MCDM Problem Under Single-Valued Neutrosophic Numbers Based on a Novel Similarity Measure

<p>One of the challenges in MCDM with a neutrosophic environment is the lack of an efficient analysis tool to rank the alternatives. The effective ranking of alternatives in MCDM under a neutrosophic environment presents a significant challenge due to the absence of robust analytical tools. Br...

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Main Authors: Madineh Farnam, Majid Darehmiraki
Format: Article
Language:English
Published: Islamic Azad University, Bandar Abbas Branch 2025-06-01
Series:Transactions on Fuzzy Sets and Systems
Subjects:
Online Access:https://sanad.iau.ir/journal/tfss/Article/1184381
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author Madineh Farnam
Majid Darehmiraki
author_facet Madineh Farnam
Majid Darehmiraki
author_sort Madineh Farnam
collection DOAJ
description <p>One of the challenges in MCDM with a neutrosophic environment is the lack of an efficient analysis tool to rank the alternatives. The effective ranking of alternatives in MCDM under a neutrosophic environment presents a significant challenge due to the absence of robust analytical tools. Bridging this gap is essential for enhancing decision-making processes across various practical applications. Aggregative operators, ranking methods, distance measures, and similarity measures are among the most essential tools for sorting fuzzy data and their extensions, including Neutrosophic numbers. However, existing methods often exhibit significant shortcomings, such as contradictory results under certain conditions, and computational inefficiency. For example, Deli and Subas&rsquo;s approach and Ye&rsquo;s approach may yield contradicting results for specific instances of single-valued trapezoidal neutrosophic (SVTriN) numbers. The novel similarity measure proposed in this study introduces a new mathematical formulation that enhances the meaningfulness and conceptual soundness of the analysis by effectively capturing the intrinsic indeterminacy of neutrosophic numbers. Unlike existing methods, it provides consistent results across various scenarios, eliminating contradictory outcomes. This innovative approach deepens the understanding of relationships between alternatives, making it highly suitable for practical implementation in MCDM problems. On the other hand, very few papers have used the similarity measure to sort the alternatives in the MCDM problem under trapezoidal neutrosophic numbers. Thus, the main objective of this study is to introduce a novel similarity measure for sorting alternatives. For this purpose, we first highlight some shortcomings related to the existing ranking approach for neutrosophic numbers. After introducing the novel similarity measure, several critical properties of the suggested similarity measure between neutrosophic numbers are investigated. The proposed similarity measure offers a proper way to apply the TOPSIS method in the context of neutrosophic information. The efficiency and utility of the proposed similarity measure are illustrated by a comparative example.</p>
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spelling doaj-art-73f01e6e86fc4eca8cffbad6f1b3d0352025-08-20T02:10:20ZengIslamic Azad University, Bandar Abbas BranchTransactions on Fuzzy Sets and Systems2821-01312025-06-01424661MCDM Problem Under Single-Valued Neutrosophic Numbers Based on a Novel Similarity MeasureMadineh FarnamMajid Darehmiraki<p>One of the challenges in MCDM with a neutrosophic environment is the lack of an efficient analysis tool to rank the alternatives. The effective ranking of alternatives in MCDM under a neutrosophic environment presents a significant challenge due to the absence of robust analytical tools. Bridging this gap is essential for enhancing decision-making processes across various practical applications. Aggregative operators, ranking methods, distance measures, and similarity measures are among the most essential tools for sorting fuzzy data and their extensions, including Neutrosophic numbers. However, existing methods often exhibit significant shortcomings, such as contradictory results under certain conditions, and computational inefficiency. For example, Deli and Subas&rsquo;s approach and Ye&rsquo;s approach may yield contradicting results for specific instances of single-valued trapezoidal neutrosophic (SVTriN) numbers. The novel similarity measure proposed in this study introduces a new mathematical formulation that enhances the meaningfulness and conceptual soundness of the analysis by effectively capturing the intrinsic indeterminacy of neutrosophic numbers. Unlike existing methods, it provides consistent results across various scenarios, eliminating contradictory outcomes. This innovative approach deepens the understanding of relationships between alternatives, making it highly suitable for practical implementation in MCDM problems. On the other hand, very few papers have used the similarity measure to sort the alternatives in the MCDM problem under trapezoidal neutrosophic numbers. Thus, the main objective of this study is to introduce a novel similarity measure for sorting alternatives. For this purpose, we first highlight some shortcomings related to the existing ranking approach for neutrosophic numbers. After introducing the novel similarity measure, several critical properties of the suggested similarity measure between neutrosophic numbers are investigated. The proposed similarity measure offers a proper way to apply the TOPSIS method in the context of neutrosophic information. The efficiency and utility of the proposed similarity measure are illustrated by a comparative example.</p>https://sanad.iau.ir/journal/tfss/Article/1184381neutrosophic set single-valued neutrosophic number ranking methods similarity measure multi-criteria decision making.
spellingShingle Madineh Farnam
Majid Darehmiraki
MCDM Problem Under Single-Valued Neutrosophic Numbers Based on a Novel Similarity Measure
Transactions on Fuzzy Sets and Systems
neutrosophic set
single-valued neutrosophic number
ranking methods
similarity measure
multi-criteria decision making.
title MCDM Problem Under Single-Valued Neutrosophic Numbers Based on a Novel Similarity Measure
title_full MCDM Problem Under Single-Valued Neutrosophic Numbers Based on a Novel Similarity Measure
title_fullStr MCDM Problem Under Single-Valued Neutrosophic Numbers Based on a Novel Similarity Measure
title_full_unstemmed MCDM Problem Under Single-Valued Neutrosophic Numbers Based on a Novel Similarity Measure
title_short MCDM Problem Under Single-Valued Neutrosophic Numbers Based on a Novel Similarity Measure
title_sort mcdm problem under single valued neutrosophic numbers based on a novel similarity measure
topic neutrosophic set
single-valued neutrosophic number
ranking methods
similarity measure
multi-criteria decision making.
url https://sanad.iau.ir/journal/tfss/Article/1184381
work_keys_str_mv AT madinehfarnam mcdmproblemundersinglevaluedneutrosophicnumbersbasedonanovelsimilaritymeasure
AT majiddarehmiraki mcdmproblemundersinglevaluedneutrosophicnumbersbasedonanovelsimilaritymeasure