4539 search results - page 121 / 908 » Localization in wireless sensor networks |
112
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INFOCOM
2010
IEEE
15 years 4 days ago
2010
IEEE
—Assume sensor deployment follows the Poisson distribution. For a given partial connectivity requirement ρ, 0.5 < ρ < 1, we prove, for a hexagon model, that there exists ...
111
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GLOBECOM
2007
IEEE
15 years 5 months ago
2007
IEEE
Wireless sensor networks have been widely used in many surveillance applications. Due to the importance of sensor nodes in such applications, certain level of protection needs to b...
136
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GLOBECOM
2010
IEEE
14 years 11 months ago
2010
IEEE
When asymmetric cryptography techniques are used in wireless networks, the public keys of the nodes need to be widely available and signed by a Certificate Authority (CA). However,...
109
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OPODIS
2004
15 years 3 months ago
2004
A sensor is a battery-operated small computer with an antenna and a sensing board that can sense magnetism, sound, heat, etc. Sensors in a network can use their antennas to communi...
112
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GISCIENCE
2008
Springer
15 years 2 months ago
2008
Springer
Movement patterns, like flocking and converging, leading and following, are examples of high-level process knowledge derived from lowlevel trajectory data. Conventional techniques...