172 search results - page 9 / 35 » Continuous Medoid Queries over Moving Objects |
EDBT
2010
ACM
13 years 10 months ago
2010
ACM
The availability of indoor positioning renders it possible to deploy location-based services in indoor spaces. Many such services will benefit from the efficient support for k n...
ICDE
2005
IEEE
14 years 2 months ago
2005
IEEE
Many location-based applications require constant monitoring of k-nearest neighbor (k-NN) queries over moving objects within a geographic area. Existing approaches to this problem...
APPT
2005
Springer
13 years 10 months ago
2005
Springer
It is difficult to maintain the exact location of mobile objects due to the limited resources in a mobile network. A consequence of this problem is that the update cost for a locat...
SSD
2009
Springer
14 years 3 months ago
2009
Springer
Abstract. We consider a setting with numerous location-aware moving objects that communicate with a central server. Assuming a set of focal points of interest, we aim at continuous...
EDBT
2009
ACM
14 years 3 months ago
2009
ACM
This work addresses the problem of processing continuous nearest neighbor (NN ) queries for moving objects trajectories when the exact position of a given object at a particular t...