303 search results - page 25 / 61 » Supporting spatial aggregation in sensor network databases |
DMSN
2005
ACM
13 years 9 months ago
2005
ACM
In the resource over-constrained environment of sensor networks, techniques for storing data locally in sensor nodes have been proposed to support efficient processing of adhoc qu...
GIS
2002
ACM
13 years 7 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 ...
SIGMOD
2006
ACM
14 years 7 months ago
2006
ACM
Monitoring extreme values (MAX or MIN) is a fundamental problem in wireless sensor networks (and in general, complex dynamic systems). This problem presents very different algorit...
ICDE
2008
IEEE
14 years 9 months ago
2008
IEEE
Abstract-- We present COLR-Tree, an abstraction layer designed to support efficient spatio-temporal queries on live data gathered from a large collection of sensors. We use COLR-Tr...
DASFAA
2009
IEEE
13 years 11 months ago
2009
IEEE
Abstract. The suppression scheme is a solution for limited energy constraints in sensor networks. Temporal suppression, spatial suppression and spatio-temporal suppression are prop...