Optical flow-based facial feature tracking using prior measurement.
Kun HeGuoyin WangYong YangPublished in: IEEE ICCI (2008)
Keyphrases
- optical flow
- facial feature tracking
- face shape
- deformable models
- image sequences
- least squares
- facial expressions
- facial features
- moving objects
- gaze estimation
- motion estimation
- flow field
- motion model
- motion segmentation
- linear predictors
- facial feature points
- d scene
- maximum a posteriori
- prior information
- human computer interaction
- face images
- computer vision