Confidence soft sets and applications in supplier selection
Abstract
The evaluation of the alternatives against multiple criteria is of the utmost importance in a multi-criteria de-cisionmaking(MCDM)problem.Itisoftenthecasethattheexpertshaveavaryingdegreeofconfidenceintheirevaluations.Thatis,anevaluationhasanassociateddegreeofcredibility.Totakeintoaccountthiscrucialpieceofinformationindeterminingthebestchoice,wepresentanewdatastructure.Morespecifically,wepresentaconfidence basedsoftset.Wealsoextendthesametothefuzzyandintuitionisticfuzzydomains.Theproposedconceptsareelucidatedthroughanumberofillustrativeexamples.Weestablishtheirusefulnessinarealcase-study.
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