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JCM
2008
121views more  JCM 2008»
13 years 7 months ago
A Cooperative Secure Routing Protocol based on Reputation System for Ad Hoc Networks
In wireless ad hoc networks, all its nodes behave as routers and take part in its discovery and maintenance of routes to other nodes. Thus, the presence of selfish or malicious nod...
Yihui Zhang, Li Xu, Xiaoding Wang
ICC
2007
IEEE
340views Communications» more  ICC 2007»
14 years 1 months ago
A Decentralized Positioning Method for Wireless Sensor Networks Based on Weighted Interpolation
— A decentralized sensor positioning algorithm is proposed using an adaptive weighted-interpolation method. The proposed method utilizes in-network processing among sensors to co...
Chin-Liang Wang, Yao-Win Hong, Yu-Sheng Dai
TMC
2008
120views more  TMC 2008»
13 years 7 months ago
Mitigating Performance Degradation in Congested Sensor Networks
Data generated in wireless sensor networks may not all be alike: some data may be more important than others and hence may have different delivery requirements. In this paper, we a...
Raju Kumar, Riccardo Crepaldi, Hosam Rowaihy, Albe...
GLOBECOM
2008
IEEE
14 years 2 months ago
Performance Metric Sensitivity Computation for Optimization and Trade-Off Analysis in Wireless Networks
Abstract—We develop and evaluate a new method for estimating and optimizing various performance metrics for multihop wireless networks, including MANETs. We introduce an approxim...
John S. Baras, Vahid Tabatabaee, George Papageorgi...
SASN
2006
ACM
14 years 1 months ago
Impact of optimal MAC layer attacks on the network layer
Node misbehavior in wireless ad hoc networks leads to sudden unpredictable changes in network topology, resulting in fluctuation of traffic load and capacity for already existin...
Svetlana Radosavac, John S. Baras, George V. Moust...