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ADHOCNOW
2008
Springer
13 years 8 months ago
An Energy-Efficient Query Aggregation Scheme for Wireless Sensor Networks
This paper presents a novel method for optimizing sliding window based continuous queries. We deal with two categories of aggregation operations: stepwise aggregation (e.g. COUNT) ...
Jun-Zhao Sun
CORR
2010
Springer
342views Education» more  CORR 2010»
13 years 7 months ago
A Wireless Sensor Network Air Pollution Monitoring System
Sensor networks are currently an active research area mainly due to the potential of their applications. In this paper we investigate the use of Wireless Sensor Networks (WSN) for...
Kavi Kumar Khedo, Rajiv Perseedoss, Avinash Mungur
IPPS
2008
IEEE
14 years 1 months ago
A wireless sensor network based closed-loop system for subsurface contaminant plume monitoring
A closed-loop contaminant plume monitoring system is being developed that integrates wireless sensor network based monitoring with numerical models for subsurface plumes. The syst...
Qi Han, Anura P. Jayasumana, Tissa H. Illangasekar...
WMCSA
2002
IEEE
14 years 13 days ago
Supporting Aggregate Queries Over Ad-Hoc Wireless Sensor Networks
We show how the database community’s notion of a generic query interface for data aggregation can be applied to ad-hoc networks of sensor devices. As has been noted in the senso...
Samuel Madden, Robert Szewczyk, Michael J. Frankli...
ICDE
2006
IEEE
156views Database» more  ICDE 2006»
14 years 9 months ago
What's Different: Distributed, Continuous Monitoring of Duplicate-Resilient Aggregates on Data Streams
Emerging applications in sensor systems and network-wide IP traffic analysis present many technical challenges. They need distributed monitoring and continuous tracking of events....
Graham Cormode, S. Muthukrishnan, Wei Zhuang