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» Distributed optimization in sensor networks
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WCNC
2008
IEEE
14 years 2 months ago
Distributed Energy Efficient Spectrum Access in Wireless Cognitive Radio Sensor Networks
—In this paper, a wireless cognitive radio sensor network is considered, where each sensor node is equipped with cognitive radio and the network is a multi-carrier system operati...
Song Gao, Lijun Qian, Dhadesugoor R. Vaman
TON
2008
133views more  TON 2008»
13 years 7 months ago
Optimal routing and data aggregation for maximizing lifetime of wireless sensor networks
An optimal routing and data aggregation scheme for wireless sensor networks is proposed in this paper. The objective is to maximize the network lifetime by jointly optimizing data ...
Cunqing Hua, Tak-Shing Peter Yum
AUTOMATICA
2006
140views more  AUTOMATICA 2006»
13 years 7 months ago
On a stochastic sensor selection algorithm with applications in sensor scheduling and sensor coverage
In this note we consider the following problem. Suppose a set of sensors is jointly trying to estimate a process. One sensor takes a measurement at every time step and the measure...
Vijay Gupta, Timothy H. Chung, Babak Hassibi, Rich...
QSHINE
2009
IEEE
14 years 2 months ago
Joint Optimization of System Lifetime and Network Performance for Real-Time Wireless Sensor Networks
Maximizing the aggregate network utility and minimizing the network energy consumption are important but conflict goals in wireless sensor networks. Challenges arise due to the app...
Lei Rao, Xue Liu, Jian-Jia Chen, Wenyu Liu
MONET
2006
141views more  MONET 2006»
13 years 7 months ago
An Energy-Optimal Algorithm for Neighbor Discovery in Wireless Sensor Networks
We consider sensor networks in which individual nodes with on-board sensing and low-power transmitters and receivers establish connections with neighboring nodes. The overall objec...
Ritesh Madan, Sanjay Lall