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Softζ-Rough Set and Its Applications in Decision Making of Coronavirus 被引量:1
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作者 M.A.El Safty Samirah Al Zahrani +1 位作者 M.K.El-Bably M.El Sayed 《Computers, Materials & Continua》 SCIE EI 2022年第1期267-285,共19页
In this paper,we present a proposed method for generating a soft rough approximation as a modification and generalization of Zhaowen et al.approach.Comparisons were obtained between our approach and the previous study... In this paper,we present a proposed method for generating a soft rough approximation as a modification and generalization of Zhaowen et al.approach.Comparisons were obtained between our approach and the previous study and also.Eventually,an application on Coronavirus(COVID-19)has been presented,illustrated using our proposed concept,and some influencing results for symptoms of Coronavirus patients have been deduced.Moreover,following these concepts,we construct an algorithm and apply it to a decision-making problem to demonstrate the applicability of our proposed approach.Finally,a proposed approach that competes with others has been obtained,as well as realistic results for patients with Coronavirus.Moreover,we used MATLAB programming to obtain the results;these results are consistent with those of theWorld Health Organization and an accurate proposal competing with the method of Zhaowen et al.has been studied.Therefore,it is recommended that our proposed concept be used in future decision making. 展开更多
关键词 soft set soft rough set softζrough set COVID-19 intelligence discovery decision making
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On Soft Pre-Rough Approximation Space with Applications in Decision Making
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作者 M.El Sayed Wadia Faid Hassan Al-shameri M.A.El Safty 《Computer Modeling in Engineering & Sciences》 SCIE EI 2022年第9期865-879,共15页
A soft,rough set model is a distinctive mathematical model that can be used to relate a variety of real-life data.In the present work,we introduce new concepts of rough set based on soft pre-lower and soft pre-upper a... A soft,rough set model is a distinctive mathematical model that can be used to relate a variety of real-life data.In the present work,we introduce new concepts of rough set based on soft pre-lower and soft pre-upper approximation space.These concepts are soft pre-rough equality,soft pre-rough inclusion,soft pre-rough belonging,soft predefinability,soft pre-internal lower,and soft pre-external lower.We study the properties of these concepts.Finally,we use the soft pre-rough approximation to illustrate the importance of our method in decision-making for Chikungunya medical illnesses.In reality,the impact factors of Chikungunya’s medical infection were determined.Moreover,we develop two new algorithms to address Chikungunya virus issues.Our proposed approach is sensible and effective. 展开更多
关键词 soft rough set soft pre-rough set approach soft pre-internal lower and soft pre-external upper soft nowhere dense set and Chikungunya medical application intelligence discovery
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