129 search results - page 23 / 26 » Achieving Efficient Query Privacy for Location Based Service... |
MOBIHOC
2005
ACM
14 years 8 months ago
2005
ACM
Energy efficiency and collisions avoidance are both critical properties to increase the lifetime and effectiveness of wireless networks. This paper proposes a family of algorithms...
DASFAA
2006
IEEE
14 years 2 months ago
2006
IEEE
An important database primitive for commonly used feature databases is the similarity join. It combines two datasets based on some similarity predicate into one set such that the n...
CSFW
2004
IEEE
14 years 13 days ago
2004
IEEE
We study the specification of access control policy in large-scale distributed systems. We present Cassandra, a language and system for expressing policy, and the results of a sub...
BPM
2007
Springer
14 years 21 days ago
2007
Springer
There is currently a strong focus worldwide on the potential of large-scale Electronic Health Record systems to cut costs and improve patient outcomes through increased efficiency....
DEBS
2008
ACM
13 years 10 months ago
2008
ACM
Two convincing paradigms have emerged for achieving scalability in widely distributed systems: publish/subscribe communication and role-based, policy-driven control of access to t...