11 search results - page 1 / 3 » Efficient Update and Retrieval of Objects in a Multiresoluti... |
SSDBM
2003
IEEE
13 years 10 months ago
2003
IEEE
Many emerging applications benefit from the extraction of geospatial data specified at different resolutions for viewing purposes. Data must also be topologically accurate and up-...
ICDE
2008
IEEE
14 years 6 months ago
2008
IEEE
Abstract-- With recent advances in mobile computing technologies, mobile devices can now render 3D objects realistically. Many users of these devices such as tourists, mixed-realit...
GIS
2007
ACM
14 years 5 months ago
2007
ACM
Continuous spatial queries posted within an environment of moving objects produce as their results a time-varying set of objects. In the most ambitious case both queries and data ...
GIS
2008
ACM
14 years 5 months ago
2008
ACM
In this paper, we consider the following scenario: a set of mobile objects continuously track their positions in a road network and are able to communicate with a central server. ...
SIGMOD
2005
ACM
14 years 4 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...