简介：Inordertoconstructobjectiverelativelymappingrelationshipmodelbetweencustomerrequirementsandproducttechnicalcharacteristics,anovelapproachbasedoncustomersatisfactionsinformationdiggingfromcaseproductsandsatisfactioninformationofexperttechnicalcharacteristicswasputforwardinthispaper.Technicalcharacteristicsevaluationvalueswereexpressedbyroughnumber,andtechnicalcharacteristicstargetsequencewasdeterminedonthebasisofefficiency,costtypeandmiddletypeinthismethod.UseeachcalculatedsatisfactionsofcustomersandtechnicalcharacteristicsasinputandoutputelementstoconstructBPnetworkmodel.AndweuseMATLABsoftwaretosimulatethisBPnetworkmodelbasedonthecaseofelectricbicycles.

简介：Determiningtheimportanceratingsoftechnicalcharacteristicsisatypicalgroupdecision-makingprocess.Thelinguistic-basedapproachcaneffectivelymanagetheimpreciseandmulti-granularityinformationinqualityfunctiondeploymentandfacilitatedecision-makinginderivingtheimportanceratings.Basedonthelinguisticweightedaveraging(LWA)operatorandthelinguistichybridaveraging(LHA)operator,apracticalapproachisproposedtofirstaggregatetheindividualjudgmentsintoacollectivevalueforeachtechnicalcharacteristicunderlinguisticenvironment,andthenmeasurethedeviationdegreeoflinguisticvariablestoobtaintheimportanceratingsoftechnicalcharacteristics.Acasestudyshowstheapplicationoftheproposedmethod.