Sciweavers

1709 search results - page 340 / 342
» Integrating Information, Applications and Services on the We...
Sort
View
CCS
2007
ACM
15 years 3 months ago
Managing RBAC states with transitive relations
In this paper, we study the maintenance of role-based access control (RBAC) models in database environments using transitive closure relations. In particular, the algorithms that ...
Chaoyi Pang, David P. Hansen, Anthony J. Maeder
WWW
2009
ACM
15 years 10 months ago
Collective privacy management in social networks
Social Networking is one of the major technological phenomena of the Web 2.0, with hundreds of millions of people participating. Social networks enable a form of self expression f...
Anna Cinzia Squicciarini, Mohamed Shehab, Federica...
SIGMOD
2010
ACM
305views Database» more  SIGMOD 2010»
15 years 2 months ago
MoveMine: mining moving object databases
With the maturity of GPS, wireless, and Web technologies, increasing amounts of movement data collected from various moving objects, such as animals, vehicles, mobile devices, and...
Zhenhui Li, Ming Ji, Jae-Gil Lee, Lu An Tang, Yint...
ICPW
2007
14 years 11 months ago
Mind the gap!: Transcending the tunnel view on ontology engineering
The key objective of communal knowledge sharing at the scale of the World Wide Web is the ability to collaborate and integrate within and between communities. Ontologies, being fo...
Pieter De Leenheer, Stijn Christiaens
WWW
2008
ACM
15 years 10 months ago
Supporting anonymous location queries in mobile environments with privacygrid
This paper presents PrivacyGrid - a framework for supporting anonymous location-based queries in mobile information delivery systems. The PrivacyGrid framework offers three unique...
Bhuvan Bamba, Ling Liu, Péter Pesti, Ting W...