005)
Keyphrases
- facial expressions
- feature points
- facial features
- face images
- real time
- recognition of facial expressions
- human faces
- facial expression recognition
- person independent
- hand postures
- hidden markov models
- expression recognition
- face model
- facial animation
- face recognition
- facial expression analysis
- video sequences
- facial images
- facial motion
- facial actions
- recognizing facial expressions
- image sequences
- active appearance models
- affine transformation
- epipolar geometry
- feature extraction
- lighting conditions
- feature matching
- point correspondences
- head pose estimation
- gesture recognition
- video images
- pose estimation
- face detection
- feature descriptors
- head motion
- image matching
- expression classification
- decision trees
- image processing
- data sets