1232 search results - page 218 / 247 » Evaluating role mining algorithms |
WWW
2011
ACM
13 years 2 months ago
2011
ACM
Web provides rich information about a variety of objects. Trustability is a major concern on the web. Truth establishment is an important task so as to provide the right informati...
WWW
2011
ACM
13 years 2 months ago
2011
ACM
We introduce an unsupervised query segmentation scheme that uses query logs as the only resource and can effectively capture the structural units in queries. We believe that Web s...
CIKM
2011
Springer
12 years 7 months ago
2011
Springer
We study the problem of detecting coordinated free text campaigns in large-scale social media. These campaigns – ranging from coordinated spam messages to promotional and advert...
ICDE
2012
IEEE
11 years 10 months ago
2012
IEEE
—Outlier mining is a major task in data analysis. Outliers are objects that highly deviate from regular objects in their local neighborhood. Density-based outlier ranking methods...
AAAI
2012
11 years 10 months ago
2012
Current modularity-based community detection methods show decreased performance as relational networks become increasingly noisy. These methods also yield a large number of divers...