Drastic Anomaly Detection in Video Using Motion Direction Statistics.
Chang LiuGuijin WangWenxin NingXinggang LinPublished in: IEICE Trans. Inf. Syst. (2011)
Keyphrases
- anomaly detection
- space time
- intrusion detection
- key frames
- video sequences
- detecting anomalies
- anomalous behavior
- network intrusion detection
- video data
- motion estimation
- network anomaly detection
- image sequences
- network traffic
- unsupervised anomaly detection
- motion model
- intrusion detection system
- computer security
- detect anomalies
- one class support vector machines
- unsupervised learning
- network security
- optical flow
- cumulative sum
- motion field
- behavior analysis
- moving objects
- decision trees
- pattern recognition
- malware detection
- probabilistic model
- video surveillance
- supervised learning
- video frames