3456 search results - page 448 / 692 » Semantics in Spatial Databases |
183
click to vote
SSD
2001
Springer
15 years 11 months ago
2001
Springer
Intervals represent a fundamental data type for temporal, scientific, and spatial databases where time stamps and point data are extended to time spans and range data, respectively...
168
click to vote
ADBIS
2000
Springer
15 years 11 months ago
2000
Springer
We consider queries which originate from a mobile unit and whose result depends on the location of the user who initiates the query. Example of such a query is How many people are ...
186
click to vote
GEOINFO
2003
15 years 8 months ago
2003
Relational index structures, as for instance the Relational Interval Tree, the Relational R-Tree, or the Linear Quadtree, support efficient processing of queries on top of existing...
164
click to vote
GIS
2008
ACM
15 years 7 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...
158
click to vote
GIS
2006
ACM
15 years 6 months ago
2006
ACM
Integration of two road maps is finding a matching between pairs of objects that represent, in the maps, the same realworld road. Several algorithms were proposed in the past for ...