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1、ReprintProceedingsofthe1991IEEESymposiumonAppliedComputing,April3-5,1991,KansasCity,Missouri,pp.191-196CreatingUserInterfaceswithAgentsheetsAlexRepenningDepartmentofComputerScienceandInstituteofCognitiveScienceCampusBox430UniversityofColorado,BoulderCO80309(303)492
2、-1218,ralex@cs.colorado.eduFax:(303)492-2844AbstractBuildinguserinterfaceswithtoolboxeshasitslimitations.Althoughtheyallowuserstobuildbasicinterfacesefficientlyonahighlevelofabstraction,theylacksimpleextendibility.Thatis,wheneverusershaveneedsfornewbuildingblocks,w
3、hichcannotbecomposedofexistingones,usershavetoresorttoconventionalprogrammingtechniques.Agentsheetsaddressthisproblembyintroducinganintermediatelevelofabstractionbetweenhigh-levelbuilding-blocksandthelevelofconventionalprogramminglanguage.Furthermore,Agentsheetsdon
4、otonlyprovidetheincrementalconstructionofbehavior,asitisthecaseinmostobject-orientedsystems,theyalsoallowtheincrementalconstructionoftheÒlookÓofartifacts.ThispapergivesashortintroductiontoAgentsheetsandthenelaboratestheconceptsinformofacasestudydescribingtheprocess
5、ofbuildinganewfront-endforacommercialexpertsystemwithAgentsheets,andtestingit.Keywords:Agents,agentsheets,spatialreasoning,spreadsheetprogramming,computer-humaninteraction,object-orientedprogramming,data-flow,iconicprogrammingenvironments,knowledgeacquisition,exper
6、tsystems,visualprogramming,configurationcharts.CreatingUserInterfaceswithAgentsheetsAlexRepenningDepartmentofComputerScienceandInstituteofCognitiveScienceCampusBox430UniversityofColorado,BoulderCO80309303492-1218,ralex@boulder.colorado.eduAbstractheadagentsintoasec
7、ondAgentsheetrepresentingvalidtransition.Buildinguserinterfaceswithtoolboxeshaslimitations.MostofthemallowuserstobuildbasicinterfacesTheintendedapplicationdomainofAgentsheetsisefficientlyonahighlevelofabstraction.However,whenvisualprogramming[13].Thedefinitionofsem
8、anticsinusershaveneedsfornewbuildingblocks,whichcannotbetheAgentsheetparadigmisbasedonspatialreasoningcomposedofexistingones,usershavetofallbacko
