Sciweavers

20 search results - page 1 / 4
» A Qualitative Trajectory Calculus and the Composition of Its...
Sort
View
GEOS
2005
Springer
13 years 9 months ago
A Qualitative Trajectory Calculus and the Composition of Its Relations
Continuously moving objects are prevalent in many domains. Although there have been attempts to combine both spatial and temporal relationships from a reasoning, a database, as wel...
Nico Van de Weghe, Bart Kuijpers, Peter Bogaert, P...
ER
2005
Springer
170views Database» more  ER 2005»
13 years 9 months ago
Conceptual Neighbourhood Diagrams for Representing Moving Objects
The idea of Conceptual Neighbourhood Diagram (CND) has proved its relevance in the areas of qualitative reasoning about time and qualitative reasoning about space. In this work, a ...
Nico Van de Weghe, Philippe De Maeyer
COSIT
2001
Springer
158views GIS» more  COSIT 2001»
13 years 8 months ago
Double-Crossing: Decidability and Computational Complexity of a Qualitative Calculus for Navigation
Abstract. The Double Cross calculus has been proposed for the purpose of navigation based on qualitative information about spatial configurations. Up until now, however, no result...
Alexander Scivos, Bernhard Nebel
SPATIALCOGNITION
2004
Springer
13 years 9 months ago
Exploiting Qualitative Spatial Neighborhoods in the Situation Calculus
Abstract. We present first ideas on how results about qualitative spatial reasoning can be exploited in reasoning about action and change. Current work concentrates on a line segm...
Frank Dylla, Reinhard Moratz
ECAI
2000
Springer
13 years 8 months ago
Qualitative Spatial Reasoning about Line Segments
Abstract. Representing and reasoning about orientation information is an important aspect of qualitative spatial reasoning. We present a novel approach for dealing with intrinsic o...
Reinhard Moratz, Jochen Renz, Diedrich Wolter