250 search results - page 7 / 50 » A Query Processing Method for Hybrid Wireless-Broadcast Netw... |
ICDE
2008
IEEE
14 years 8 months ago
2008
IEEE
Abstract-- We present an original graph embedding to speedup distance-range and k-nearest neighbor queries on static and/or dynamic objects located on a (weighted) graph. Our metho...
GIS
2009
ACM
14 years 1 days ago
2009
ACM
The in-network query processing paradigm in sensor networks postulates that a query is routed among sensors and collects the answers from the sensors on its trajectory. It works f...
ICDE
2003
IEEE
14 years 8 months ago
2003
IEEE
We present a query architecture in which join operators are decomposed into their constituent data structures (State Modules, or SteMs), and dataflow among these SteMs is managed ...
ICDE
2008
IEEE
14 years 8 months ago
2008
IEEE
Existing prediction methods in moving objects databases cannot forecast locations accurately if the query time is far away from the current time. Even for near future prediction, m...
BNCOD
1997
13 years 8 months ago
1997
With the substantial change of declarative query languages from plain SQL to the so-called \object SQLs", in particular OQL, there has surprisingly been not much change in the...