Results 21 to 30 of about 5,443 (203)

Implication functions in interval-valued fuzzy set theory [PDF]

open access: yes, 2013
Interval-valued fuzzy set theory is an extension of fuzzy set theory in which the real, but unknown, membership degree is approximated by a closed interval of possible membership degrees.
Deschrijver, Glad
core   +1 more source

Interval-Valued Intuitionistic Fuzzy Soft Sets [PDF]

open access: yesJournal of Korean Institute of Intelligent Systems, 2008
We introduce the concept of interval-valued intuitionistic fuzzy soft sets, which is an extension of the interval-valued fuzzy soft set. We also introduce the concepts of operations for the interval-valued intuitionistic fuzzy soft sets and study basic some properties.
openaire   +1 more source

Power Aggregation Operators of Interval-Valued Atanassov-Intuitionistic Fuzzy Sets Based on Aczel–Alsina t-Norm and t-Conorm and Their Applications in Decision Making

open access: yesInternational Journal of Computational Intelligence Systems, 2023
Aczel–Alsina t-norm and t-conorm are important t-norm and t-conorm, and they are extended from algebraic t-norm and t-conorm. Obviously, Aczel–Alsina t-norm and t-conorm are more general than some existing t-norm and t-conorm.
Xinming Shi   +3 more
doaj   +1 more source

Evaluating strategies for implementing industry 4.0: a hybrid expert oriented approach of B.W.M. and interval valued intuitionistic fuzzy T.O.D.I.M. [PDF]

open access: yes, 2020
open access articleDeveloping and accepting industry 4.0 influences the industry structure and customer willingness. To a successful transition to industry 4.0, implementation strategies should be selected with a systematic and comprehensive view to ...
Alireza Arab   +4 more
core   +3 more sources

New Operations over Interval Valued Intuitionistic Hesitant Fuzzy Set [PDF]

open access: yesMathematics and Statistics, 2014
Hesitancy is the most common problem in decision making, for which hesitant fuzzy set can be considered as a useful tool allowing several possible degrees of membership of an element to a set. Recently, another suitable means were defined by Zhiming Zhang, called interval valued intuitionistic hesitant fuzzy sets, dealing with uncertainty and vagueness,
Broumi, Said, Smarandache, Florentin
openaire   +1 more source

Interval-Valued Fuzzy Parameterized Intuitionistic Fuzzy Soft Sets and Their Applications

open access: yesCumhuriyet Science Journal, 2019
In recent years, the fuzzy sets, interval-valued fuzzysets, intuitionistic fuzzy sets and soft sets, which offer differentperspectives for the structures containing the uncertainties, have attractedthe interest of many researchers.
Hüseyin Kamacı
doaj   +1 more source

Interval-Valued Intuitionistic Hesitant Fuzzy Aggregation Operators and Their Application in Group Decision-Making

open access: yesJournal of Applied Mathematics, 2013
Hesitant fuzzy sets, permitting the membership of an element to be a set of several possible values, can be used as an efficient mathematical tool for modelling people’s hesitancy in daily life. In this paper, we extend the hesitant fuzzy set to interval-
Zhiming Zhang
doaj   +1 more source

The interval-valued intuitionistic fuzzy geometric choquet aggregation operator based on the generalized banzhaf index and 2-additive measure

open access: yesTechnological and Economic Development of Economy, 2015
Based on the operational laws on interval-valued intuitionistic fuzzy sets, the generalized Banzhaf interval-valued intuitionistic fuzzy geometric Choquet (GBIVIFGC) operator is proposed, which is also an interval-valued intuitionistic fuzzy value. It is
Fanyong Meng, Qiang Zhang, Jiaquan Zhan
doaj   +1 more source

Interval-valued contractive fuzzy negations [PDF]

open access: yes, 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   +1 more source

Interval-Valued Intuitionistic Fuzzy Derivative and Differential Operations

open access: yesInternational Journal of Computational Intelligence Systems, 2016
The interval-valued intuitionistic fuzzy set (IVIFS) generalizes Atanassov’s intuitionistic fuzzy set (A-IFS) with the membership and non-membership degrees being intervals instead of real numbers, so it can contain more information.
Hua Zhao, Zeshui Xu, Zeqing Yao
doaj   +1 more source

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