智能交通系统的共用信息平台的研究

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1、重庆交通大学硕士学位论文智能交通系统的共用信息平台的研究姓名：曹守明申请学位级别：硕士专业：管理科学与工程指导教师：林鹰20080101ABSTRACTThedevelopmentofintelligenttransportationsystems(iTs)isoneofefficientwaystosolvetheproblemsofurbantrafficcongestion．AsoneofthemostimportantpartsofITS，conunoninformationplatform(C口)carlbringconvenienc

2、etopassengers，implementrouteguidance，carryonvehiclesmonitoringanddispatchvehicles．Atpresent,thereareseveralcoInlnoninformationplatformmethods，suchasCORBA，J2EE，virtualcommoninformation，allofwhichbasedonCORBAcommoninformationplatformisusedfrequentlyexceptforthehigherinvestment

3、andthelongperioddevelopment．ThereforethetechnologyofCIPshouldbestudiedandperfectedinfuture．AsoneofcorefunctionsofC1e,thestudyofdataprocessingmethodsandtechniquesiscontinuingintheworld，themethodsandtechniquesinclude：dataqualitycontrol，dataaggregation，datacompressionandsamplin

4、gstore，datafusion,butthereisnoself-containedmethodsortechnique．Thecharacteristicoftrafficdatabaseisthat吐leyincludelargeofhalf-bakedandinconsistentdata．Datapreprocessingisanalyzedandstudiedinthispaper．Throughstudyoftherecognitionoffaultdata,adataqualitycontrolalgorithmisputfo

5、rward．Itspurposeistoimprovedataquality,therebyimprovingtheefficiencyofdataprocessingandthequalityoftheresults．Threekindsofcommoninformationplatformsystemframeworkisdiscussedinthepaper,andanewcommoninformationplatformsystemframeworkisputforwardonthebasisofthecurrenttrendsandc

6、haracteristicsofeach,whichisbasedondistributeddatabaseanddatafusion．Onthelayerofdataexchange，Throughidentifyinginformationformmarking，itrealizestheinformationformatconversion；onthelayerofdataprocessing,thefoundationtransportationdataisusedtofusethetrafficcongestionandacciden

7、tconditioninformationoftheroad，andtheroadtransportationparametermappingtotheGISgraphisusedtoorganizeandmemorydata；onthelayerofinformationapplicationserviceandlevel，thesystemcanprovidecoupletsystembasicdataserviceandhigh-levelservicethroughdatafusionanddatamining．Thissystemst

8、ructllreCaneliminatetheinformationisolatedislandphenomenonwell，enablesthesy