1232 search results - page 199 / 247 » Evaluating role mining algorithms |
VLDB
1998
ACM
13 years 12 months ago
1998
ACM
Many applications compute aggregate functions over an attribute (or set of attributes) to find aggregate values above some specified threshold. We call such queries iceberg querie...
TKDE
2008
13 years 7 months ago
2008
Web users clustering is a crucial task for mining information related to users needs and preferences. Up to now, popular clustering approaches build clusters based on usage pattern...
GIS
2010
ACM
13 years 6 months ago
2010
ACM
In this paper, we aim to estimate the similarity between users according to their GPS trajectories. Our approach first models a user’s GPS trajectories with a semantic location ...
JAISE
2010
13 years 2 months ago
2010
Studying human activities has significant implication in human beneficial applications such as personal healthcare. This research has been facilitated by the development of sensor ...
BMCBI
2007
13 years 7 months ago
2007
Background: Thermal injury is among the most severe forms of trauma and its effects are both local and systemic. Response to thermal injury includes cellular protection mechanisms...