Motion keypoint trajectory and covariance descriptor for human action recognition.
Yun YiHanli WangPublished in: Vis. Comput. (2018)
Keyphrases
- keypoints
- action recognition
- feature descriptors
- keypoint detection
- motion trajectories
- recognition of human actions
- optical flow
- motion estimation
- moving points
- space time
- multiscale
- human actions
- motion analysis
- sift descriptors
- configuration space
- static images
- human motion
- moving objects
- motion primitives
- image sequences
- feature extraction
- motion model
- spatio temporal
- motion planning
- local binary pattern
- object trajectories
- robot motion
- object recognition
- optic flow
- point trajectories
- bag of words
- motion control
- normal flow
- feature points
- kinematic model
- constant velocity
- video sequences
- orientation histogram
- trajectory planning
- trajectory data
- covariance matrix
- image patches
- ego motion
- image descriptors
- video shots
- shape descriptors
- motion segmentation