Hierarchical support vector machine for facial micro-expression recognition.
Hang PanLun XieZeping LvJuan LiZhiliang WangPublished in: Multim. Tools Appl. (2020)
Keyphrases
- expression recognition
- support vector machine
- facial expressions
- facial expression recognition
- expression classification
- real time face tracking
- facial expression analysis
- face identification
- face detection
- automatic facial expression recognition
- support vector
- face images
- facial features
- face recognition
- multi class
- feature vectors
- recognizing facial expressions
- facial images
- pose variations
- feature extraction
- feature selection
- feature space
- video sequences
- high quality
- multiresolution
- human faces
- partial occlusion
- training data
- similarity measure