Themarkingschememethodremovesthelowscoresofthecontractor'sattributesgivenbyexpertswhentheoverallscoreiscalculated,whichmayresultinthatacontractorwithsomelatentriskswillwintheproject.Inordertoremedytheabovedefectofthemarkingschememethod,anoutlierdetectionmodel,whichisonemissionofknowledgediscoveryindata,isestablishedonthebasisofthesumofsimilarcoefficients.Then,themodelisappliedtothehistoricalscoredataoftenderevaluationforci...