112 search results - page 3 / 23 » A Unified Algorithm for Continuous Monitoring of Spatial Que... |
SIGMOD
2005
ACM
14 years 6 months ago
2005
ACM
Given a set of objects P and a query point q, a k nearest neighbor (k-NN) query retrieves the k objects in P that lie closest to q. Even though the problem is well-studied for sta...
DEXA
2007
Springer
13 years 9 months ago
2007
Springer
The two dominant costs in continuous spatial query systems are the wireless communication cost for location update, and the evaluation cost for query processing. Existing works add...
SIGMOD
2007
ACM
14 years 6 months ago
2007
ACM
We present a system, ConEx, for monitoring query execution in a relational database management system. ConEx offers a unified view of query execution, providing continuous visual ...
SSD
2007
Springer
13 years 12 months ago
2007
Springer
The ability to continuously monitor the positions of mobile objects is important in many applications. While most past work has been set in Euclidean spaces, the mobile objects rel...
ISAAC
2005
Springer
13 years 11 months ago
2005
Springer