Crowd Activity Recognition using Optical Flow Orientation Distribution.
Jinpyung KimGyujin JangGyujin KimMoonhyun KimPublished in: KSII Trans. Internet Inf. Syst. (2015)
Keyphrases
- optical flow
- image sequences
- least squares
- optical flow estimation
- motion model
- motion field
- random variables
- three dimensional
- activity patterns
- data distribution
- uniformly distributed
- image brightness
- data sets
- ego motion
- position and orientation
- motion segmentation
- vector field
- action recognition
- multiscale
- neural network