基于视频图像处理技术的运动车辆检测算法研究及实现

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1、学校代号学号：密级：1053603092009Y975767长沙理工大学硕士学位论文基于视频图像处理技术的运动车辆检测算法研究及实现学位申请人姓名何互注。导师姓名及职称到焦丝数握⋯培养单位篮进堡王盍堂一专业名称盐篡圭!I复亟擅工捏生瞳论文提夏日期2QQi生4目论文答辩日期2QQ§生5旦答辩委员会主席翌叁鹰塑楚ABSTRACTWiththedevelopmentofcomputerhardwareandcomputervisiontechnology,IntelligentTrafficSystemhasmadegreatprogress．Society’Sadv

2、ancementandeconomicdevelopmentalsorequestITSbecomeconsummatestepbystep．AsanimportantpartofITS，theautomobileincidentdetectionsystemgetmoreattentionfrommanyacademiciansVehicledetectionisveryimportantinagoodautomatictransportincidentdetectionsystem．Therearemanytraditionaldetectionmethod

3、s，butthesemethodsarenotveryflexibleThedetectionmethodbasedonvideoimagehasitsuniqueadvantages，suchashugedetectionregions，smallengineeringtime，easyequipment，lowexpenseandrichinformationetc，whichwilltakeoverthetraditionalmethodsAsthedevelopmentofcomputerhardware，vehicledetectionandtrack

4、ingbasedonvideoimageisbecomingverypopularstepbystep．Thethesis’SresearchobjectisafreewayvideoimagewhichgotfromasingleCCDcameraIt’Saimistodetectthemovingvehicleinthevideoimage．Thisthesisresearchandanalyzethemostimportantproblemrelatedtovehicledetection，suchasbackgroundextractionandupda

5、te，shadowdetectionandvehiclesegmentationetc．Basedonthesemethods，thispaperalsorealizesavideovehicledetectionsystem．Themaincontentscanbelistedasfollows：1Onthebasisoftraditionalbackgroundsubtractmethod，anewcardetectionmethodwhichuseswavelettransformandmathematicalmofpholo百calisproposedA

6、tfirstadoptedthestatisticalmethod-quickserialequalizationtoextractthebackgroundmodel．Becausetheeffectofrapidbeamchangetobackgroundisveiyobvious，thethesisintroducesacorrespondingsimpleandrapidbackgroundupdatemethodDobackgroundsubtractionusingthebuiltbackgroundimage，thenintegratemorpho

7、logicalmethodandwavelettransformtodetectvehicleaccurately2ThispaperproposesamovingcarsegmentationmethodbasedonimprovedOTSUmethod．3DesignandrealizeavideocardetectionsystemThissystemisdevelopedusingVisualC++60andtheimagedevelopmentpackageOpenCV5．0Thissystemmainlyrealizesbackgroundextra

8、ction，imagef