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ID:36422901
大小:9.02 MB
页数:72页
时间:2019-05-10
《基于视频技术的交通标线视觉评价方法的研究》由会员上传分享,免费在线阅读,更多相关内容在学术论文-天天文库。
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
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