1232 search results - page 162 / 247 » Evaluating role mining algorithms |
WSDM
2009
ACM
14 years 5 months ago
2009
ACM
Automatically clustering web pages into semantic groups promises improved search and browsing on the web. In this paper, we demonstrate how user-generated tags from largescale soc...
CIKM
2009
Springer
14 years 5 months ago
2009
Springer
Sentiment analysis or opinion mining aims to use automated tools to detect subjective information such as opinions, attitudes, and feelings expressed in text. This paper proposes ...
ICDM
2008
IEEE
14 years 5 months ago
2008
IEEE
Most existing model-based approaches to anomaly detection construct a profile of normal instances, then identify instances that do not conform to the normal profile as anomalies...
ICDM
2008
IEEE
14 years 5 months ago
2008
IEEE
This paper studies how to incorporate side information (such as users’ feedback) in measuring node proximity on large graphs. Our method (ProSIN) is motivated by the well-studie...
ICDM
2008
IEEE
14 years 5 months ago
2008
IEEE
To cope with concept drift, we paired a stable online learner with a reactive one. A stable learner predicts based on all of its experience, whereas a reactive learner predicts ba...