2138 search results - page 237 / 428 » Emergency Evacuation using Wireless Sensor Networks |
196
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ICCCN
2007
IEEE
15 years 10 months ago
2007
IEEE
Wireless sensor networks (WSNs) introduce new challenges to topology control due to the prevalence of lossy links. We propose a new topology control formulation for lossy WSNs that...
200
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INFOCOM
2010
IEEE
15 years 5 months ago
2010
IEEE
Abstract—We revisit the shortest path problem in asynchronous duty-cycled wireless sensor networks, which exhibit time-dependent features. We model the time-varying link cost and...
172
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IEEECIT
2010
IEEE
15 years 5 months ago
2010
IEEE
This paper investigates the energy-saving organization of sensor nodes in large wireless sensor networks. Due to a random deployment used in many application scenarios, much more n...
177
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INFOCOM
2008
IEEE
16 years 28 days ago
2008
IEEE
—In wireless ad-hoc sensor networks, an important issue often faced in geographic greedy forwarding routing is the “local minimum phenomenon” which is caused by deployment ho...
157
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GLOBECOM
2007
IEEE
16 years 26 days ago
2007
IEEE
— Traditionally, slotted communication protocols have employed guard times to delineate and align slots. These guard times may expand the slot duration significantly, especially...