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» Coverage area management for wireless sensor networks
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COMCOM
2006
103views more  COMCOM 2006»
15 years 6 months ago
Comparison of motivation-based cooperation mechanisms for hybrid wireless networks
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...
Attila Weyland, Thomas Staub, Torsten Braun
CISS
2008
IEEE
16 years 16 days ago
Distributed estimation in wireless sensor networks via variational message passing
Abstract – In this paper, a variational message passing framework is proposed for Markov random fields. Analogous to the traditional belief propagation algorithm, variational mes...
Yanbing Zhang, Huaiyu Dai
GLOBECOM
2007
IEEE
16 years 12 days ago
Performance Analysis of a Wireless Network with Opportunistic Spectrum Sharing
— 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...
Shensheng Tang, Brian L. Mark
ADHOC
2006
97views more  ADHOC 2006»
15 years 6 months ago
A probabilistic algorithm for efficient and robust data propagation in wireless sensor networks
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...
Ioannis Chatzigiannakis, Tassos Dimitriou, Sotiris...
WOWMOM
2006
ACM
143views Multimedia» more  WOWMOM 2006»
16 years 9 hour ago
GridStix: Supporting Flood Prediction using Embedded Hardware and Next Generation Grid Middleware
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...
Danny Hughes, Phil Greenwood, Geoff Coulson, Gordo...