静态交通图像处理系统的研究与实现

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1、北京工业大学硕士学位论文静态交通图像处理系统的研究与实现姓名：蔡功申请学位级别：硕士专业：通信与信息系统指导教师：蒋大林20080501北京T业大学T学硕I：学位论文ABSTRACTAlong、航mthedevelopmentofeconomyinourcountry,thequantityofvehiclesincreasesatfullspeedrecentyears；itbringsmorerequirementofparking．Thedifficultyofparkingincitiesbecomesoneofthehardestquestionstoresolv

2、e，itinfluencesthenormalorderoftrafficsystemincities．Onereasonofthisphenomenaisthequantityofparkinglotsisnotsufficient，theotherandthemoreimportantreasonisthatthescarcityofscientificmanagement．Nowthemanagementofparkinglotsisbackward，theindoorparkinglotsadoptthesimpleequipmentatthepassagewayt

3、ochargeandmanage，itCallnotoffertheparkingstallinformationinrealtime；andmostoftheoutdoorparkinglotstakemanualmanagementwithouteffectivesurveillance．Thesetraditionalconceptsandpaaernsofparkinglotsmanagementcouldnotsatisfytheusersandthemanagers’needsofefficiency,safety,capabilityandmanagement

4、．Usinghi曲technologytosolvetheabovequestionsofparkinglotsmanagementhasbecomeanurgentquestion．Thetechnologythatonthebasicofvideomonitorandimageprocessingismoreandmorewidespreadappliestotrafficmonitorsystem．Theparkingstatictrafficimageprocessingsystemwhichresearchedinthispaperisthekeytechnolo

5、giesinthesystemofparkinglotsinformationmanagement．Inthissystem，theinformationofparkingstallisthebasicinformationfortheparkingguidancesystem．Withthedual—corestructure，ThesystemuseaAltera’SFPGAchipasimageacquisitionandimagepre—processing，andputtheanothercoreofATMEL'sAT91RM9200chipforimagepro

6、cecing，networkandcentrecontr01．ThesystemwhichisinstalledLINUXoperatingsystemhasthefunctionofimageprocessingandEthernettransmissionandremotecontr01．Experimentsshowthatitisastablesystem，ithashighdetectionrate(98．7％)，itiseasytobeinstallandmaintained．Theparkingstatictrafficimageprocessingsyste

7、mthatproposedinthispaperhasmoreworktobedonetoimproveitsdetectionrateandefficiency,thedirectionandmethodstoimprovethealgorithmaregivenintheend．Keywords：imageprocessing；parkingstalldetection；embeddedoperatingsystem；ARM9；FPGA．II—独创性声明本人声明所呈交的论文是我个人在导师指导下进行的研究工作及取