805 search results - page 134 / 161 » Spatial queries in sensor networks |
SENSYS
2006
ACM
14 years 2 months ago
2006
ACM
We explore fundamental performance limits of tracking a target in a two-dimensional field of binary proximity sensors, and design algorithms that attain those limits. In particul...
IWNAS
2006
IEEE
14 years 2 months ago
2006
IEEE
— In existing query-based routing protocols in wireless sensor networks (WSNs), a node either keeps precise route information to desired events, such as in event flooding, or do...
SIGMOD
2004
ACM
14 years 9 months ago
2004
ACM
Massive-scale self-administered networks like Peer-to-Peer and Sensor Networks have data distributed across thousands of participant hosts. These networks are highly dynamic with ...
ICDE
2009
IEEE
14 years 10 months ago
2009
IEEE
Increasing prevalence of large-scale distributed monitoring and computing environments such as sensor networks, scientific federations, Grids etc., has led to a renewed interest in...
GIS
2002
ACM
13 years 8 months ago
2002
ACM
A very important class of queries in GIS applications is the class of K-Nearest Neighbor queries. Most of the current studies on the K-Nearest Neighbor queries utilize spatial ind...