Semantic anomaly detection with large language models.
Amine ElhafsiRohan SinhaChristopher AgiaEdward SchmerlingIssa A. D. NesnasMarco PavonePublished in: Auton. Robots (2023)
Keyphrases
- anomaly detection
- language model
- language modeling
- intrusion detection
- n gram
- anomalous behavior
- retrieval model
- document retrieval
- probabilistic model
- network intrusion detection
- detecting anomalies
- information retrieval
- query expansion
- test collection
- intrusion detection system
- one class support vector machines
- network traffic
- network anomaly detection
- smoothing methods
- language models for information retrieval
- negative selection algorithm
- detect anomalies
- statistical language models
- natural language
- query terms
- pseudo relevance feedback
- novelty detection
- semantic information
- semantic similarity
- relevance model
- context dependent
- question answering
- unsupervised learning
- pairwise
- training data
- machine learning