基于WEB和CBR的法律專家系統(tǒng)的設(shè)計(jì)與實(shí)現(xiàn).pdf

1、上海交通大學(xué)碩士學(xué)位論文基于WEB和CBR的法律專家系統(tǒng)的設(shè)計(jì)與實(shí)現(xiàn)姓名：梅永國申請學(xué)位級別：碩士專業(yè)：模式識別與智能系統(tǒng)指導(dǎo)教師：楊杰2001.12.1卜海交通大學(xué)碩士論文TheDesignandImplementationofaWeb_BasedCBRLegalExpertSystemAbstractTheeconomyofChmahasbeendevelopingveryfastsincethereformingandopenin

2、g，andChmahasbecomefromtrivialtostrongWhiletheeconomyisdeveloping，thelegalsystemofChmahasbeenimprovedgreatlywhichincludesnotonlycriminallawandcivillawbutalsobusinesslawandintelligencepropertylawChmaisbecomingastateruledby

3、lawandlawsplayanimportantrole訪thelivesofpeopleThefastdevelopmentofcomputertechnologyespeciallythecommgofInternet，makescomputeranindispensablepartofpeople’sdailylivesComputersbringgreatefficiencytopeople，includingthoseinr

4、esearchareasThetrendofcombmmgcomputertechnologyandthespecificresearchareaisveryobviousnowApplyingcompmerscienceintolegalareaisa11inevitabletrendInthispaperwehaveintroducedaWebcase—basedreasoninglegalexpertsystem(CBR)This

5、systemisanapplic撕onbasedonWeb，whereJavaservletistheprogranmmaglanguageThesystemadoptsthreelayerarchitecture：userlayerapplicationlayeranddatabaselayerUsersmaylogmoursystemthroughInternet，andtheuseofitisveryconvenientTheke

6、rnelofthislegalsystemisacasebasedreasoningsystemCBRisamasonmgmethoddevelopedinthelasttwentyyears，whichresolvesnewproblemsusingspecificknowledgeofpastexperiencedcases，andisdifferentgreatlyfromrule—basedreasonmgCBRusuallyi

7、ncludesretrieval，reuseandlearningWehaveusedaserialofpracticalmethodstoconstructaCBRsystemappliedtoChmeselegalsystemCasesarerepresentedbyvectors；casebaseisstoredmanOracledatabase；retrievaladoptsweightednearestneighboralgo

8、rithm；reusingisabletonotonlypredict，butalsoproduceasimplereport；learningisgamedbymodifyingthecasebaseFurthermore，theorganizationandconfigurationofthecasebaseisacriticalproblemofthesystemdesignandweadopttreeastheorganizat

9、ionformationDuetotheusingofJavaprogrammingtechnologyOracledatabasetechnologypracticalCBRmethodsandpropercasebaseorgmuzationthewholesystemworksveryefficientandcanoffergoodservicest0usersKeyWords：Case—BasedReasoumg，ExpertS