178 search results - page 7 / 36 » Distributed Quad-Tree for Spatial Querying in Wireless Senso... |
PERCOM
2011
ACM
12 years 11 months ago
2011
ACM
—In this work we study the problem of query privacy in large scale sensor networks. Motivated by a novel trust model in which clients query networks owned by trusted entities but...
ICASSP
2008
IEEE
14 years 2 months ago
2008
IEEE
Collaborative beamforming has been recently introduced in the context of wireless sensor networks (WSNs) to increase the transmission range of individual sensor nodes. In this pap...
SUTC
2010
IEEE
13 years 11 months ago
2010
IEEE
Abstract—A prominent application of Wireless Sensor Networks is the monitoring of physical phenomena. The value of the monitored attributes naturally depends on the accuracy of t...
IJCOMSYS
2007
13 years 7 months ago
2007
TMC
2011
13 years 2 months ago
2011
—Mission-driven sensor networks usually have special lifetime requirements. However, the density of the sensors may not be large enough to satisfy the coverage requirement while ...