We study the logic of comparative concept similarity CSL introduced by Sheremet, Tishkovsky, Wolter and Zakharyaschev to capture a form of qualitative similarity comparison. In thi...
In this paper we investigate nonmonotonic `modes of inference'. Our approach uses modal (conditional) logic to establish a uniform framework in which to study nonmonotonic co...
We introduce a description language for specifying partial ordering relations over concept descriptions in description logics, and show how the language can be used in combination ...
Jeffrey Pound, Lubomir Stanchev, David Toman, Gran...
This is a system description of the Description Logic reasoner FaCT++. The reasoner implements a tableaux decision procedure for the well known SHOIQ description logic, with additi...
Effective optimisation techniques can make a dramatic difference in the performance of knowledge representation systems based on expressive description logics. Because of the corre...