Results 31 to 40 of about 3,582,243 (248)

Type-2 Fuzzy Hypergraphs Using Type-2 Fuzzy Sets

open access: yesJournal of Advanced Computational Intelligence and Intelligent Informatics, 2000
Hypergraphs have been applied to analyze system architecture and to represent system partitions. The concept of ordinary hypergraphs was extended to fuzzy and interval-valued fuzzy hypergraphs. In this paper, we extend fuzzy hypergraphs to type-2 fuzzy hypergraphs.
Seihwan Park, Hyung Lee-Kwang
openaire   +1 more source

Generalizing type-2 fuzzy ontologies and type-2 fuzzy description logics

open access: yesInternational Journal of Approximate Reasoning, 2017
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Bobillo F, Straccia U
openaire   +4 more sources

A Shadowed Type-2 Fuzzy Approach for Crossover Parameter Adaptation in Differential Evolution

open access: yesAlgorithms, 2023
The shadowed type-2 fuzzy systems are used more frequently today as they provide an alternative to classical fuzzy logic. The primary purpose of fuzzy logic is to simulate reasoning in a computer.
Patricia Ochoa   +3 more
doaj   +1 more source

Development of a multi-period multi-attribute group decision-making method using type- 2 fuzzy set of linguistic variables [PDF]

open access: yesInternational Journal of Research in Industrial Engineering, 2021
Recently, fuzzy linguistic variables have gained a great deal of attention from researchers in many decision-making problems. In this problems, type-2 fuzzy sets have been used to better cover linguistic data uncertainty.
Ali Dehghani Filabadi   +1 more
doaj   +1 more source

Decision-Making Approach with Fuzzy Type-2 Soft Graphs

open access: yesJournal of Mathematics, 2020
Molodtsov’s theory of soft sets is free from the parameterizations insufficiency of fuzzy set theory. Type-2 soft set as an extension of a soft set has an essential mathematical structure to deal with parametrizations and their primary relationship ...
Sundas Shahzadi   +2 more
doaj   +1 more source

A Fractional Order General Type-2 Fuzzy PID Controller Design Algorithm

open access: yesIEEE Access, 2020
Fractional order PID controller was received attentions in control problems for it had 2 freedom adjustable parameters. Practices had proved that better results could be obtained by introduction of fractional order PID in control problems.
Jian Zhong Shi
doaj   +1 more source

Interval type-2 fuzzy decision making [PDF]

open access: yesInternational Journal of Approximate Reasoning, 2017
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Thomas Runkler   +2 more
openaire   +2 more sources

Type-2 Fuzzy Sets and Bichains [PDF]

open access: yes2010 Annual Meeting of the North American Fuzzy Information Processing Society, 2010
This paper is a continuation of the study of the variety generated by the truth value algebra of type-2 fuzzy sets. That variety and some of its reducts were shown to be generated by finite algebras, and in particular to be locally finite. A basic question remaining is whether or not these algebras have finite equational bases, and that is our ...
John Harding   +2 more
openaire   +1 more source

Join and Meet Operations for Type-2 Fuzzy Sets With Nonconvex Secondary Memberships [PDF]

open access: yes, 2015
In this paper, we will present two theorems for the join and meet operations for general type-2 fuzzy sets with arbitrary secondary memberships, which can be nonconvex and/or nonnormal type-1 fuzzy sets.
Bustince, H   +4 more
core   +2 more sources

A Deep Convolutional Neural Network With Fuzzy Rough Sets for FER

open access: yesIEEE Access, 2020
Existing facial emotion recognition methods do not have high accuracy and are not sufficient practical in real-time applications. We introduce type 2 fuzzy rough sets to develop a Type 2 Fuzzy Rough Convolutional Neural Network, as type 2 fuzzy rough ...
Xiangjian Chen   +3 more
doaj   +1 more source

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