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» Spatial queries in sensor networks
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EDBT
2012
ACM
255views Database» more  EDBT 2012»
11 years 11 months ago
Top-k spatial keyword queries on road networks
With the popularization of GPS-enabled devices there is an increasing interest for location-based queries. In this context, one interesting problem is processing top-k spatial key...
João B. Rocha-Junior, Kjetil Nørv&ar...
GIS
2010
ACM
13 years 6 months ago
Querying geo-social data by bridging spatial networks and social networks
Recording the location of people using location-acquisition technologies, such as GPS, allows generating life patterns, which associate people to places they frequently visit. Con...
Yerach Doytsher, Ben Galon, Yaron Kanza
SIGMOD
2002
ACM
236views Database» more  SIGMOD 2002»
14 years 9 months ago
The Cougar Approach to In-Network Query Processing in Sensor Networks
The widespread distribution and availability of smallscale sensors, actuators, and embedded processors is transforming the physical world into a computing platform. One such examp...
Yong Yao, Johannes Gehrke
SUTC
2010
IEEE
14 years 20 days ago
ASample: Adaptive Spatial Sampling in Wireless Sensor Networks
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...
Piotr Szczytowski, Abdelmajid Khelil, Neeraj Suri
DMSN
2006
ACM
14 years 2 months ago
Impact of multi-query optimization in sensor networks
In this paper, we study the problem of processing multiple queries in a wireless sensor network. We focus on multiquery optimization at the base station level to minimize the numb...
Shili Xiang, Hock-Beng Lim, Kian-Lee Tan