Requirements Engineering for E-Commerce Applications Using

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1、RequirementsEngineeringforE-CommerceApplicationsUsingContinuousQualityFunctionDeployment(CQFD)ABSTRACTE-commerce(electroniccommerce)asunderstoodinthispaperisthebuyingandsellingofgoodsandservicesontheInternet,especiallytheWorldWideWeb.Planninge-commerceapplicationsleadst

2、onewchallengesforrequirementsengineeringmethods.Thedomainisrelativelynewtobothdevelopersandusers.Thetechnologyisrapidlychanging.Timeandcreativityareimportantsuccessfactors.ThispaperpresentsaspecialvariantofQualityFunctionDeployment(QFD)forbuildinge-commerceapplicationst

3、hatconsiderstheseconditions.Forthis,demandsonthedesignofaQFDprojectarederivedonthebaseofgeneralcharacteristicsofe-commerceapplications.FollowingweexplainthemainprinciplesofaspecialQFDvariantfore-commerce,calledContinuousQFD(CQFD).Finally,weevaluatethesuitabilityofCQFDfo

4、rplanninge-commerceapplicationsinasmallcasestudy.1INTRODUCTIONThispaperinvestigatesinwhatwayQualityFunctionDeployment(QFD)issuitableforplanninge-commerce(electroniccommerce)applications.E-commerceasunderstoodinthispaperisthebuyingandsellingofgoodsandservicesontheInterne

5、t,especiallytheWorldWideWeb(forotherand/ordetaileddefinitionsseeKalakotaandWhinston1997).Thefocusofthepaperliesintheearlydevelopmentstagesofasoftwareprojecti.e.elicitinganddefiningrequirements.Forthis,demandsonthedesignofaQFDprojectarederivedonthebaseofgeneralcharacteri

6、sticsofe-commerceapplications.FollowingweexplainthemainprinciplesofaspecialQFDvariantfore-commerce,calledContinuousQFD(CQFD).Finally,weevaluatethesuitabilityofCQFDforplanninge-commerceapplicationsinasmallcasestudy.ExistingRequirementsEngineeringmethodspursuetheprimarygo

7、altotransformuserrequirementsthatexistinanaturallanguageintoformalspecificationstoserveasbasisfordesignandimplementation.Themosttechniquesusedareprimarilygearedtowardsbuildingdata,function,andprocessmodelsandthusfocusmainlyontechnicalaspectsoftheinformationsystemstobede

8、veloped.Customerswhoarenotfamiliarwiththesemodelscreatedforspecialistsanddon’twanttoinvestthenecessaryhighlear