Sparse representation for robust abnormality detection in crowded scenes.
Xiaobin ZhuJing LiuJinqiao WangChangsheng LiHanqing LuPublished in: Pattern Recognit. (2014)
Keyphrases
- sparse representation
- abnormality detection
- crowded scenes
- object tracking
- illumination variations
- image classification
- partial occlusion
- face recognition
- spatial and temporal
- image patches
- space time
- signal processing
- image representation
- human detection
- dimensionality reduction
- motion patterns
- high dimensional data
- appearance model
- pedestrian detection
- video surveillance
- input image