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POLICY
2004
Springer
14 years 2 months ago
Cassandra: Distributed Access Control Policies with Tunable Expressiveness
We study the specification of access control policy in large-scale distributed systems. Our work on real-world policies has shown that standard policy idioms such as role hierarc...
Moritz Y. Becker, Peter Sewell
MOBIHOC
2002
ACM
14 years 8 months ago
Routing performance in the presence of unidirectional links in multihop wireless networks
We examine two aspects concerning the influence of unidirectional links on routing performance in multihop wireless networks. In the first part of the paper, we evaluate the benef...
Mahesh K. Marina, Samir Ranjan Das
EUROPAR
2006
Springer
14 years 15 days ago
SEER: Scalable Energy Efficient Relay Schemes in MANETs
In Mobile Ad Hoc Networks (MANETs), broadcasting is widely used to support many applications. Several adaptive broadcast schemes have been proposed to reduce the number of rebroadc...
Lin-Fei Sung, Cheng-Lin Wu, Yi-Kai Chiang, Shyh-In...
SAC
2009
ACM
14 years 1 months ago
Autonomous networked robots for the establishment of wireless communication in uncertain emergency response scenarios
During a disaster, emergency response operations can benefit from the establishment of a wireless ad hoc network. We propose the use of autonomous robots that move inside a disas...
Stelios Timotheou, Georgios Loukas
GIS
2008
ACM
13 years 10 months ago
Spatial queries in disconnected mobile networks
In this paper we study in-network query processing in disconnected mobile environments, where both ad-hoc communication and infrastructure communication are available. Depending o...
Xinjuan Zhu, Bo Xu, Ouri Wolfson