CHFS: Complex hesitant fuzzy sets‐their applications to decision making with different and innovative distance measures

Abstract The objective of the authors is to establish an innovative concept of the complex hesitant fuzzy set (CHFS), which is the combination of the hesitant fuzzy set and the complex fuzzy set to manage complex and awkward information in the real‐decision theory. The structure and the basic proper...

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Main Authors: Harish Garg, Tahir Mahmood, Ubaid ur Rehman, Zeeshan Ali
Format: Article
Language:English
Published: Wiley 2021-03-01
Series:CAAI Transactions on Intelligence Technology
Subjects:
Online Access:https://doi.org/10.1049/cit2.12016
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author Harish Garg
Tahir Mahmood
Ubaid ur Rehman
Zeeshan Ali
author_facet Harish Garg
Tahir Mahmood
Ubaid ur Rehman
Zeeshan Ali
author_sort Harish Garg
collection DOAJ
description Abstract The objective of the authors is to establish an innovative concept of the complex hesitant fuzzy set (CHFS), which is the combination of the hesitant fuzzy set and the complex fuzzy set to manage complex and awkward information in the real‐decision theory. The structure and the basic properties of the proposed set are studied in detail. Based on the internal structure of the set and to find the degree of the discrimination between the pairs of the CHFSs, the generalized distance measures and modified generalized distance measures are defined. Several properties and their relationship between them are derived in detail. Also, several cases of the proposed measures are exposed which reduce them to the existing studies. Furthermore, based on these proposed measures, a decision‐making approach is established under the uncertain environment and several numerical examples are given to examine the feasibility and validity of the explored measures. Finally, the credibility of the modified and parameterized distance measures based on CHFSs is verified by comparing them with some existing measures.
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spelling doaj.art-f5548a8e7f65423d907d50d8e2b5aaef2022-12-22T04:34:13ZengWileyCAAI Transactions on Intelligence Technology2468-23222021-03-01619312210.1049/cit2.12016CHFS: Complex hesitant fuzzy sets‐their applications to decision making with different and innovative distance measuresHarish Garg0Tahir Mahmood1Ubaid ur Rehman2Zeeshan Ali3School of Mathematics, Thapar Institute of Engineering and Technology Deemed University Patiala Punjab IndiaDepartment of Mathematics and Statistics International Islamic University Islamabad PakistanDepartment of Mathematics and Statistics International Islamic University Islamabad PakistanDepartment of Mathematics and Statistics International Islamic University Islamabad PakistanAbstract The objective of the authors is to establish an innovative concept of the complex hesitant fuzzy set (CHFS), which is the combination of the hesitant fuzzy set and the complex fuzzy set to manage complex and awkward information in the real‐decision theory. The structure and the basic properties of the proposed set are studied in detail. Based on the internal structure of the set and to find the degree of the discrimination between the pairs of the CHFSs, the generalized distance measures and modified generalized distance measures are defined. Several properties and their relationship between them are derived in detail. Also, several cases of the proposed measures are exposed which reduce them to the existing studies. Furthermore, based on these proposed measures, a decision‐making approach is established under the uncertain environment and several numerical examples are given to examine the feasibility and validity of the explored measures. Finally, the credibility of the modified and parameterized distance measures based on CHFSs is verified by comparing them with some existing measures.https://doi.org/10.1049/cit2.12016decision makingfuzzy set theory
spellingShingle Harish Garg
Tahir Mahmood
Ubaid ur Rehman
Zeeshan Ali
CHFS: Complex hesitant fuzzy sets‐their applications to decision making with different and innovative distance measures
CAAI Transactions on Intelligence Technology
decision making
fuzzy set theory
title CHFS: Complex hesitant fuzzy sets‐their applications to decision making with different and innovative distance measures
title_full CHFS: Complex hesitant fuzzy sets‐their applications to decision making with different and innovative distance measures
title_fullStr CHFS: Complex hesitant fuzzy sets‐their applications to decision making with different and innovative distance measures
title_full_unstemmed CHFS: Complex hesitant fuzzy sets‐their applications to decision making with different and innovative distance measures
title_short CHFS: Complex hesitant fuzzy sets‐their applications to decision making with different and innovative distance measures
title_sort chfs complex hesitant fuzzy sets their applications to decision making with different and innovative distance measures
topic decision making
fuzzy set theory
url https://doi.org/10.1049/cit2.12016
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