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DiagnosisofType2DiabetesBasedonCost-sensitiveActiveLearningAlgorithm

  

  1. (SchoolofElectronicInformationandElectricalEngineering,ShanghaiJiaoTongUniversity,Shanghai200240,China)
  • Received:2017-12-18 Online:2018-07-05 Published:2018-07-05

Abstract: Inthisstudy,adiagnosismodelfortype2diabeteswasbuiltandthelabelabsenceprobleminmedicaldatawassolvedbyactivelearning.Thediagnosisoftype2diabetescanbeseenasacost-sensitivebinaryclassificationtask.Takinglogisticregression,supportvectormachines(SVM)andartificialneuralnetwork(ANN)asthebasemodel,thisstudyadoptedthecost-sensitiveactivelearningalgorithmbasedontheexpectederrorreductionframework,whichcombinedtheactivelearningstrategywiththecost-sensitiveclassificationalgorithmandintroducedthecostinformationintotheinstancesamplingprocess.Forthediagnosisoftype2diabetes,thecost-sensitiveactivelearningalgorithmbasedontheexpectederrorreductionframeworkperformedbestinthesecomparedactivelearningstrategiesanditachievedtheminimummisclassificationcostsbylabelingfewerinstances.Activelearningalgorithmscanreducethenumberofinstancestobelabeled,savethelabelingcostsandguaranteethemodelperformanceatthesametime.

Key words: diabetes;diagnosticmodel;cost-sensitiveclassification;activelearning, logisticregression;supportvectormachine;artificialneuralnetwork

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