237 search results - page 9 / 48 » Processing proximity queries in sensor networks |
INFOCOM
2009
IEEE
14 years 3 months ago
2009
IEEE
—We study the problem of in-network processing and queries of trajectories of moving targets in a sensor network. The main idea is to exploit the spatial coherence of target traj...
DCOSS
2008
Springer
13 years 11 months ago
2008
Springer
Sensor networks can be viewed as large distributed databases, and SQL-like high-level declarative languages can be used for data and information retrieval. Energy constraints make ...
INFOCOM
2011
IEEE
13 years 25 days ago
2011
IEEE
—Top-k query has long been an important topic in many fields of computer science. Efficient implementation of the top-k queries is the key for information searching. With the n...
ICDE
2007
IEEE
14 years 10 months ago
2007
IEEE
Current approaches to K Nearest Neighbor (KNN) search in mobile sensor networks require certain kind of indexing support. This index could be either a centralized spatial index or...
ICDE
2008
IEEE
14 years 10 months ago
2008
IEEE
In this paper we present algorithms for building and maintaining efficient collection trees that provide the conduit to disseminate data required for processing monitoring queries...