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» Distributed optimization in sensor networks
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MONET
2006
170views more  MONET 2006»
13 years 7 months ago
Decentralized Utility-based Sensor Network Design
Wireless sensor networks consist of energy-constrained sensor nodes operating unattended in highly dynamic environments. In this paper, we advocate a systematic decentralized appro...
Narayanan Sadagopan, Mitali Singh, Bhaskar Krishna...
INFOCOM
2007
IEEE
14 years 2 months ago
Optimal Policies for Distributed Data Aggregation in Wireless Sensor Networks
Abstract— We consider the scenario of distributed data aggregation in wireless sensor networks, where each sensor can obtain and estimate the information of the whole sensing fi...
Zhenzhen Ye, Alhussein A. Abouzeid, Jing Ai
ICC
2007
IEEE
145views Communications» more  ICC 2007»
14 years 2 months ago
Distributed Optimization for Utility-Energy Tradeoff in Wireless Sensor Networks
Abstract— Wireless sensor networks (WSNs) are energyconstrained in nature, in this paper, we formulate the problem of data transport in sensor networks as a network utility maxim...
Shengbin Liao, Wenqing Cheng, Wei Liu, Zongkai Yan...
INFOCOM
2006
IEEE
14 years 1 months ago
Optimal Distributed Detection in Clustered Wireless Sensor Networks: The Weighted Median
− In a clustered, multi-hop sensor network, a large number of inexpensive, geographically-distributed sensor nodes each use their observations of the environment to make local ha...
Qingjiang Tian, Edward J. Coyle
ICASSP
2008
IEEE
14 years 2 months ago
Belief propagation distributed estimation in sensor networks: An optimized energy accuracy tradeoff
The estimation error performance of Gaussian belief propagation based distributed estimation in a large sensor network employing random sleep strategies is explicitly evaluated fo...
John MacLaren Walsh, Phillip A. Regalia