Sciweavers

61 search results - page 3 / 13
» A Tableau-Based System for Spatial Reasoning about Direction...
Sort
View
KI
2002
Springer
13 years 5 months ago
Formal Properties of Constraint Calculi for Qualitative Spatial Reasoning
In the previous two decades, a number of qualitative constraint calculi have been developed, which are used to represent and reason about spatial configurations. A common property...
Bernhard Nebel, Alexander Scivos
CORR
2008
Springer
128views Education» more  CORR 2008»
13 years 5 months ago
Reasoning in Abella about Structural Operational Semantics Specifications
The approach to reasoning about structural operational semantics style specifications supported by the Abella system is discussed. This approach uses -tree syntax to treat object ...
Andrew Gacek, Dale Miller, Gopalan Nadathur
GIS
2010
ACM
13 years 4 months ago
Evaluation of cardinal direction developments between moving points
Recently, a wide range of applications like hurricane research, fire management, navigation systems, and transportation, to name only a few, has shown increasing interest in mana...
Tao Chen, Hechen Liu, Markus Schneider
FLAIRS
2007
13 years 8 months ago
Some Spatial and Spatio-Temporal Operators Derived from the Topological View of Knowledge
In this paper, we extend Moss and Parikh’s approach to reasoning about topological properties of knowledge. We turn that system in a spatio-temporal direction by successively ad...
Bernhard Heinemann
KI
2005
Springer
13 years 11 months ago
Dependency Calculus: Reasoning in a General Point Relation Algebra
The point algebra is a fundamental formal calculus for spatial and temporal reasoning. We present a new generalization that meets all requirements to describe dependencies on netw...
Marco Ragni, Alexander Scivos