2020
DOI: 10.1109/access.2020.2997131
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Similarity Measures of T-Spherical Fuzzy Sets Based on the Cosine Function and Their Applications in Pattern Recognition

Abstract: In this manuscript, nine similarity measures of T-spherical fuzzy set (TSFS) considering the membership degree, the hesitancy degree, the non-membership degree and the refusal degree are developed according to the cosine function. Besides, the generalizations of existing similarity measures are the similarity measures of TSFS proposed in this paper, which indicates the breadth and novelty of the proposed similarity measures. More importantly, the nine similarity measures of TSFSs are applied to pattern recogni… Show more

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Cited by 29 publications
(12 citation statements)
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“…From the fourth column of Table 4, the sample B 1 should have belonged to the pattern P 3 and in the sixth column of Table 4, the sample B 2 should have belonged to the pattern P 2 . The results derived by the similarity measure proposed by Zhang et al [4] are the same as decided by Chu et al [44], Julian et al [17], Tung et al [21], Li and Wan [43], Yusoff et al [45], Zeng [46], Dutta [47], Rafiq et al [48], Khan et al [49], Muthuraj et al [50], and Wu et al [51]. Our fourth example illustrates that the similarity measure proposed by Zhang et al [4] can be applied for a practical application of fault diagnosis of turbine generators.…”
Section: Examplesupporting
confidence: 61%
See 1 more Smart Citation
“…From the fourth column of Table 4, the sample B 1 should have belonged to the pattern P 3 and in the sixth column of Table 4, the sample B 2 should have belonged to the pattern P 2 . The results derived by the similarity measure proposed by Zhang et al [4] are the same as decided by Chu et al [44], Julian et al [17], Tung et al [21], Li and Wan [43], Yusoff et al [45], Zeng [46], Dutta [47], Rafiq et al [48], Khan et al [49], Muthuraj et al [50], and Wu et al [51]. Our fourth example illustrates that the similarity measure proposed by Zhang et al [4] can be applied for a practical application of fault diagnosis of turbine generators.…”
Section: Examplesupporting
confidence: 61%
“…: y ∈ Y , two T-spherical fuzzy sets, where s A (y), i A (y), d A (y) and r A (y) : X → [0, 1] are the membership, hesitancy, non-membership, and refusal degree, Wu et al [51] assumed two cosine similarity measures, TSFCS 1 (A, B) and TSFCS 2 (A, B), in the following:…”
Section: Examplementioning
confidence: 99%
“…In the future, we will adjust the hypothesis of complex q-rung orthopair fuzzy sets [40], complex spherical fuzzy sets [41], complex T-spherical fuzzy sets [42], linear Diophantine fuzzy sets [43], Pythagorean m-polar fuzzy sets [44], and T-spherical fuzzy sets [45][46][47][48][49][50] to advance the excellence of the created works.…”
Section: Discussionmentioning
confidence: 99%
“…In this section, we make comparisons of the results using the proposed SM for TSFSs with the results using the SM for TSFSs proposed by Ullah et al [26] and Wu et al [33]. Table 3 summarizes the findings.…”
Section: Comparative Studymentioning
confidence: 98%