303 search results - page 6 / 61 » Supporting spatial aggregation in sensor network databases |
DEXAW
2005
IEEE
14 years 1 months ago
2005
IEEE
Sensor networks have opened new horizons and opportunities for a variety of environmental monitoring, surveillance and healthcare applications. One of the major tasks of sensor ne...
SIGMOD
2009
ACM
14 years 7 months ago
2009
ACM
We consider the Outsourced Aggregation model, where sensing services outsource their sensor data collection and aggregation tasks to third-party service providers called aggregato...
SENSYS
2003
ACM
14 years 21 days ago
2003
ACM
Sensor networks promise viable solutions to many monitoring problems. However, the practical deployment of sensor networks faces many challenges imposed by real-world demands. Sen...
MDM
2005
Springer
14 years 29 days ago
2005
Springer
In this paper we propose a query-driven approach for tuning the time/energy trade-off in sensor networks with mobile sensors. The tuning factors include re-positioning of mobile s...
CIKM
2005
Springer
14 years 1 months ago
2005
Springer
In this paper, we propose a novel energy-efficient approach, a localized routing tree (LRT) coupled with a route redirection (RR) strategy, to support various types of queries. LR...