INFORMS Data Mining Contest 2009.ppt


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INFORMSDataMiningContest2009ClaudiaPerlichGrzegorzŚwirszcz,SaharonRossetIBMResearch,BAMSWhoweare:PredictiveModelingGroupDeliverinnovativesolutionstoaddresskeyIBMchallengesPublishpapersinleadingKDDandMLconferencesGrowexternalreputation()Developnovel,industry-specificsolutionsforkeyIBMclientsQuantileRegressionStatisticsRelationalLearning…KDDCupINFORMSKDDDMPracticePrizeWewonKDDCupin2007,2008and2009Wewere2ndPlacein2007KDDPracticePrizeWewonINFORMSDataMiningin2008Finalist,INFORMSEdelmanAward2009KDD(Research+IndustrialTracks)SIAMDataMiningICDM>45papersintheaboveconferences/journalsMAP(SalesforceAlignment)PatentQualityandValueBANTER(SocialMediaAnalytics)…OnTARGET,plishmentsin2005and2006Freightliner(OptimalproductFeatures)Xerox(FaultClassification)CardinalHealth(Pricing)Pfizer(StratificationforDiabeticDrugs)…CoreMachineLearningSkillsExploratoryResearchMachineLearningapproachestoclimatemodelingWewereawardedanIBMResearchExploratoryResearchprojectinclimatemodelingIBMAd-HocAnalyticsROIonResearchProjectimpactanalysisDesignmetricsforbusinesscases…2OverviewofINFORMSDataMiningContestsHistory:2008firstINFORMSDataMiningContestonHospitalDatarunbyNickStreet2009contestwasreleasedon8/1/09Websiteforregistrationandinformation: monquestions~ask21submittedsolutiontobothtasksWinnerandRunner-upwillpublishtheirapproachintheJournal“StatisticalAnalysisandDataMining”3Organizingthe2009ContestCriteriaforthechoiceofthedomainDatathatcanbepublishedandarenotpublicallyavailablealready“RealData”withlimitedpre-processingInteresting/relevantproblemOptimallysomeoptimization(butwegaveuponthis)CollaborationwithHealthCareIntelligenceusonhealthcarequalityquestionsData:sequencesofhospitaldischargedataTask1:Modelthetransferdecision(istherea“Goldenrule”?)Task2:PredictmortalitySpecial:pletecoverageofpatienthistoryDisposition:eofthehospitalstayUniquecharacteristics:TemporalRelational(Patient,Hospital)Train/Testsplit50%randomassignmentofpatientsExampleofatemporalsequenceoflength3forsomepatientHomeDeathH1H2

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