Graph Structure Change-Based Anomaly Detection in Multivariate Time Series of Industrial Processes.
Zhen ZhangZhiqiang GengYongming HanPublished in: IEEE Trans. Ind. Informatics (2024)
Keyphrases
- anomaly detection
- graph structure
- multivariate time series
- industrial processes
- fault detection
- intrusion detection
- graphical models
- quality improvement
- directed graph
- temporal data
- intrusion detection system
- dimension reduction
- categorical data
- autoregressive
- detect anomalies
- temporal patterns
- knowledge discovery
- tree structure
- fault diagnosis
- pairwise
- image sequences