Abnormal event detection in crowded scenes using two sparse dictionaries with saliency.
Yaping YuWei ShenHe HuangZhijiang ZhangPublished in: J. Electronic Imaging (2017)
Keyphrases
- crowded scenes
- abnormal event detection
- sparse representation
- abnormal events
- object tracking
- behavior analysis
- human detection
- spatial and temporal
- pedestrian detection
- space time
- complex scenes
- daily life
- cluttered background
- image classification
- visual attention
- face recognition
- image patches
- motion patterns
- action recognition
- spatio temporal
- ground plane
- background subtraction
- object detection