3456 search results - page 1 / 692 » Semantics in Spatial Databases |
GIS
2008
ACM
14 years 6 months ago
2008
ACM
In order to deal with inconsistent databases, a repair semantics defines a set of admissible database instances that restore consistency, while staying close to the original insta...
SDB
1995
13 years 8 months ago
1995
In this paper we discuss two data models for spatial database systems: the linear data model and the topological data model. Both can be used to model a wide range of applications....
AMW
2009
13 years 6 months ago
2009
Abstract. This paper introduces a formalization of a set of spatial semantic integrity constraints on an extended-relational database model. The formalization extends traditional n...
INTEROP
1999
Springer
13 years 9 months ago
1999
Springer
For data to be successfully integrated, semantically similar database elements must be identified as candidates for merging. However, there may be significant differences between ...
IDEAS
1999
IEEE
13 years 9 months ago
1999
IEEE
The diversity of spatial information systems promotes the need to integrate heterogeneous spatial or geographic information systems (GIS) in a cooperative environment. This paper ...