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» A Family of Defeasible Reasoning Logics and its Implementati...
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SEBD
2007
121views Database» more  SEBD 2007»
13 years 8 months ago
Query Answering in Expressive Variants of DL-Lite
The use of ontologies in various application domains, such as Data Integration, the Semantic Web, or ontology-based data management, where ontologies provide the access to large am...
Alessandro Artale, Diego Calvanese, Roman Kontchak...
DLOG
2003
13 years 8 months ago
Implementing Matching in ALE--First Results
Matching problems in Description Logics are theoretically well understood, with a variety of algorithms available for different DLs. Nevertheless, still no implementation of a ge...
Sebastian Brandt
FCSC
2011
413views VLSI» more  FCSC 2011»
12 years 11 months ago
Type-2 fuzzy description logic
Description logics (DLs) are widely employed in recent semantic web application systems. However, classical description logics are limited when dealing with imprecise concepts and ...
Ruixuan Li, Kunmei Wen, Xiwu Gu, Yuhua Li, Xiaolin...
TPHOL
1999
IEEE
13 years 11 months ago
Inductive Datatypes in HOL - Lessons Learned in Formal-Logic Engineering
Abstract. Isabelle/HOL has recently acquired new versions of definitional packages for inductive datatypes and primitive recursive functions. In contrast to its predecessors and mo...
Stefan Berghofer, Markus Wenzel
HYBRID
2003
Springer
14 years 18 days ago
A Hoare Logic for Single-Input Single-Output Continuous-Time Control Systems
This paper presents a Hoare-style logic for reasoning about the frequency response of control systems in the continuous-time domain. Two properties, the gain (amplitude) and phase ...
Richard J. Boulton, Ruth Hardy, Ursula Martin