703 search results - page 118 / 141 » Graph-based anomaly detection |
SDM
2011
SIAM
12 years 11 months ago
2011
SIAM
The problem of monitoring a multivariate linear regression model is relevant in studying the evolving relationship between a set of input variables (features) and one or more depe...
SDM
2011
SIAM
12 years 11 months ago
2011
SIAM
This paper describes one of the first attempts to model the temporal structure of massive data streams in real-time using data stream clustering. Recently, many data stream clust...
ICAPR
2005
Springer
14 years 2 months ago
2005
Springer
Abstract. The aim of this paper is to present an improvement of a previously published algorithm. The proposed approach is performed in two steps. In the first step, we generate t...
SDM
2008
SIAM
13 years 10 months ago
2008
SIAM
In this paper, we present a measure associated with detection and inference of statistically anomalous clusters of a graph based on the likelihood test of observed and expected ed...
EMNLP
2006
13 years 10 months ago
2006
Information Extraction (IE) is the task of extracting knowledge from unstructured text. We present a novel unsupervised approach for information extraction based on graph mutual r...