Representations of a Comparison Measure between Two Fuzzy Sets

This paper analyzes the representation behaviors of a comparison measure between two compared fuzzy sets. Three types of restrictions on two fuzzy sets are considered in this paper: two disjoint union fuzzy sets, two disjoint fuzzy sets and two general fuzzy sets. Differences exist among the numbers...

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Main Authors: Juin-Han Chen, Hui-Chin Tang
Format: Article
Language:English
Published: MDPI AG 2020-12-01
Series:Symmetry
Subjects:
Online Access:https://www.mdpi.com/2073-8994/12/12/2008
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author Juin-Han Chen
Hui-Chin Tang
author_facet Juin-Han Chen
Hui-Chin Tang
author_sort Juin-Han Chen
collection DOAJ
description This paper analyzes the representation behaviors of a comparison measure between two compared fuzzy sets. Three types of restrictions on two fuzzy sets are considered in this paper: two disjoint union fuzzy sets, two disjoint fuzzy sets and two general fuzzy sets. Differences exist among the numbers of possible representations of a comparison measure for the three types of fuzzy sets restrictions. The value of comparison measure is constant for two disjoint union fuzzy sets. There are 49 candidate representations of a comparison measure for two disjoint fuzzy sets, of which 13 candidate representations with one or two terms are obtained. For each candidate representation, a variant of the general axiomatic definition for a comparison measure is presented. Choosing the right candidate representation for a given application, we can easily and efficiently calculate and compare a comparison measure.
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spelling doaj.art-9d9be5cec2d444cb9ca972187351bb912023-11-20T23:35:59ZengMDPI AGSymmetry2073-89942020-12-011212200810.3390/sym12122008Representations of a Comparison Measure between Two Fuzzy SetsJuin-Han Chen0Hui-Chin Tang1Department of Industrial Engineering and Management, Cheng Shiu University, Kaohsiung 83347, TaiwanDepartment of Industrial Engineering and Management, National Kaohsiung University of Science and Technology, Kaohsiung 80778, TaiwanThis paper analyzes the representation behaviors of a comparison measure between two compared fuzzy sets. Three types of restrictions on two fuzzy sets are considered in this paper: two disjoint union fuzzy sets, two disjoint fuzzy sets and two general fuzzy sets. Differences exist among the numbers of possible representations of a comparison measure for the three types of fuzzy sets restrictions. The value of comparison measure is constant for two disjoint union fuzzy sets. There are 49 candidate representations of a comparison measure for two disjoint fuzzy sets, of which 13 candidate representations with one or two terms are obtained. For each candidate representation, a variant of the general axiomatic definition for a comparison measure is presented. Choosing the right candidate representation for a given application, we can easily and efficiently calculate and compare a comparison measure.https://www.mdpi.com/2073-8994/12/12/2008fuzzy setcomparison measurerepresentationdisjoint
spellingShingle Juin-Han Chen
Hui-Chin Tang
Representations of a Comparison Measure between Two Fuzzy Sets
Symmetry
fuzzy set
comparison measure
representation
disjoint
title Representations of a Comparison Measure between Two Fuzzy Sets
title_full Representations of a Comparison Measure between Two Fuzzy Sets
title_fullStr Representations of a Comparison Measure between Two Fuzzy Sets
title_full_unstemmed Representations of a Comparison Measure between Two Fuzzy Sets
title_short Representations of a Comparison Measure between Two Fuzzy Sets
title_sort representations of a comparison measure between two fuzzy sets
topic fuzzy set
comparison measure
representation
disjoint
url https://www.mdpi.com/2073-8994/12/12/2008
work_keys_str_mv AT juinhanchen representationsofacomparisonmeasurebetweentwofuzzysets
AT huichintang representationsofacomparisonmeasurebetweentwofuzzysets