1232 search results - page 129 / 247 » Evaluating role mining algorithms |
WWW
2010
ACM
14 years 5 months ago
2010
ACM
Detecting clusters or communities in large real-world graphs such as large social or information networks is a problem of considerable interest. In practice, one typically chooses...
MSR
2006
ACM
14 years 4 months ago
2006
ACM
Similarity analysis of source code is helpful during development to provide, for instance, better support for code reuse. Consider a development environment that analyzes code whi...
SIGSOFT
2007
ACM
14 years 11 months ago
2007
ACM
We improve on previous recommender systems by taking advantage of the layered structure of software. We use a random-walk approach, mimicking the more focused behavior of a develo...
KDD
2008
ACM
14 years 10 months ago
2008
ACM
Recommender systems provide users with personalized suggestions for products or services. These systems often rely on Collaborating Filtering (CF), where past transactions are ana...
KDD
2008
ACM
14 years 10 months ago
2008
ACM
In this paper, we propose a set of novel regression-based approaches to effectively and efficiently summarize frequent itemset patterns. Specifically, we show that the problem of ...