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基于数据挖掘的银行精准营销 数 161203105375 · 2020 的基于数据挖掘的银行精准营 销的的 的的数据 2020 基于数据挖掘的银行精准营销 精准营销的 于银行的营销银行营销 银行数据基于16的 数据行的 89%的 精银行的精准银行精准营 销的银行精 准 数据精准营销 2020 Bankprecisionmarketingbasedondatamining Abstract Asanimportantstrategicmeansforcommercialbankstogaincompetitiveadvantages,con- solidateandimprovecustomersatisfaction,precisionmarketingiswidelyusedinthebank- ingindustry.Togetridofthetraditionalmarketingwayforthecenterwithproduct,improve thebankontheefficientmarketinggoal,thisarticlewillpastthebankcustomerinformation dataastheresearchobject,basedonthecharacteristicsof16non-equilibriumtrainingdata setforfeatureselectionanddummyvariable,usingsupervisedlearninglogisticregression andrandomforestalgorithmtobuildtheclassifiedpredictionmodelandrandomforestpre- dictionmodel.Theresultofcross-validationmethodshowsanaccuracyofabout89%.To obtaintheaccurateprobabilityofeachtestcustomerwhethertobuythebankdepositbusi- ness,toprovidethebankingindustrywiththeaccuratemarketingcustomertarget,aswellas themainfactorsaffectingwhetherthecustomerbuystheproduct,toachievetheprecision ofthebanktarget. Keywords:ImbalanceddataLogisticregressionRandomForestPrecisionmarketing 2020 12 1.1.....................................2 1.2.....................................3 1.3的.....................................3 2银行精准营销的数据挖掘4 2.1................................5 2.2..................................7 2.3.....................................9 3基于Logistic的银行精准营销11 3.1数据................................