805 search results - page 32 / 161 » Spatial queries in sensor networks |
INFOCOM
2009
IEEE
14 years 3 months ago
2009
IEEE
—Detecting event frontline or boundary sensors in a complex sensor network environment is one of the critical problems for sensor network applications. In this paper, we propose ...
ICRA
2006
IEEE
14 years 2 months ago
2006
IEEE
— When a network of robots or static sensors is emplaced in an environment, the spatial relationships between the sensing units must be inferred or computed for most key applicat...
IPSN
2004
Springer
14 years 2 months ago
2004
Springer
We present a methodology for a sensor network to answer queries with limited and stochastic information using probabilistic techniques. This capability is useful in that it allows...
SIGMOD
2007
ACM
14 years 9 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...
ICDCS
2007
IEEE
14 years 3 months ago
2007
IEEE
When there are multiple queries posed to the resourceconstrained wireless sensor network, it is critical to process them efficiently. In this paper, we propose a Two-Tier Multipl...