LAnoBERT : System Log Anomaly Detection based on BERT Masked Language Model.
Yukyung LeeJina KimPilsung KangPublished in: CoRR (2021)
Keyphrases
- language model
- anomaly detection
- language modeling
- n gram
- probabilistic model
- intrusion detection
- network intrusion detection
- document retrieval
- retrieval model
- anomalous behavior
- network traffic
- query expansion
- detecting anomalies
- novelty detection
- test collection
- network anomaly detection
- information retrieval
- query terms
- mixture model
- pseudo relevance feedback
- intrusion detection system
- translation model
- one class support vector machines
- ad hoc information retrieval
- smoothing methods
- detect anomalies
- unsupervised learning
- negative selection algorithm
- machine learning