Results 51 to 60 of about 3,794 (164)

Fuzzy Description Logic Programs [PDF]

open access: yes, 2008
Description Logic Programs (DLPs), which combine the expressive power of classical description logics and logic programs, are emerging as an important ontology description language paradigm. In this work, we present fuzzy DLPs, which extend DLPs by allowing the representation of vague/imprecise information.
openaire   +5 more sources

Reasoning with inconsistent possibilistic description logics ontologies with disjunctive assertions

open access: yesJournal of Computer Science and Technology, 2015
We present a preliminary framework for reasoning with possibilistic description logics ontologies with disjunctive assertions (PoDLoDA ontologies for short).
Sergio Alejandro Gómez
doaj  

SEMANTIC IMAGE ANALYSIS USING A SYMBOLIC NEURAL ARCHITECTURE

open access: yesImage Analysis and Stereology, 2010
Image segmentation and classification are basic operations in image analysis and multimedia search which have gained great attention over the last few years due to the large increase of digital multimedia content. A recent trend in image analysis aims at
Ilianna Kollia   +3 more
doaj   +1 more source

On two-variable guarded fragment logic with expressive local Presburger constraints [PDF]

open access: yesLogical Methods in Computer Science
We consider the extension of the two-variable guarded fragment logic with local Presburger quantifiers. These are quantifiers that can express properties such as "the number of incoming blue edges plus twice the number of outgoing red edges is at ...
Chia-Hsuan Lu, Tony Tan
doaj   +1 more source

Managing Uncertainty and Vagueness in Description Logics, Logic Programs and Description Logic Programs [PDF]

open access: yes, 2008
Managing uncertainty and/or vagueness is starting to play an important role in Semantic Web representation languages. Our aim is to overview basic concepts on representing uncertain and vague knowledge in current Semantic Web ontology and rule languages (and their combination).
openaire   +4 more sources

A Proof Calculus for Automated Deduction in Propositional Product Logic

open access: yesMathematics
Propositional product logic belongs to the basic fuzzy logics with continuous t-norms using the product t-norm (defined as the ordinary product of real numbers) on the unit interval [0,1].
Dušan Guller
doaj   +1 more source

Logical Semantics and Norms: A Kantian Perspective

open access: yesPhenomenology and Mind, 2017
It’s widely accepted that normativity is not subject to truth values. The underlying reasoning is that truth values can only be predicated of descriptive statements; normative statements are prescriptive, not descriptive; thus truth value predicates ...
Sérgio Mascarenhas
doaj   +1 more source

A Formal Design Method

open access: yesActa Polytechnica, 2000
In the first part of this article, there are described two ways out of the design process theory: metamodel as a basic principle of a design process description and non-standard logics as a feasible formal background of the design theory.
S. Hostomský, I. Jelínek
doaj  

Expressive probabilistic description logics

open access: yesArtificial Intelligence, 2008
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
openaire   +2 more sources

Un discours mis en image : Paris à travers les Guides Joanne - Guides bleus (1863 à 2010). Une approche exploratoire et diachronique de l’espace touristique

open access: yesMondes du Tourisme, 2012
The aim of this article is to identify spatial logics of a major touristic destination: Paris. Between 1863 and 2010, thanks to the analyze of travel guides (Guides Joanne-Guides bleus), it is possible to capture the spatial dynamics, the density of the ...
Laurie Lepan, Philippe Duhamel
doaj   +1 more source

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