Results 11 to 20 of about 2,297,669 (248)

Modal Logics are Coalgebraic [PDF]

open access: yes, 2008
Applications of modal logics are abundant in computer science, and a large number of structurally different modal logics have been successfully employed in a diverse spectrum of application contexts.
Pattinson, Dirk   +4 more
core   +2 more sources

A Brief Roadmap into Uncertain Knowledge Representation via Probabilistic Description Logics

open access: yesAlgorithms, 2021
Logic-based knowledge representation is one of the main building blocks of (logic-based) artificial intelligence. While most successful knowledge representation languages are based on classical logic, realistic intelligent applications need to handle ...
Rafael Peñaloza
doaj   +1 more source

Description Logics

open access: yesIEEE Intelligent Systems, 2014
This article provides a self-contained first introduction to description logics (DLs). The main concepts and features are explained with examples before the syntax and semantics of the DL SROIQ are defined in detail. Additional sections review lightweight DL languages, discuss the relationship to the Web Ontology Language (OWL), and give pointers to ...
Markus Krötzsch   +2 more
openaire   +2 more sources

Description logics for representing Bibliographic Data

open access: yesCybrarians Journal, 2016
Description Logics have recently attracted considerable attention, both in representing the concepts of an application domain and in reasoning about them.
Tarik El Malki
doaj   +1 more source

Rewritability in Monadic Disjunctive Datalog, MMSNP, and Expressive Description Logics [PDF]

open access: yesLogical Methods in Computer Science, 2019
We study rewritability of monadic disjunctive Datalog programs, (the complements of) MMSNP sentences, and ontology-mediated queries (OMQs) based on expressive description logics of the ALC family and on conjunctive queries.
Cristina Feier   +2 more
doaj   +1 more source

Real-Time Decision-Making Systems: Approaches to Construction [PDF]

open access: yesProblems of the Regional Energetics, 2022
The purpose of this work is the development of mathematical tools for formalizing decision-making problems in open expert real-time control systems. The goal was achieved by defining and formally describing all the elements of a formal system.
Zakharchenko I.   +6 more
doaj   +1 more source

Tailoring temporal description logics for reasoning over temporal conceptual models [PDF]

open access: yes, 2011
Temporal data models have been used to describe how data can evolve in the context of temporal databases. Both the Extended Entity-Relationship (EER) model and the Unified Modelling Language (UML) have been temporally extended to design temporal ...
Ryzhikov, Vladislav   +8 more
core   +1 more source

Locality and Applications to Subsumption Testing in EL and Some of its Extensions [PDF]

open access: yesScientific Annals of Computer Science, 2013
In this paper we show that subsumption problems in the description logics {{mathcal|EL}} and EL+ can be expressed as uniform word problems in classes of semilattices with monotone operators.
V. Sofronie-Stokkermans
doaj   +1 more source

Knowledge base as the element steering interface of a complex information system [PDF]

open access: yesComputer Methods in Materials Science, 2006
An idea of supporting a user facing a complex and functionally reach system under the assumption that his knowledge about it is incomplete and imprecise and can be expressed (and accumulated) by him using notions not agreed in meaning is presented in the
Grzegorz Dobrowolski, Edward Nawarecki
doaj   +1 more source

Using the Mathematical Apparatus of Cellular Automata to Solve the Problem of Monitoring Critical Infrastructure Objects by Unmanned Aerial Vehicles [PDF]

open access: yesProblems of the Regional Energetics, 2022
The purpose of this work is the development of mathematical tools for formalizing decision-making problems in open expert real-time control systems. The goal was achieved by defining and formally describing all the elements of a formal system.
Chistov V.   +6 more
doaj   +1 more source

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