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1、上海交通大学硕士学位论文基于视频的闯红灯车辆检测系统的研究姓名：岳沛申请学位级别：硕士专业：模式识别与智能系统指导教师：王洪澄20060101上海交通大学硕士学位论文摘要频检测方法。在检测信号灯时，利用了其空间位置、颜色和序列的信息进行检测。在检测车辆时，采用虚拟线圈进行检测。本文针对交通信息采集中遇到的各种问题提出了交通信号灯检测、背景动态更新和车辆状态判别等算法，然后使用MATLAB评估验证这些算法的可行性。最后使用VisualC++设计开发了相应的计算机软件。关键词：交通信息检测，虚拟线圈，图像标定，背景生成与更新，车辆检测第II页上海交通大学硕士学位
2、论文ABSTRACTSTUDYONVIDEO-BASEDAUTOMATICDETECTINGANDRECORDINGSYSTEMOFVEHICLESFORVIOLATIONOFTRAFFICSIGNALABSTRACTWiththemoderndevelopmentofallsociety,IntelligentTransportationSystem(ITS)hasbeenanewhigh-technologyfieldinallcountries.Inordertosolvetheproblemsthatpeoplearefacinginthetraff
3、icjam,trafficsafety,efficiencyoftransportationandenvironment.Asfarasourcountryisconcerned,itismoreimportantinourcitinizationandmodernization.Automaticdetectingandrecordingsystemofvehiclesforviolationoftrafficsignal，whatnamedtheelectronicpolicesystem,isanimportantpartofITS.Atpresent
4、,automaticdetectingandrecordingsystemofvehiclesforviolationoftrafficsignalextractsredlightsignalfromtrafficlightcontrolsystem,andgetsred-runningsignalfrominductiveloopdetector.Inthispaper,wepresentanovelvideo-basedmethodtodetectredlightandredlightrunners.Inthisway,theintelligenceof
5、systemhasbeenimproved.Atthesametime,thissystemhassolvedsomeproblems,suchasdependenceonexternsystem,difficultyofconstructionandmaintenance,inflexibilityandhighexpense.Now,thedevelopedcountrieshasdonemuchworkintheITSfield.Somehighqualityproductionshavebeenresearchedanddeveloped.Inour
6、countryresearchanddevelopmentisverylateinthisfield.WehavetospeedresearchanddevelopmentofthekeytechniqueinITSfield.Wedesignthevideo-basedautomaticdetectingandrecordingsystemof第III页上海交通大学硕士学位论文ABSTRACTvehiclesforviolationoftrafficsignal.Itbasedonhighperformancecomputersystem.Theimage
7、acquisitioncardcapturesimagesandsendsthemintothecomputerprocessingsystem,inwhichthesoftwaresystemcalculatesinformationofthetraffic,suchasthevolumeofflow,vehicles’type,thespeedofthevehicles,thestateoftraffic,andsoon.Thesystemcansendinformationontothenetworkofhighlevel.Insoftwaresyst
8、em,theaimofimageprocessing
