Results 1 to 10 of about 41,920 (287)

The Maximizing Deviation Method Based on Interval-Valued Pythagorean Fuzzy Weighted Aggregating Operator for Multiple Criteria Group Decision Analysis

open access: yesDiscrete Dynamics in Nature and Society, 2015
As a new extension of Pythagorean fuzzy set (also called Atanassov’s intuitionistic fuzzy set of second type), interval-valued Pythagorean fuzzy set which is parallel to Atanassov’s interval-valued intuitionistic fuzzy set has recently been developed to ...
Wei Liang, Xiaolu Zhang, Manfeng Liu
doaj   +1 more source

Lattice embeddings between types of fuzzy sets. Closed-valued fuzzy sets

open access: yes, 2017
In this paper we deal with the problem of extending Zadeh's operators on fuzzy sets (FSs) to interval-valued (IVFSs), set-valued (SVFSs) and type-2 (T2FSs) fuzzy sets.
Lobillo, F. J.   +3 more
core   +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

Classification of Ordered Semigroups in Terms of Generalized Interval-Valued Fuzzy Interior Ideals

open access: yesJournal of Intelligent Systems, 2016
Several applied fields dealing with decision-making process may not be successfully modeled by ordinary fuzzy sets. In such a situation, the interval-valued fuzzy set theory is more applicable than the fuzzy set theory.
Khan Hidayat Ullah   +3 more
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

Fuzzy stability analysis of regenerative chatter in milling [PDF]

open access: yes, 2010
During machining, unstable self-excited vibrations known as regenerative chatter can occur, causing excessive tool wear or failure, and a poor surface finish on the machined workpiece. Consequently it is desirable to predict, and hence avoid the onset of
Mann, B.P., Manson, G., Sims, N.D.
core   +1 more source

Probabilistic Interval-Valued Fermatean Hesitant Fuzzy Set and Its Application to Multi-Attribute Decision Making

open access: yesAxioms, 2023
It is difficult to describe the hesitation and uncertainty of experts by single-valued information, and the differences in the importance of attributes are often ignored during the decision-making process.
Chuanyang Ruan, Xiangjing Chen
doaj   +1 more source

Nearest interval-valued approximation of interval-valued fuzzy numbers [PDF]

open access: yes, 2016
In this paper, we proposed a new interval-valued approximation of interval-valued fuzzy numbers, which is the best one with respect to a certain measure of distance between interval-valued fuzzy numbers.
Ahmadian, Ali   +3 more
core  

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

An Approach for the Assessment of Multi-National Companies Using a Multi-Attribute Decision Making Process Based on Interval Valued Spherical Fuzzy Maclaurin Symmetric Mean Operators

open access: yesAxioms, 2022
Many fuzzy concepts have been researched and described with uncertain information. Collecting data under uncertain information is a difficult task, especially when there is a difference between the opinions of experts.
Ansa Ashraf   +5 more
doaj   +1 more source

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