Quaternion based optical flow estimation for robust object tracking.
Erkang ChenYi XuXiaokang YangWenjun ZhangPublished in: Digit. Signal Process. (2013)
Keyphrases
- optical flow estimation
- robust object tracking
- constraint equation
- optical flow
- object tracking
- appearance model
- particle filtering
- visual tracking
- flow field
- optical flow computation
- coarse to fine
- motion model
- motion field
- image sequences
- motion estimation
- multiscale
- stereo matching
- particle filter
- estimation of optical flow
- feature matching
- video sequences
- computer vision
- mean shift
- multi frame
- velocity field
- higher order
- high quality
- feature extraction