805 search results - page 113 / 161 » Spatial queries in sensor networks |
GIS
2002
ACM
13 years 8 months ago
2002
ACM
Enterprises in the public and private sectors have been making their large spatial data archives available over the Internet. However, interactive work with such large volumes of ...
EDBT
2004
ACM
14 years 9 months ago
2004
ACM
Earlier work has demonstrated the effectiveness of in-network data aggregation in order to minimize the amount of messages exchanged during continuous queries in large sensor netwo...
EWSN
2007
Springer
14 years 8 months ago
2007
Springer
Abstract. In this paper, we propose and evaluate RIDA, a novel informationdriven architecture for distributed data compression in a sensor network, allowing it to conserve energy a...
MOBIHOC
2009
ACM
14 years 9 months ago
2009
ACM
In this paper, we present a Gaussian mixture model based approach to capture the spatial characteristics of any target signal in a sensor network, and further propose a temporally...
MOBICOM
2004
ACM
14 years 2 months ago
2004
ACM
Target tracking is an important application of wireless sensor networks. In this application, the sensor nodes collectively monitor and track the movement of an event or target ob...