A Magnitude and Angle Combined Optical Flow Feature for Microexpression Spotting.
Yifei GuoBing LiXianye BenYi RenJunping ZhangRui YanYujun LiPublished in: IEEE Multim. (2021)
Keyphrases
- optical flow
- image sequences
- optical flow estimation
- least squares
- motion segmentation
- motion estimation
- d scene
- optical flow computation
- motion features
- image features
- feature vectors
- neural network
- camera motion
- feature set
- motion field
- motion parameters
- combining multiple
- multiple features
- velocity field
- image motion
- computer vision