基于元数据的政务信息共享模型-研究

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1、西南交通大学硕士研究生学位论文第2页AbstractWiththedevelopmentofChineseE．Governmentfortenyears。theconstructionofE—governmentinformationhaddevelopedalot，Theamountofe-governmentinformationresourcesinChinaaSwell弱qualitywereallachievedamazingresults．ThisisthemodernizationconstructionofOurc

2、ountryandprovidesanimportantsupport．Atthesametime，withthee-governmentinformationresourcestotalexplosion．theprocessofmanagementandsharingappearedmoreandmoreproblems．Forexample，the“informationislandproblems’’isattachedimportancetoeveryoneofwhichwithoutnecessarycontactbe

3、tweeneachsystem．Manycausestothisproblemoccurred，suchashindersbetweenthetraditionaladministrativeconcepts，largedifferenceswithinformationcollectionstandardsbetweentwosystems，longacquisition,repeatedacquisition，andetc．Howtoensurethatthepremiseofinformationsecurity,seeka

4、solutionofvariousdepartments，andsystemsCan，tcommunicatewithaneffectivewaytofragmentedsituation，andtoachievelocal，widearea,exoticoperatingsystemanddatabaseenvironmentinformationintegration,unification,management,governmentinformationresourcesintegration,agovernmentinfo

5、rmationresourcesharingsystemconstructionproblemstobesolved．Met,adamisthecomputerforspecificapplicationsCanbeaccessandunderstandableinformation,isusedtodescribeinformationresources．Metadatacanhandleallformsofdigitalandnon—digitaldataresources，inparticular,cansolveadesc

6、riptionofgovernmentinformationresources，discovery,control，andmanagementissues．Metadataforgovernmentinformationresourcestoprovideamechanismforlong-termsolution,6H‘therealquestionis：Forthemeta-data,whetherfromtheleveloftheoryorpracticelevelaremoreconfusing．Tosolvethesep

7、roblems，Metadatabasedonthetheoryofe-governmentresearchandresort,drawingonsomeexperiencesfortheactualconstructionofsomeadvancedcountries，thepaperattemptstomakegovernmentinformationsharingmodelbasedonmetadatareSOurCe，provideasolutionofInformationsharingmechanismforOurgo

8、vernmenttheconstructionprocessofsomeoftheissueshighlightedto．Keywords：E。governmentinformation；InformationSharing；Metadata西南交