Video anomaly detection and localization using motion-field shape description and homogeneity testing.
Xinfeng ZhangSu YangJiulong ZhangWeishan ZhangPublished in: Pattern Recognit. (2020)
Keyphrases
- motion field
- shape description
- motion estimation
- motion vectors
- video sequences
- optical flow
- image sequences
- motion compensation
- video data
- motion compensated
- motion model
- shape descriptors
- video frames
- shape representation
- fourier descriptors
- multimedia
- vector field
- shape retrieval
- shape matching
- moving objects
- scene flow
- video coding
- space time
- bit rate
- morphological operations
- shape analysis
- d objects
- multiscale
- image segmentation
- computer vision