1503 search results - page 20 / 301 » Detecting Anomalies in Graphs |
KDD
2009
ACM
14 years 9 months ago
2009
ACM
This paper addresses the issue of unsupervised network anomaly detection. In recent years, networks have played more and more critical roles. Since their outages cause serious eco...
KDD
2008
ACM
14 years 8 months ago
2008
ACM
We propose a new method for detecting patterns of anomalies in categorical datasets. We assume that anomalies are generated by some underlying process which affects only a particu...
ICIP
2009
IEEE
14 years 9 months ago
2009
IEEE
Many works have been proposed on detecting individual anomalies in crowd scenes, i.e., human behaviors anomalous with respect to the rest of the behaviors. In this paper, we intro...
SECURWARE
2008
IEEE
14 years 2 months ago
2008
IEEE
A new emerging paradigm of Uncertain Risk of Suspicion, Threat and Danger, observed across the field of information security, is described. Based on this paradigm a novel approac...
ACSC
2005
IEEE
14 years 2 months ago
2005
IEEE
Most current network intrusion detection systems employ signature-based methods or data mining-based methods which rely on labelled training data. This training data is typically ...