805 search results - page 131 / 161 » Spatial queries in sensor networks |
BDA
2003
13 years 10 months ago
2003
Pervasive computing introduces data management requirements that must be tackled in a growingvariety of lightweight computing devices. Personal folders on chip, networks of sensor...
SAC
2011
ACM
12 years 11 months ago
2011
ACM
A moving region whose location and extend change over time can imply topological changes such as region split and hole formation. To study this phenomenon is useful in many applic...
SSDBM
2003
IEEE
14 years 2 months ago
2003
IEEE
Although traditional databases and data warehouses have been exploited widely to manage persistent data, a large number of applications from sensor network need functional support...
DC
2008
13 years 9 months ago
2008
We consider a distributed system where each node keeps a local count for items (similar to elections where nodes are ballot boxes and items are candidates). A top-k query in such ...
MSN
2005
Springer
14 years 2 months ago
2005
Springer
Using directional antennas in wireless ad hoc networks is an attractive issue due to its potential advantages such as spatial reuse, low power consumption and low chance of interfe...