LAnoBERT: System log anomaly detection based on BERT masked language model.
Yukyung LeeJina KimPilsung KangPublished in: Appl. Soft Comput. (2023)
Keyphrases
- language model
- anomaly detection
- language modeling
- intrusion detection
- probabilistic model
- n gram
- detecting anomalies
- retrieval model
- document retrieval
- network traffic
- anomalous behavior
- test collection
- mixture model
- network intrusion detection
- intrusion detection system
- network anomaly detection
- information retrieval
- one class support vector machines
- detect anomalies
- query expansion
- negative selection algorithm
- query terms
- novelty detection
- ad hoc information retrieval
- smoothing methods
- pseudo relevance feedback
- image segmentation
- learning algorithm