Online Anomaly Detection by Improved Grammar Compression of Log Sequences.

Yun Gao Wei Zhou Zhang Zhang Jizhong Han Dan Meng Zhiyong Xu

Published in: SDM (2014)

Keyphrases

anomaly detection
intrusion detection
anomalous behavior
detecting anomalies
network traffic
network intrusion detection

unsupervised anomaly detection
detecting anomalous
network anomaly detection
intrusion detection system
hidden markov models
behavior analysis

one class support vector machines
computer security
unsupervised learning
data sets
malware detection

sequential patterns
negative selection algorithm
dimensionality reduction
connectionist systems
bayesian networks