Harnessing Large Language Models for Training-free Video Anomaly Detection.
Luca ZanellaWilli MenapaceMassimiliano ManciniYiming WangElisa RicciPublished in: CoRR (2024)
Keyphrases
- anomaly detection
- language model
- language modeling
- intrusion detection
- n gram
- probabilistic model
- detecting anomalies
- language modelling
- document retrieval
- retrieval model
- speech recognition
- anomalous behavior
- video sequences
- network intrusion detection
- network traffic
- information retrieval
- test collection
- query expansion
- intrusion detection system
- novelty detection
- training set
- query terms
- network anomaly detection
- video data
- statistical language models
- key frames
- one class support vector machines
- pseudo relevance feedback
- smoothing methods
- detect anomalies
- negative selection algorithm
- language models for information retrieval
- normal behavior
- relevance model
- supervised learning
- training data
- unsupervised learning
- pattern recognition