Results 31 to 40 of about 514,391 (335)

A New Fuzzy Ontology Development Methodology (FODM) Proposal

open access: yesIEEE Access, 2016
There is an upsurge in applying fuzzy ontologies to represent vague information in the knowledge representation field. Current research in the fuzzy ontologies paradigm mainly focuses on developing formalism languages to represent fuzzy ontologies ...
Xin Li   +2 more
doaj   +1 more source

Forming Cognitive Maps of Ontologies Using Interactive Visualizations

open access: yesMultimodal Technologies and Interaction, 2021
Ontology datasets, which encode the expert-defined complex objects mapping the entities, relations, and structures of a domain ontology, are increasingly being integrated into the performance of challenging knowledge-based tasks.
Jonathan Demelo, Kamran Sedig
doaj   +1 more source

Graph-based decision making for varying complexity multicriteria problems [PDF]

open access: yesComputer Science Journal of Moldova, 2022
In the modern world in various spheres of activity, the number of problems that need multi-criteria decision-making (MCDM) is constantly increasing. Researchers and experts offer a number of approaches to MCDM process in such tasks; in particular, most ...
Oleksandr Nesterenko   +3 more
doaj   +1 more source

On the succinctness of query rewriting over shallow ontologies [PDF]

open access: yes, 2014
We investigate the succinctness problem for conjunctive query rewritings over OWL2QL ontologies of depth 1 and 2 by means of hypergraph programs computing Boolean functions. Both positive and negative results are obtained.
Abiteboul S.   +17 more
core   +2 more sources

Bottom-up construction of ontologies [PDF]

open access: yes, 1998
Presents a particular way of building ontologies that proceeds in a bottom-up fashion. Concepts are defined in a way that mirrors the way their instances are composed out of smaller objects.
Mars, N.J.I., Vet, P.E. van der
core   +3 more sources

Formal Ontologies and Uncertainty. In Geographical Knowledge

open access: yesTeMA: Journal of Land Use, Mobility and Environment, 2014
Formal ontologies have proved to be a very useful tool to manage interoperability among data, systems and knowledge. In this paper we will show how formal ontologies can evolve from a crisp, deterministic framework (ontologies of hard knowledge) to new ...
Matteo Caglioni, Giovanni Fusco
doaj   +1 more source

An Ontological Approach to Representing the Product Life Cycle [PDF]

open access: yes, 2019
The ability to access and share data is key to optimizing and streamlining any industrial production process. Unfortunately, the manufacturing industry is stymied by a lack of interoperability among the systems by which data are produced and managed, and
Ali, Munira Mohd   +7 more
core   +1 more source

Ontology, Ontologies, and Science [PDF]

open access: yesTopoi, 2011
Philosophers frequently struggle with the relation of metaphysics to the everyday world, with its practical value, and with its relation to empirical science. This paper distinguishes several different models of the relation between philosophical ontology and applied (scientific) ontology that have been advanced in the history of philosophy.
openaire   +2 more sources

Ontologies as the most complex knowledge organization systems

open access: yesRevista Română de Biblioteconomie și Știința Informării, 2021
This article is intended to clarify, for those who are not familiar yet with them, the commonalities and specificities of knowledge organization systems (KOS) on the one hand and ontologies on the other, considering their common structural model and ...
VIctoria Frâncu
doaj   +1 more source

Ontological positions

open access: yes, 2023
The aim of this foundational chapter is to explore some of the main ways that ontology – that is, the study of being – is relevant to translation. It begins by considering the importance of the broad questions of being and the peculiar difficulty of reflecting on them directly.
Blumczynski, P, Sadler, N
openaire   +3 more sources

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