Dependency Anomaly Detection for Heterogeneous Time Series: A Granger-Lasso Approach.
Sahar BehzadiKaterina Hlavácková-SchindlerClaudia PlantPublished in: ICDM Workshops (2017)
Keyphrases
- anomaly detection
- detect anomalies
- granger causality
- intrusion detection
- network intrusion detection
- anomalous behavior
- detecting anomalies
- intrusion detection system
- computer security
- unsupervised anomaly detection
- network traffic
- multivariate time series
- feature selection
- one class support vector machines
- detecting anomalous
- normal behavior
- dimension reduction
- model selection
- network anomaly detection
- cumulative sum
- behavior analysis
- network security
- network intrusion
- negative selection algorithm
- knowledge discovery