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1、IntelligentDesignAssistancewithSEAOliverHeitbreder,BerndKleinjohann,LisaKleinjohannandJ¨urgenTackenC-LABF¨urstenallee11D-33095Paderborn,Germanyfbernd,lisa,theog@c-lab.deAbstractInordertomakethisknowledgeavailableforfutureengi-neeringtasksadesignassistantshouldbeabletolearnfromThispaperdemonstratesho
2、wdesignassistanceforen-theseengineeringexamples.Suchadesignassistantneedsgineeringprocessesofcomputerbasedsystemsisrealizedamodelofthedesignprocessforsupportingengineersdur-withtheSEA-Environment.SEAallowstospecifyengi-ingsystemdevelopment.Thismodelshouldprovideinfor-neeringprocessesinanunambiguousw
3、ayusingextendedmationaboutthepossiblesequencesofdesignactionsandPredicate/TransitionNets(Pr/TNets)asunderlyingformalknowledgefordecidingamongalternatives.Thisspeci?ca-model.SincePr/TNetsareexecutable,toolsupportforationshouldbebasedonaformal,executablemodelinorderdesignprocessisrealizedeasilyviasimu
4、lationofthepro-todescribethepossibleprocessbehavioursunambiguously.cessspeci?cation.Bylinkingauserde?nedabstractgraph-Furthermore,anintuitivegraphicalinterfaceforinteractionicalrepresentationtothePr/TNet,theinterfaceofadesignbetweendesignersandthedesignassistanceisnecessary.assistantcanbetailoredtot
5、heneedsandpreferencesofThisshouldeasilybeadaptabletothedesignersneeds.engineers.Furthermore,arti?cialneuralnetworksareinte-gratedintotheSEA-Environment.Neuralnetworksprovidelearningfacilities,thatallowlearninghowtotakedecisions1.1RelatedWorkduringadesignprocess,forinstancetheselectionofanap-propriat
6、etoolanditsparametersamongasetofalterna-Toolsfordesignassistancedifferconsiderablyinthefor-tives,automatically.Anadvantageofthisapproachisthatmalismtheyuseforprocessspeci?cation.Inliteraturetwothehugeamountofknowledgeneededforvariousdecisionstypesofapproachesforprocessspeci?cationsplayanim-doesnotha
7、vetobeacquiredaprioributcanbegatheredportantrole,rulebasedapproachesandgraphbasedap-duringtheuseofanengineeringenvironment.proaches.Theuseofrulebasedapproachesfordesignassistanceis,1.Introductionforin
