1232 search results - page 211 / 247 » Evaluating role mining algorithms |
IPPS
2006
IEEE
14 years 1 months ago
2006
IEEE
Sampling is a widely used technique to increase efficiency in database and data mining applications operating on large dataset. In this paper we present a scalable sampling imple...
MSR
2006
ACM
14 years 1 months ago
2006
ACM
Versioned and bug-tracked software systems provide a huge amount of historical data regarding source code changes and issues management. In this paper we deal with impact analysis...
IDEAS
2000
IEEE
14 years 2 days ago
2000
IEEE
Most operations of the relational algebra or SQL - like projection with duplicate elimination, join, ordering, group by and aggregations - are efficiently processed using a sorted...
CIKM
2008
Springer
13 years 9 months ago
2008
Springer
Ontology learning is an important task in Artificial Intelligence, Semantic Web and Text Mining. This paper presents a novel framework for, and solutions to, three practical probl...
RECSYS
2010
ACM
13 years 8 months ago
2010
ACM
An increasing number of social networking platforms are giving users the option to endorse entities that they find appealing, such as videos, photos, or even other users. We defin...