Abnormal Acoustic Event Detection Based on Orthogonal Matching Pursuit in Security Surveillance System.
Pengnan ZhangJuan WeiZhe LiuFangli NingPublished in: Wirel. Pers. Commun. (2020)
Keyphrases
- event detection
- surveillance system
- video surveillance
- orthogonal matching pursuit
- activity recognition
- transform domain
- compressed sensing
- sparse approximation
- sparse representation
- background subtraction
- feature selection
- moving objects
- compressive sensing
- data sets
- object tracking
- training set
- data analysis
- multi camera