Results 11 to 20 of about 38,295 (192)

Interval-valued Level Cut Sets of Fuzzy Set [PDF]

open access: yesFuzzy Information and Engineering, 2011
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Yuan, Xue-Hai   +2 more
openaire   +1 more source

Interval-Valued H-Fuzzy Sets [PDF]

open access: yesInternational Journal of Fuzzy Logic and Intelligent Systems, 2010
We introduce the category IVSet(H) of interval-valued H-fuzzy sets and show that IVSet(H) satisfies all the conditions of a topological universe except the terminal separator property. And we study some relations among IVSet(H), ISet(H) and Set(H).
Keon-Chang Lee, Jeong-Gon Lee, Kul Hur
openaire   +1 more source

Certain Structure of Lagrange’s Theorem with the Application of Interval-Valued Intuitionistic Fuzzy Subgroups

open access: yesJournal of Function Spaces, 2022
This paper presents the concept of an interval-valued intuitionistic fuzzy subgroup defined on interval-valued intuitionistic fuzzy sets. We study some of the fundamental algebraic properties of interval-valued intuitionistic fuzzy cosets and interval ...
Doha A. Kattan, Maria Amin, Abdul Bariq
doaj   +1 more source

Distance-Based Knowledge Measure and Entropy for Interval-Valued Intuitionistic Fuzzy Sets

open access: yesMathematics, 2023
The knowledge measure or uncertainty measure for constructing interval-valued intuitionistic fuzzy sets has attracted much attention. However, many uncertainty measures are measured by the entropy of interval-valued intuitionistic fuzzy sets, which ...
Chunfeng Suo, Xuanchen Li, Yongming Li
doaj   +1 more source

Strong Interval – Valued Pythagorean Fuzzy Soft Graphs

open access: yesRatio Mathematica, 2023
A Strong interval – valued Pythagorean fuzzy soft sets (SIVPFSS) an extending the theory of Interval-valued Pythagorean fuzzy soft set (IVPFSS). Then we Propose Strong interval valued Pythagorean fuzzy soft graphs (SIVPFSGs).
Mohammed Jabarulla Mohamed   +1 more
doaj   +1 more source

Interval-Valued Intuitionistic Fuzzy Subalgebras/Ideals of Hilbert Algebras

open access: yesInternational Journal of Analysis and Applications, 2022
In this paper, the concept of interval-valued intuitionistic fuzzy sets to subalgebras and ideals of Hilbert algebras is introduced. The inverse image of interval-valued intuitionistic fuzzy subalgebras and interval-valued intuitionistic fuzzy ideals of ...
Aiyared Iampan   +3 more
doaj   +1 more source

On Interval-Valued Hesitant Fuzzy Soft Sets [PDF]

open access: yesMathematical Problems in Engineering, 2015
By combining the interval-valued hesitant fuzzy set and soft set models, the purpose of this paper is to introduce the concept of interval-valued hesitant fuzzy soft sets. Further, some operations on the interval-valued hesitant fuzzy soft sets are investigated, such as complement, “AND,” “OR,” ring sum, and ring product operations.
Haidong Zhang   +2 more
openaire   +2 more sources

The Relationship between Fuzzy Reasoning Methods Based on Intuitionistic Fuzzy Sets and Interval-Valued Fuzzy Sets

open access: yesAxioms, 2022
Two important basic inference models of fuzzy reasoning are Fuzzy Modus Ponens (FMP) and Fuzzy Modus Tollens (FMT). In order to solve FMP and FMT problems, the full implication triple I algorithm, the reverse triple I algorithm and the Subsethood ...
Minxia Luo, Wenling Li, Hongyan Shi
doaj   +1 more source

REPRESENTABILITY IN INTERVAL-VALUED FUZZY SET THEORY [PDF]

open access: yesInternational Journal of Uncertainty, Fuzziness and Knowledge-Based Systems, 2007
Interval-valued fuzzy set theory is an increasingly popular extension of fuzzy set theory where traditional [0,1]-valued membership degrees are replaced by intervals in [0,1] that approximate the (unknown) membership degrees. To construct suitable graded logical connectives in this extended setting, it is both natural and appropriate to "reuse ...
Deschrijver, Glad, Cornelis, Chris
openaire   +1 more source

The α-interval valued fuzzy sets defined on α-interval valued set

open access: yesThermal Science, 2022
In this study, ?-interval valued set is defined whose elements are closed sub-intervals including ? of unit interval that is I = [0, 1]. With different order relation on this set, the properties of ?-interval valued set are examined. By the help of this order relation, it is shown that ?-interval valued set is complete lattice.
Gokhan Cuvalcioglu   +2 more
openaire   +1 more source

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