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TABLEAUX
2005
Springer
14 years 3 months ago
A Tableau Algorithm for Description Logics with Concrete Domains and GCIs
In description logics (DLs), concrete domains are used for defining concepts based on concrete qualities of their instances such as the weight, age, duration, and spatial extensio...
Carsten Lutz, Maja Milicic
IJCAI
2003
13 years 11 months ago
Tucking RCC in Cyc's Ontological Bed
Formalisms and axiomatic theories are designed to support reasoning, they are often intended with a preferred interpretation and a targeted ontology. Questions of proper interpret...
Pierre Grenon
AI
2005
Springer
13 years 10 months ago
On the consistency of cardinal direction constraints
We present a formal model for qualitative spatial reasoning with cardinal directions utilizing a co-ordinate system. Then, we study the problem of checking the consistency of a se...
Spiros Skiadopoulos, Manolis Koubarakis
AI
2000
Springer
13 years 9 months ago
Boolean connection algebras: A new approach to the Region-Connection Calculus
The Region-Connection Calculus (RCC) is a well established formal system for qualitative spatial reasoning. It provides an axiomatization of space which takes regions as primitive...
John G. Stell
GIS
2000
ACM
13 years 9 months ago
A conceptual framework for incorporating cognitive principles into geographical database representation
The advancement of GIS data models to allow the eOEective utilization of very large heterogeneous geographic databases requires a new approach that incorporates models of human cog...
Jeremy L. Mennis, Donna Peuquet, Liujian Qian