Search results for An Introduction to Description Logics. What Are Description Logics? A family of logic based Knowledge Representation formalisms –Descendants of semantic

Slide 1An Introduction to Description Logics Slide 2 What Are Description Logics? A family of logic based Knowledge Representation formalisms –Descendants of semantic networks…

Description Logics What Are Description Logics? A family of logic based Knowledge Representation formalisms Descendants of semantic networks and KL-ONE Describe domain in…

Description Logics What Are Description Logics? A family of logic based KR formalisms Descendants of semantic networks and KL-ONE Describe domain in terms of concepts (classes),…

Description Logics Agenda • Family of Description Logics • The RACER DL-System TBox and ABox Inference Services • Application examples User modelling Content-based…

Description Logic Knowledge Base Exchange Elena Botoeva supervisor: Diego Calvanese PhD Final Examination April 10 2014 Bolzano Elena BotoevaFUB Description Logic Knowledge…

Description Logics(1/34) • A logical reconstruction and unifying formalism for the representation tools • Frame-based systems • Semantic Networks • Object-Oriented

Description Logics(1/59) • Description Logics as a predicate level language • Concepts • Roles (2/59) Why Description Logics? If predicate logic is directly

Description Logics(1/38) Summary • Reasoning in ontologies • Integrity constraints (2/38) • An ontology is a formal conceptualisation of the world. •

Description Logics What Are Description Logics? A family of logic based Knowledge Representation formalisms Descendants of semantic networks and KL-ONE Describe domain in…

Description Logics What Are Description Logics? A family of logic based KR formalisms Descendants of semantic networks and KL-ONE Describe domain in terms of concepts (classes),…

Slide 1 Description Logics Franz Baader, Ian Horrocks, Ulrike Sattler Presented By Jahan Ara Arju Muhammad Nazmus Sakib CSCE 781 1 Outline What is Description Logics(DL)?…

Description logics Description Logics A family of KR formalisms, based on FOPL decidable, supported by automatic reasoning systems Used for modelling of application domains…

Werner Nutt Abstract This chapter provides an introduction to Description Logics as a formal language for representing knowledge and reasoning about it. It first gives a

1 Introduction to description logics 2 The description logic ALC 3 Extensions to ALC 4 A tableau algorithm for ALC Introduction Description logics • A DL is a formalism

Volume title 1 The editors c© 2007 Elsevier All rights reserved Chapter 3 Description Logics Abstract In this chapter we will introduce description logics, a family

Description Logics(1/29) Just like propositional logic: • A formula φ is satisfiable iff there is some interpretation I that satisfies φ (i.e., φ is true

What are Description Logics? There is no precise definition of what a description logic is. They form a huge family of logic-based knowledge representation formalisms with

Outline 2 Inference problems Petr Kremen ([email protected]) Description Logics – Reasoning Winter 2021 2 / 36 What can we conclude from description logics? 1

Dresden University of Technology Institute for Theoretical Computer Science Chair for Automata Theory LTCS–Report LTL over Description Logic Axioms Franz Baader Silvio…

Foundations of Description Logics Sebastian Rudolph Karlsruhe Institute of Technology Germany rudolph@kitedu May 2011 Abstract This chapter accompanies the foundational lecture…