1430 search results - page 14 / 286 » Query operations for moving objects database systems |
CSREAEEE
2006
13 years 9 months ago
2006
- Inherent limitations of mobile computing environment such as limited bandwidth, limited resourced mobile phones, and instability of wireless environment require summarized mobile...
EDBT
2009
ACM
13 years 10 months ago
2009
ACM
Range queries for querying the current and future positions of the moving objects have received growing interests in the research community. Existing methods, however, assume that...
FQAS
2004
Springer
14 years 28 days ago
2004
Springer
This paper concerns the motivation for and subsequently the analysis of proposed additions, in the form of new operators, to a concept language Ontolog for use in querying a conten...
GIS
2008
ACM
13 years 8 months ago
2008
ACM
Location-based services are increasingly popular and it is a key challenge to efficiently support query processing. We present a novel design to process large numbers of location...
GIS
2005
ACM
14 years 8 months ago
2005
ACM
An interesting issue in moving objects databases is to find similar trajectories of moving objects. Previous work on this topic focuses on movement patterns (trajectories with tim...