Ensembled masked graph autoencoders for link anomaly detection in a road network considering spatiotemporal features.
Wenhao YuMengqiu HuangShangyou WuYifan ZhangPublished in: Inf. Sci. (2023)
Keyphrases
- anomaly detection
- road network
- spatiotemporal features
- shortest path
- intrusion detection
- moving objects
- travel time
- detecting anomalies
- network intrusion detection
- anomalous behavior
- intrusion detection system
- network anomaly detection
- web graph
- map matching
- network traffic
- traffic data
- detect anomalies
- one class support vector machines
- road segments
- unsupervised learning
- negative selection algorithm
- normal behavior
- co occurrence
- similarity measure