基于视频技术的交通标线视觉评价方法的研究

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1、分类号：U4610710—20051206滚步太海硕士学位论文基于视频技术的交通标线视觉评价方法的研究高伟江导师姓名职称付锐教授申请学位级别硕士学科专业名称载运工具运用工程论文提交日期翌呈翌论文答辩曰期妒9钌月2拍学位授予单位长安大学答辩委员会主席耋查!!i塑煎学位论文评阅人煎堕丑歪!塑益国丝鸳酗缫聊7f、孙≯一㈣⑧鼢1懈yAbstractWhenthewayofreducingtrafficaccident’Sresearchwhichincludingstrengtheningtheroaddesigns，thereconstruction，managementoftheroadm

2、onitoringandenhancingtheresearchofpeople’Stransportationconsciousnessisbeingreceivedthegovernment’Sattentionmoreandmoretheresearchabouttrafficsignsandthemarkingsisenhancingresearchers’awareness．Thetrafficsignsandthemarkingsresearchnotonlycallmakeuptheinsufficiencyoftrafficsafetymanagementofroadm

3、onitoring，butalsoCanreducesthereconstructioncost，andenhancesthetransportationparticipant’Sconsciousnesstoobeythelawgreatly．Thisdissertationintroducesthedefinition，theclassificationandinfluencingfactorsofroadtrafficmarkings(especiallyslowdownmarkings)atfirst．Thenthedissertationstatesdriver’Svisua

4、ltraitsundertheinfluenceofvirtualslowdownmarkings．Onthebasisofthat,thedissertationstudiesasimulationtestofvirtualroadmarkingsinrealconditionsandproposeseffectivewaystotestvisualeffectsofroadslowdownmarkings．Firstly,basedontheprincipleofcameralimageformationandvisualtraitsofhumaneyes，acoupleofthi

5、ngsareworthstressingwhenrecording．Bychoosingcamerallenssimilartoourvisualtraits，roadsituationvideosarerecordedandcollected．Secondly,thisdissertationdiscussestheprocessofcollectingvideobyusingsoftwaresuchasUleadVideoStudio9．0、3dsmax、PremierePro，producingslowdownmarkingsinrealconditionsandmixingvi

6、rtualmarkingswithvideosinrealconditions．Byusingvideoprocessingtechnology,thedissertationanalyzessubjectiverecognitionofroadmarkingsandproposesaresearchplatformforvisualassessment．Inaddition，fourslowdownroadmarkings，includingparallel，Fishbone-shaped，Quadrangleand3Dmarkings，aredesigned．Basedontraf

7、ficsafetypsychologyandtrafficsafetyengineering,aquestionnaireoftheirsubjectiverecognitionismadeout．Lastly,onthebasisofthequestionnaire，driverswillhavespeedillusionsoranxietytowardsthefourslowdownmarkingsatvaryingdegreeandres