简介:Theproblemofdecisionmakinginanimpreciseenvironmenthasfoundparamountimportanceinrecentyears.Inthispaper,wedefinevaguesoftrelationandsimilaritymeasureofvaguesoftsets.Usingthesedefinitions,somenovelmethodsofobjectrecognitionfromanimprecisemultiobserverdatahasbeenpresented.Moreover,weintroducethenotionofgeneralizedvaguesoftsetsandstudysomeofitsproperties.Thesimilaritymeasureofgeneralizedvaguesoftsetsisalsopresentedandanapplicationofthismeasureindecisionmakingproblemshasbeenshown.
简介:ThispaperextendstheTOPSIStofuzzyMCDMbasedonvaguesettheory,wherethecharacteristicsofthealternativesarerepresentedbyvaguesets.Anovelscorefunctionisproposedinordertodeterminethevaguepositive-idealsolution(VPIS)andvaguenegative-idealsolution(VNIS).Wepresentaweighteddifferenceindextocalculatethedistancebetweenvaguevalues,bymeansofwhichthedistanceofalternativestoVPISandVNIScanbecalculated.Finally,therelativeclosenessvaluesofvariousalternativestothepositive-idealsolutionarerankedtodeterminethebestalternative.Anexampleisshowntoillustratetheprocedureoftheproposedmethodattheendofthispaper.
简介:Avague-set-basedfuzzymulti-objectivedecisionmakingmodelisdevelopedforevaluatingbiddingplansinabid-dingpurchaseprocess.Agroupofdecision-makers(DMs)firstindependentlyassessbiddingplansaccordingtotheirexperienceandpreferences,andtheseassessmentsmaybeexpressedaslinguisticterms,whicharethenconvertedtofuzzynumbers.Theresultingdecisionmatricesarethentransformedtoobjectivemembershipgradematrices.Thelowerboundofsatisfactionandupperboundofdissatisfactionareusedtodetermineeachbiddingplan’ssupporting,opposing,andneutralobjectivesets,whichtogetherdeterminethevaguevalueofabiddingplan.Finally,ascorefunctionisemployedtorankallbiddingplans.Anewscorefunctionbasedonvaguesetsisintroducedinthemodelandanovelmethodispresentedforcalculatingthelowerboundofsat-isfactionandupperboundofdissatisfaction.Inavague-set-basedfuzzymulti-objectivedecisionmakingmodel,differentvalua-tionsforupperandlowerboundsofsatisfactionusuallyleadtodistinctrankingresults.Therefore,itiscrucialtoeffectivelycontainDMs’arbitrarinessandsubjectivitywhenthesevaluesaredetermined.
简介:摘要:在快速发展的现代社会中,恋爱、婚姻与生育的链条对社会发展具有深远的影响。面对现代年轻人择偶标准的提高和选择成本的增加,本文通过引入大数据、心理学和社会学等多学科理论,提出了构建科学婚恋匹配模型的构想。该模型旨在通过收集和分析大量夫妻(情侣)的个人特性数据,为年轻人提供精准、合适的匹配建议,降低恋爱选择门槛和成本,提高网络交友走向现实婚恋的可能性。同时,强调了在模型应用过程中需要关注的数据安全和隐私保护问题。通过优化婚恋市场,提高社会生育率,该模型将为社会的和谐与发展做出积极贡献。总之,科学婚恋匹配模型的构建和应用将为年轻人选择伴侣提供更多可能性,助力社会和谐与进步。