512 search results - page 26 / 103 » Data Quality and Query Cost in Wireless Sensor Networks |
WMCSA
2002
IEEE
14 years 15 days ago
2002
IEEE
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...
ICPPW
2006
IEEE
14 years 1 months ago
2006
IEEE
This paper describes a directed query dissemination scheme, DirQ that routes queries to the appropriate source nodes based on both constant and dynamicvalued attributes such as se...
MDM
2007
Springer
14 years 1 months ago
2007
Springer
Abstract—With the price of wireless sensor technologies diminishing rapidly we can expect large numbers of autonomous sensor networks being deployed in the near future. These sen...
ICC
2007
IEEE
14 years 1 months ago
2007
IEEE
— Many applications of wireless sensor networks (WSNs) have emerged over the last few years. In such networks resource-constrained sensor nodes are deployed to probe their surrou...
SIGMOD
2007
ACM
14 years 7 months ago
2007
ACM
In-network sensor query processing systems (ISQPs), or sensor databases, have been developed to acquire, process and aggregate data from wireless sensor networks (WSNs). Because W...