805 search results - page 40 / 161 » Spatial queries in sensor networks |
PODS
2004
ACM
14 years 9 months ago
2004
ACM
We present a novel coding-based technique for answering spatial and spatiotemporal queries on objects moving along a system of curves on the plane such as many road networks. We h...
MDM
2010
Springer
14 years 1 months ago
2010
Springer
Motivated by many applications, top-k query is a fundamental operation in modern database systems. Technological advances have enabled the deployment of large-scale sensor networks...
DCOSS
2007
Springer
14 years 3 months ago
2007
Springer
We introduce a class of anchoritic sensor networks, where communications between sensor nodes are undesirable or infeasible due to, e.g., harsh environments, energy constraints, or...
ICDCS
2005
IEEE
14 years 2 months ago
2005
IEEE
This paper presents MobiQuery, a spatiotemporal query service that allows mobile users to periodically gather information from their surrounding areas through a wireless sensor ne...
DMSN
2006
ACM
14 years 16 days ago
2006
ACM
Sensor networks are often used to perform monitoring tasks, such as in animal or vehicle tracking and in surveillance of enemy forces in military applications. In this paper we in...