805 search results - page 18 / 161 » Spatial queries in sensor networks |
CORR
2004
Springer
13 years 8 months ago
2004
Springer
In this paper, we consider a class of sensor networks where the data is not required in real-time by an observer; for example, a sensor network monitoring a scientific phenomenon ...
SIGMOD
2003
ACM
14 years 9 months ago
2003
ACM
In this paper we propose an approach that enables mobile clients to determine the validity of previous queries based on their current locations. In order to make this possible, th...
TMC
2011
13 years 3 months ago
2011
—Mission-driven sensor networks usually have special lifetime requirements. However, the density of the sensors may not be large enough to satisfy the coverage requirement while ...
IPSN
2003
Springer
14 years 2 months ago
2003
Springer
Sensor networks have emerged as a fundamentally new tool for monitoring spatially distributed phenomena. This paper investigates a strategy by which sensor nodes detect and estima...
INFOCOM
2006
IEEE
14 years 2 months ago
2006
IEEE
Abstract— Flooding based strategies are conventionally employed to perform querying and broadcasting in sensor networks. These schemes have low hop-delays of Θ( 1 M(n) ) to reac...