Hierarchical Gaussian Mixture Normalizing Flow Modeling for Unified Anomaly Detection.
Xincheng YaoRuoqi LiZefeng QianLu WangChongyang ZhangPublished in: CoRR (2024)
Keyphrases
- anomaly detection
- gaussian mixture
- intrusion detection
- anomalous behavior
- unsupervised learning
- detecting anomalies
- em algorithm
- mixtures of gaussians
- data assimilation
- network intrusion detection
- network traffic
- expectation maximization
- detect anomalies
- covariance matrix
- closed form
- gaussian mixture model
- network anomaly detection
- mixture model
- pattern recognition
- probability density function
- density estimation
- one class support vector machines
- data sets
- probability distribution
- negative selection algorithm
- image processing