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1、ABSTRACTABSTRACTWiththerapidincreaseofpaperproduction,thetraditionalwaystoinspectthequalityofthepaperbypeople‟seyescannolongermeettheneedsofthemarket,soakindofonlinebanknote„squalityinspectionsystembasedonmachinevisioncomesintobeing.Inmodernbanknotemakingenterprises,theytry
2、everyefforttoachievethepromotionbothinqualityandproductionefficiency.Andthethreeimportantfoundationstoachievethesegoalsareproductionautomation,intelligentinspectionandManagementInformation-Based.Thissystemwillcombinethesethreeparts,comparingwiththetraditionalinspectionbypeo
3、ple‟seyes,itpresentsthetechnicaladvantagesindealingwiththeimageprocessing.Itcanbeautomaticallyinspectandanalyzethequalityoftheproductsandthenmanagetheinformationdata.Onlinebanknote„squalityinspectionsystemisverycomplicatedlargemachinevisioninspectionequipmentwhichintegrated
4、withoptical,mechanicalandelectricalelements.Itinvolvesmanytechnicalareassuchasimageprocessing,machinevision,mathematicalmodel,industrialtest,opticalimaging,anddynamicmechanicalandelectricalcontrol.Theemergeofthiskindofsystemcanlargelysavethelaborresources,itcanalsosavethein
5、spectioncostandpromotetheproductionquality，atthesametime，itcanimprovetheproductionspeedandefficiency.Therefore，moreandmoreenterpriseshavefaithinitandchooseit.However,withtheincreaseofthepapermakingspeedanditswidth,thiskindofsystemwillbeendowedwithhigherexpectation.Theoperat
6、ionofonlineinspectionsystemencounterswithsomedifficulties，soitstillneedtobefurtherstudiedandimproved.Thispaperwillbebasedontheprojectbackgroundandintroducetheoperationofonlinebanknote„squalityinspectionsystembasedonmachinevision.Itfirstintroducessomerelatedbackgroundandbasi
7、cknowledgeoftheproject,includingthebasictheory,generalsystemdesignandimagingsystemdesign.Thenitintroducesthecriticalalgorithmdesignoftheonlinebanknote‟squalityinspectionsystemindetail.Thecriticalalgorithmincludes：imagepreprocessingalgorithm,Thepaperdistrictresiduedetectiona
8、lgorithmdesign,theweakcontrastofpaperareawrinkleinspection,thebasicII万方数据ABSTRACTp
