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Interval-valued contractive fuzzy negations [PDF]

open access: yesInternational Conference on Fuzzy Systems, 2010
In this work we consider the concept of contractive interval-valued fuzzy negation, as a negation such that it does not increase the length or amplitude of an interval. We relate this to the concept of Lipschitz function. In particular, we prove that the
Bedregal, Benjamin   +4 more
core   +3 more sources

An Algorithm for Producing Fuzzy Negations via Conical Sections [PDF]

open access: yesAlgorithms, 2019
In this paper we introduced a new class of strong negations, which were generated via conical sections. This paper focuses on the fact that simple mathematical and computational processes generate new strong fuzzy negations, through purely geometrical ...
Georgios Souliotis, Basil Papadopoulos
doaj   +3 more sources

Quantum Structure of Negation and Conjunction in Human Thought [PDF]

open access: yesFrontiers in Psychology, 2015
We analyze in this paper the data collected in a set of experiments investigating how people combine natural concepts. We study the mutual influence of conceptual conjunction and negation by measuring the membership weights of a list of exemplars with ...
Diederik eAerts   +2 more
doaj   +5 more sources

Extending Fuzzy Linguistic Logic Programming with Negation

open access: yesMathematics, 2022
Fuzzy linguistic logic programming (FLLP) is a framework for representation and reasoning with linguistically expressed human knowledge. In this paper, we extend FLLP by allowing negative literals to appear in rule bodies, resulting in normal logic ...
Van Hung Le
doaj   +2 more sources

Sociopolitical context and COVID-19 fatality rates in OECD countries: a configurational approach [PDF]

open access: yesBMC Public Health
Background The effectiveness of crisis response can be influenced by various structural, cultural, and functional aspects within a social system. This study uses a configurational approach to identify combinations of sociopolitical conditions that lead ...
Toktam Paykani, Ioana-Elena Oana
doaj   +2 more sources

Identification of Gender Differences in Acute Myocardial Infarction Presentation and Management at Aga Khan University Hospital-Pakistan: Natural Language Processing Application in a Dataset of Patients With Cardiovascular Disease [PDF]

open access: yesJMIR Formative Research
BackgroundIschemic heart disease is a leading cause of death globally with a disproportionate burden in low- and middle-income countries (LMICs).
Christine Ngaruiya   +9 more
doaj   +2 more sources

A new intuitionistic fuzzy implication and the negation, conjunctions and disjunctions generated by it [PDF]

open access: yesNotes on IFS, 2023
A new – the 207-th – intuitionistic fuzzy implication is introduced over intuitionistic fuzzy sets. Over its basis, new intuitionistic fuzzy negation, conjunctions and disjunctions are constructed.
Lilija Atanassova
doaj   +1 more source

Study of temporal intuitionistic fuzzy metric space [PDF]

open access: yesJournal of Hyperstructures, 2023
In order to create a dynamic measure that describes distances between spatiotemporal points whose positions changeover time as well as between the data represented by these points,a temporal intuitionistic fuzzy metric space is created in this pa-per ...
Ram Milan Singh
doaj   +1 more source

On Neutrosophic Vague Binary BZMZ^dM Sub-algebra of BZMZ^dM-algebra in Neutrosophic Vague Binary Sets [PDF]

open access: yesNeutrosophic Sets and Systems, 2021
In Model theory, common algebraic structures found are Lattices and Boolean Algebras. In the broad field of research, various algebraic structures can be introduced for a set. BCK, BCI, BCH, BH etc. are some of them.
P. B. Remya, A. Francina Shalini
doaj   +1 more source

Research on intuitionistic fuzzy negations [PDF]

open access: yesNotes on Intuitionistic Fuzzy Sets, 2021
In the theories of intuitionistic fuzzy sets and intuitionistic fuzzy logics, there are 54 different negations. Here, we check the relationship between every two of them.
Nora Angelova, Krassimir Atanassov
openaire   +1 more source

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