38 search results - page 6 / 8 » Mining for Structural Anomalies in Graph-based Data |
VLDB
2007
ACM
14 years 6 months ago
2007
ACM
Whenever an intrusion occurs, the security and value of a computer system is compromised. Network-based attacks make it difficult for legitimate users to access various network ser...
KDD
2010
ACM
13 years 8 months ago
2010
ACM
Advances in data collection and storage capacity have made it increasingly possible to collect highly volatile graph data for analysis. Existing graph analysis techniques are not ...
KDD
2007
ACM
14 years 6 months ago
2007
ACM
We present a family of algorithms to uncover tribes--groups of individuals who share unusual sequences of affiliations. While much work inferring community structure describes lar...
ICDM
2009
IEEE
14 years 28 days ago
2009
IEEE
Abstract—We describe a novel application of using data mining and statistical learning methods to automatically monitor and detect abnormal execution traces from console logs in ...
ICDM
2008
IEEE
14 years 21 days ago
2008
IEEE
Recently Non-negative Matrix Factorization (NMF) has received a lot of attentions in information retrieval, computer vision and pattern recognition. NMF aims to find two non-nega...