1118 search results - page 130 / 224 » Coverage area management for wireless sensor networks |
184
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COMCOM
2006
15 years 7 months ago
2006
Today's public Wireless LANs are restricted to hotspots. With the current technology, providers can only target a small audience and in turn charge high prices for their serv...
196
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CISS
2008
IEEE
16 years 1 months ago
2008
IEEE
Abstract – In this paper, a variational message passing framework is proposed for Markov random fields. Analogous to the traditional belief propagation algorithm, variational mes...
167
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GLOBECOM
2007
IEEE
16 years 1 months ago
2007
IEEE
— We analyze the performance of a wireless system that allows opportunistic spectrum sharing. The system consists of a set of primary users sharing a set of channels over a cover...
209
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ADHOC
2006
15 years 7 months ago
2006
We study the problem of data propagation in sensor networks, comprised of a large number of very small and low-cost nodes, capable of sensing, communicating and computing. The dis...
189
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WOWMOM
2006
ACM
16 years 25 days ago
2006
ACM
The cost of damage caused by flooding is directly related to the warning-time given before a flood occurs. Therefore, improving the coverage, accuracy and reliability of flood pre...