Feature-Point Tracking by Optical Flow Discriminates Subtle Differences in Facial Expression.
Jeffrey F. CohnAdena J. ZlochowerJames Jenn-Jier LienTakeo KanadePublished in: FG (1998)
Keyphrases
- feature point tracking
- facial expression database
- feature tracking
- optical flow
- facial expression recognition
- facial expressions
- structure from motion
- image sequences
- motion model
- motion estimation
- motion analysis
- motion field
- feature detection
- motion parameters
- flow field
- multi frame
- d scene
- human faces
- scene structure
- face recognition
- feature matching
- ground plane
- camera motion
- face images
- video images
- cohn kanade