Results 81 to 90 of about 5,443 (203)

Novel Aggregation Operations of Q‐Neutrosophic Hypersoft Sets and Their Applications in Sustainable Tourism Development and Cultural Preservation

open access: yesJournal of Mathematics, Volume 2026, Issue 1, 2026.
When making decisions using multiple criteria, known as “multicriteria decision‐making” (MCDM), it is essential to organize and address these challenges effectively. The Q‐Neutrosophic Hypersoft Set (Q‐NHSS) expands upon the Q‐Neutrosophic Soft Set (Q‐NSS) and integrates it with the Q‐Fuzzy set, a two‐dimensional information system.
Ayisha Saeed   +5 more
wiley   +1 more source

A New Method for Ranking Interval-valued Intuitionistic Trapezoidal Fuzzy Sets(IVITrFS)

open access: yesJournal of Applied Science and Engineering
An Interval-valued intuitionistic trapezoidal fuzzy set (IVITrFS) is a powerful tool for modelling uncertainty. The ranking of IVITrFS plays a vital role in fuzzy set theory to compare and analyze the given information.
S.N. Murty Kodukulla, V. Sireesha
doaj   +1 more source

An Interval‐Valued Fermatean Neutrosophic Framework for Sustainable Transportation Under Uncertainty

open access: yesJournal of Mathematics, Volume 2026, Issue 1, 2026.
Transportation planning is facing heightened complexity because the dynamic parameters influenced by globalization and unpredictable technological disruptions. Traditional models are not capable to handle interval‐based uncertainties related to supply, demand, and costs, especially as the scale of suppliers and customers expands.
Muhammad Kamran   +4 more
wiley   +1 more source

Quantified Propositional Gödel Logics [PDF]

open access: yes, 2000
It is shown that Gqp↑, the quantified propositional Gödel logic based on the truth-value set V↑ = {1 - 1/n : n≥1}∪{1}, is decidable. This result is obtained by reduction to Büchi's theory S1S.
Baaz, Matthias   +2 more
core   +2 more sources

Simplified Interval-Valued Intuitionistic Fuzzy Line Integrals and Their Application

open access: yesIEEE Access, 2019
In the past few years, the intuitionistic fuzzy calculus (IFC) has been proposed, which is based on some basic operational laws of intuitionistic fuzzy numbers (IFNs).
Zhenghai Ai, Xiaoqin Shu, Zeshui Xu
doaj   +1 more source

Linguistic Interval-Valued Intuitionistic Fuzzy Copula Heronian Mean Operators for Multiattribute Group Decision-Making

open access: yesJournal of Mathematics, 2020
As a generalization of the intuitionistic fuzzy number (IFN), the linguistic interval-valued intuitionistic fuzzy number (LIVIFN) is a flexible and superior tool to describe complex fuzzy uncertainty information.
Lei Xu, Yi Liu, Haobin Liu
doaj   +1 more source

Fuzzy Aggregation for Multi-Sensor Indoor Localization: Integrating Heterogeneous Data Sources

open access: yesIEEE Access
Indoor localization is a crucial technology for applications such as intelligent building management, security, navigation, etc. However, the presence of complexities and uncertainties in the sensor data invites multiple challenges while integrating the ...
Qingyu Ci
doaj   +1 more source

Prioritized Linguistic Interval-Valued Aggregation Operators and Their Applications in Group Decision-Making Problems

open access: yesMathematics, 2018
The linguistic interval-valued intuitionistic fuzzy (LIVIF) set is an efficient tool to represent data in the form of interval membership degrees in a qualitative rather than a quantitative manner.
Kamal Kumar, Harish Garg
doaj   +1 more source

Comparison of Interval-valued fuzzy sets, Intuitionistic fuzzy sets, and bipolar-valued fuzzy sets [PDF]

open access: yesJournal of Korean Institute of Intelligent Systems, 2004
There are several kinds of fuzzy set extensions in the fuzzy set theory. Among them, this paper is concerned with interval-valued fuzzy sets, intuitionistic fuzzy sets, and bipolar-valued fuzzy sets. In interval-valued fuzzy sets, membership degrees are represented by an interval value that reflects the uncertainty in assigning membership degrees.
openaire   +1 more source

Different Types of Entropy Measures for Type-2 Fuzzy Sets

open access: yesAxioms
In this work, we consider De Luca and Termini’s notion of non-probabilistic entropy, and we extend some entropy-like measures of the degree of fuzziness to type-2 fuzzy sets.
Luis Magdalena   +3 more
doaj   +1 more source

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