Results 31 to 40 of about 43,437 (249)

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

A comparative study on interval arithmetic operations with intuitionistic fuzzy numbers for solving an intuitionistic fuzzy multi–objective linear programming problem

open access: yesInternational Journal of Applied Mathematics and Computer Science, 2017
In a real world situation, whenever ambiguity exists in the modeling of intuitionistic fuzzy numbers (IFNs), interval valued intuitionistic fuzzy numbers (IVIFNs) are often used in order to represent a range of IFNs unstable from the most pessimistic ...
Vidhya Rajendran   +1 more
doaj   +1 more source

An efficient computational approach for solving type-2 intuitionistic fuzzy numbers based Transportation Problems

open access: yesInternational Journal of Computational Intelligence Systems, 2016
This paper is concerned with the solution procedure of a Transportation Problem in which costs are triangular intuitionistic fuzzy numbers (TIFN) and availabilities and demands are taken as exact numerical values.
Ali Ebrahimnejad, Jose Luis Verdegay
doaj   +1 more source

Intuitionistic fuzzy monotonic DOWA operators

open access: yesAIMS Mathematics, 2023
A new measure for intuitionistic fuzzy numbers (IFNs) is proposed to reflect the magnitude of IFNs, and a novel ranking approach for IFNs is presented based on this measure.
Zhichun Xie   +6 more
doaj   +1 more source

Development of intuitionistic fuzzy cost efficiency model in data envelopment analysis [PDF]

open access: yesNotes on IFS, 2023
Data envelopment analysis (DEA) is a non-parametric linear programming (LP) based technique to measure the relative efficiencies of decision-making units (DMUs).
Anjali Sonkariya, Shiv Prasad Yadav
doaj   +1 more source

Density aggregation operators based on the intuitionistic trapezoidal fuzzy numbers for multiple attribute decision making

open access: yesTechnological and Economic Development of Economy, 2014
With respect to the multiple attribute decision making problems in which the attribute values take the form of the intuitionistic trapezoidal fuzzy numbers, some methods based on density aggregation operators are proposed.
Peide Liu, Xiaocun Yu
doaj   +1 more source

Interval-valued intuitionistic fuzzy MADM method based on TOPSIS and grey correlation analysis

open access: yesMathematical Biosciences and Engineering, 2020
In this paper, we propose an interval-valued intuitionistic fuzzy Multi-Attribute Decision Making (MADM) method based on improved TOPSIS and Grey Correlation Analysis (GCA), in which the attribute values are interval-valued intuitionistic fuzzy numbers ...
Fankang Bu , Jun He, Haorun Li, Qiang Fu
doaj   +1 more source

Solving fuzzy critical path with octagonal intuitionistic fuzzy number [PDF]

open access: yesAIP Conference Proceedings, 2020
The concept of this paper represents finding fuzzy critical path using Octagonal Intuitionistic fuzzy number. New algebraic arithmetic of Octagonal Intuitionistic fuzzy numbers is discussed. A new method is proposed to find the fuzzy critical path with the activity time of Octagonal Intuitionistic Fuzzy number. A suitable numerical example is discussed
N. Rameshan, D. Stephen Dinagar
openaire   +1 more source

Preference Attitude-Based Method for Ranking Intuitionistic Fuzzy Numbers and Its Application in Renewable Energy Selection

open access: yesComplexity, 2018
Many applications of intuitionistic fuzzy sets depend on ranking or comparing intuitionistic fuzzy numbers. This paper presents a novel ranking method for intuitionistic fuzzy numbers based on the preference attitudinal accuracy and score functions.
Jian Lin   +3 more
doaj   +1 more source

Models for Multiple Attribute Decision Making With Fuzzy Number Intuitionistic Fuzzy Hamy Mean Operators and Their Application

open access: yesIEEE Access, 2020
In this paper, we expand the Hamy mean (HM) operator and weighted Hamy mean (WHM) with fuzzy number intuitionistic fuzzy numbers (FNIFNs) to propose fuzzy number intuitionistic fuzzy Hamy mean (FNIFHM) operator and fuzzy number intuitionistic fuzzy ...
Zheng Liang
doaj   +1 more source

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