鐵路區(qū)間通過信號機編號識別系統(tǒng)的研究與實現(xiàn).pdf

1、中南大學(xué)碩士學(xué)位論文鐵路區(qū)間通過信號機編號識別系統(tǒng)的研究與實現(xiàn)姓名：莫利萍申請學(xué)位級別：碩士專業(yè)：計算機技術(shù)指導(dǎo)教師：張修如20071120ABSTRACTRailwaysectionsignalserialnumberisanimportantIDofassuringrailwaytrafficsafetyaswellastheprojectcontentdetectedindispensablyduringperiodicaldet

2、ectingTheresearchandimplementofarecognitionsystemofrailwaysectionsignalserialnumberwilllightenaworldofintensionofthetestwork，alsoprovideUSmorecorrectnessandcompletenessandcomprehensivedataBothimageprocessingandpatternrec

3、ognitionareadoptedintherecognitionofrailwaysectionsignalserialnumberThepaperinvestigatessomekeytechniquesasfollows：imageshoot，imagepretreatment，thelocalizationanddivisionofrailwaysectionoverpassedsignalpost，thelocalizati

4、onanddivisionofserialnumbersection，thedivisionandrecognitionofserialnumberetcInthelocalizationandsegmentationmoduleoftherailwaysectionsignalpost，Houghtransformisusedtodetectquicklythepillarlikeobjectsinthebinaryimageafte

5、redge—handling，andtranscendentknowledgeandtheprojectionhistogramareusedtogetsignalpostimagefromwhichserialnumberdistrictsarelocalizedanddividedThemostbasicallytemplatematchingalgorithmofpaRemrecognitionisadoptedinthemodu

6、leofserialnumberrecognitioninthethesis，theexperimentsshowthatthemethodabovementionedisveryeffectivetotheserialnumberrecognitionofsignalInthesystem，outsidetheexistingrailwayS&Ctestvehicleisequippedwithhighspeedcameras，whe

7、ntrainsarriveforanappointeddistancefromit，thecamerasistriggeredtoscreenthesignal，andtheimageisinputintosystemforrecognitionThepaperresearchedandgaveaneffectivesolutiontothekeytechniquesofrecognitionsystemofrailwaysection

8、signalserialnumberandinstancesaregivenApproachesandalgorithmsmentionedinthepaperareallrealizedcorrectlyinasoftwaredevelopmentplatform，theexperimentalresultsusedimagesgatheredfromtherailwayS＆Ctestvehicleindicatethemethoda