321 search results - page 6 / 65 » A Topological Data Model for Spatial Databases |
GIS
2008
ACM
14 years 9 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...
DASFAA
2010
IEEE
14 years 3 months ago
2010
IEEE
Abstract. Besides topological relations and approximate relations, cardinal directions have turned out to be an important class of qualitative spatial relations. In spatial databas...
GIS
2008
ACM
14 years 9 months ago
2008
ACM
Multi-dimensional spatial data are obtained when a number of data acquisition devices are deployed at different locations to measure a certain set of attributes of the study subje...
JCDL
2003
ACM
14 years 2 months ago
2003
ACM
The increasing power of techniques to model complex geometry and extract meaning from 3D information create complex data that must be described, stored, and displayed to be useful...
GIS
2006
ACM
14 years 9 months ago
2006
ACM
Topological relationships between objects in space are of great importance in many disciplines. Recently, topological relationships have been defined for complex spatial objects. ...