Results 71 to 80 of about 2,839 (217)

Numerical solution of an intuitionistic fuzzy parabolic partial differential equation using an explicit cubic spline method [PDF]

open access: yesNotes on IFS
This paper presents a numerical approach for solving intuitionistic fuzzy parabolic partial differential equations (IFPPDEs) using the explicit cubic spline method. Intuitionistic fuzzy systems, which extend classical fuzzy sets by incorporating a degree
Deepak Kumar Sah, Sreenivasulu Ballem
doaj   +1 more source

Neutrality and Many-Valued Logics [PDF]

open access: yes, 2007
In this book, we consider various many-valued logics: standard, linear, hyperbolic, parabolic, non-Archimedean, p-adic, interval, neutrosophic, etc. We survey also results which show the tree different proof-theoretic frameworks for many-valued logics, e.
Schumann, Andrew, Smarandache, Florentin
core   +2 more sources

A Hybrid Fuzzy Multicriteria Decision‐Making Approach for Fighter Aircraft Selection: Application to the Algerian Air Force

open access: yesInternational Journal of Aerospace Engineering, Volume 2025, Issue 1, 2025.
The selection of a fourth‐generation fighter aircraft for the Algerian Air Force is a complex multicriteria decision‐making (MCDM) process, marked by ambiguity and subjectivity. In the face of such challenges, the hybrid framework has applied the fuzzy analytic hierarchy process (fuzzy AHP), Shannon entropy, and fuzzy technique for order of preference ...
Abdelghafour Kaanit   +3 more
wiley   +1 more source

A Basic Probability Assignment Generation Method Based on Normal Cloud Similarity and Its Application in Evidence Combination

open access: yesInternational Journal of Intelligent Systems, Volume 2025, Issue 1, 2025.
The effective utilization of Dempster–Shafer (D‐S) evidence theory depends on the accurate establishment of the basic probability assignment (BPA). How to generate more effective BPA for different situations is always an open and hot topic. In this study, we present an approach for obtaining BPA based on the normal cloud model called combined fuzzy ...
Nuo Cheng, Xin Wang, Said El Kafhali
wiley   +1 more source

On q`‐Rung Orthopair Neutrosophic Metric Spaces and Topological Properties

open access: yesJournal of Applied Mathematics, Volume 2025, Issue 1, 2025.
In this paper, we introduce the novel structure of the q`‐rung orthopair neutrosophic metric space (q`‐RˇONM∧S), which unifies and extends the frameworks of q`‐rung orthopair fuzzy sets and neutrosophic metric spaces. The proposed model incorporates membership, nonmembership, and indeterminacy degrees within a q`‐rung orthopair framework, thereby ...
N. Muthulakshmi   +4 more
wiley   +1 more source

Advanced Mathematical Modeling of Woolen Knitting Dynamics Using Laplace Transform and Fourth‐Order Runge–Kutta Method

open access: yesJournal of Mathematics, Volume 2025, Issue 1, 2025.
The knitting of wool is a complicated textile process that is driven by nonlinear interactions of yarn tension, loop creation, and needle dynamics. These interactions have a considerable impact on the quality of the fabric as well as the efficiency with which it is produced.
Suresh Kumar Sahani   +3 more
wiley   +1 more source

A comparison between two types of Fuzzy TOPSIS method [PDF]

open access: yes, 2015
Multi Criteria Decision Making methods have been developed to solve complex real-world decision problems. The Technique for Order Preference by Similarity to Ideal Solution (TOPSIS) is currently one of the most popular methods and has been shown to ...
Garibaldi, Jonathan M.   +2 more
core   +2 more sources

On Globular T‐Spherical Fuzzy Sets With Weighted Aggregation Operators and Application to Multicriteria Group Decision‐Making

open access: yesJournal of Mathematics, Volume 2025, Issue 1, 2025.
In this paper, we give the concept of novel globular T‐spherical fuzzy sets (G‐TSFSs) as an innovative extension of TSFSs and circular spherical fuzzy sets (C‐SFSs). G‐TSFSs represent membership, indeterminacy, and nonmembership degrees using a globular/sphere bound that can offer a more accurate portrayal of vague, ambiguous, and imprecise information.
Miin-Shen Yang   +3 more
wiley   +1 more source

A TODIM-based multi-criteria group decision making with triangular intuitionistic fuzzy numbers

open access: yesApplied Soft Computing, 2017
TODIM (an acronym in Portuguese of interactive and multicriteria decision making), which can capture the decision-makers’ (DMs) psychological behavior, is a recently developed multiple criteria decision making (MCDM) method. The classical TODIM method is introduced to handle information in the form of crisp numbers, but it has no capability to deal ...
Quande Qin   +4 more
openaire   +4 more sources

On extending generalized Bonferroni means to Atanassov orthopairs in decision making contexts

open access: yes, 2013
Extensions of aggregation functions to Atanassov orthopairs (often referred to as intuitionistic fuzzy sets or AIFS) usually involve replacing the standard arithmetic operations with those defined for the membership and non-membership orthopairs.
Beliakov, Gleb, James, Simon
core   +1 more source

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