監(jiān)控司機疲勞駕駛的實時圖像處理系統(tǒng)研究.pdf

1、武漢理工大學碩士學位論文監(jiān)控司機疲勞駕駛的實時圖像處理系統(tǒng)研究姓名：石春林申請學位級別：碩士專業(yè)：信號與信息處理指導教師：楊杰20070401武漢理工大學碩士學位論文AbstractAtpresent，theuafficaccidentsleadtomillionsofvehiclecrashandfatalcasualtyandthedriver’sfatigueisoneofimportantclusesofviciousIraf玨

2、caccidentFatigueisaphysiologicalphenomenonwhichisbegottenbyoveragemanualormentalworkis，thenormalphysiologicalorderlinessWhetherrealtimedetectingthedriverisfatigueornotwhetherreactingintimetoavoidtheaccidentassoonaspossib

3、lewhenthefatigueappearedthatisverysignificant‘PERCLOS’’(percentageofeyelidclosureOVerthepublicOVertime)isafatiguedetectingmethodbasedonmachinevisionwhichcouldrealizenoncontactedrealtimeandroundtheclockdetectingwithoutdis

4、turbancetodriving，andsatisfytheparticularityofdrivingdrowsinesspreventedapplicationTheFHWA(FederalHighwayAdministrator)considerthatPERCLOSisthemostpromisingmethodinallrealtimedriversfatiguewarningtechniqueshordertoCall“y

5、outPERCLOS—thefatiguemeasurementwhichbasedoninlageprocessing，wesetuptherealtimeimageprocessingplatformonthebasisofDSPs(DigitalsignalProcessors)IntheinterestoftherealtimepropertytheDSPsweselecttheTMS320C6416chipsproducedb

6、yTI(TexasInsmtments)Corporationanddeveloptherealtimeoperationsystem(RTOS)undertheCCS(CodeComposerStudio)600020IntegrateDevelopmentEnvironmentOntheprogramdesignweaccordingtotheC6000soRwaredevelopmentflowproceedthecodewrit

7、ingAfterCalayoutthebasefunctionoftheprogramweimposethedebugandprofiletoolstoanalyzetheperformanceofCcodeandthenaccordingasthehardwarepropertyoftheDSPschipstakerelevantmethodtooptimizetheprogram，improvingtheparalleluality

8、gradeofhardwareresource，consequentlyelevatingtheeodesrunningspeedandcontentthereal—timerequirementThekeyoftheusageofPERCLOSt0therealtimemonitoroffatiguedrivingisaccuratelytrackingthedrivers’eyesandjudgingthestateoftheeye