Results 111 to 120 of about 2,909,225 (212)

Intuitionistic Fuzzy Possibilistic C Means Clustering Algorithms

open access: yesAdvances in Fuzzy Systems, 2015
Intuitionistic fuzzy sets (IFSs) provide mathematical framework based on fuzzy sets to describe vagueness in data. It finds interesting and promising applications in different domains. Here, we develop an intuitionistic fuzzy possibilistic C means (IFPCM)
Arindam Chaudhuri
doaj   +1 more source

Exploring the Structural Aspects of Interval-Valued Intuitionistic Neutrosophic Fuzzy Ẑ-Subalgebra [PDF]

open access: yesNeutrosophic Sets and Systems
The article develops an updated methodology of interval-valued intuitionistic neutrosophic sets (IVINS) based on Ẑ-algebra theoretical structures.
K. P. Shanmugapriya   +5 more
doaj   +1 more source

Correlation in Interval-Valued Atanassov’s Intuitionistic Fuzzy Sets — Conjugate and Negation Operators

open access: yes, 2017
This paper studies the conjugate functions related to main connectives of the Intervalvalued Atanassov’s Intuitionistic Fuzzy Logic. The relationships among automorphism classes are formalized by the ϕ-representability theorem, passing from ...
Benjamin Bedregal   +1 more
core   +1 more source

Convexity for Interval Valued Neutrosophic Setsand its Application in Decision Making [PDF]

open access: yesNeutrosophic Sets and Systems
The notion ‘Convexity’ is applied in various areas of mathematics particularly in optimization techniques. It is known that this concept is applied in fuzzy sets, which is studied by many authors.
Suthi Keerthana Kumar   +4 more
doaj   +1 more source

Correlation of intuitionistic fuzzy sets by centroid method

open access: yes, 2009
In this paper, we propose a method to calculate the correlation coefficient of intuitionistic fuzzy sets by means of “centroid”. This value obtained from our formula tell us not only the strength of relationship between the intuitionistic fuzzy sets, but
Hung, Wen-liang; 吳忠武; Wu, Jong-wuu
core   +1 more source

Geometrical Interpretations of Interval-Valued Intuitionistic Fuzzy Sets: Reconsiderations and New Results

open access: yesMathematics
Intuitionistic fuzzy sets (IFSs), proposed in 1983, are one of the most viable and widely explored extensions of Zadeh’s fuzzy sets. In the decade following their introduction, they were extended to interval-valued IFSs (IVIFSs), temporal IFSs, IFSs of ...
Krassimir Atanassov   +2 more
doaj   +1 more source

An Interval-Valued Intuitionistic Fuzzy TOPSIS Method Based on an Improved Score Function

open access: yesThe Scientific World Journal, 2013
This paper proposes an improved score function for the effective ranking order of interval-valued intuitionistic fuzzy sets (IVIFSs) and an interval-valued intuitionistic fuzzy TOPSIS method based on the score function to solve multicriteria decision ...
Zhi-yong Bai
doaj   +1 more source

An Adjustable Approach to Interval-Valued Intuitionistic Fuzzy Soft Sets Based Decision Making [PDF]

open access: yes, 2011
Research on soft set based decision making has received much attention in recent years. Feng et al. presented an adjustable approach to fuzzy soft sets based decision making by using level soft set, and subsequently extended the approach to interval ...
Jasni, Mohamad Zain, Herawan, Tutut
core   +2 more sources

Relating intuitionistic fuzzy sets and interval-valued fuzzy sets through bilattices

open access: yes, 2004
In this paper, we show that bilattices are robust mathematical structures that provide a natural accommodation to, and bridge between, intuitionistic fuzzy sets and interval-valued fuzzy sets.
Kerre, Etienne   +3 more
core  

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