47 search results - page 2 / 10 » Convoy Queries in Spatio-Temporal Databases |
DEXA
2004
Springer
13 years 10 months ago
2004
Springer
Although many spatio-temporal conceptual models has been proposed in the last years, users must express their queries on the underlying physical data structures. In the context of ...
GIS
2002
ACM
13 years 4 months ago
2002
ACM
This paper contributes a general approach to characterizing patterns of change in a spatio-temporal database. While there is a particular interest in modelling and querying how sp...
ER
2000
Springer
13 years 8 months ago
2000
Springer
VDB
2000
13 years 6 months ago
2000
In this paper we propose a visual interface for the specification of predicates to be used in queries on spatio-temporal databases. The approach is based on a visual specification ...
SSD
2001
Springer
13 years 9 months ago
2001
Springer
In dynamic spatio-temporal environments where objects may continuously move in space, maintaining consistent information about the location of objects and processing motion-speciï¬...