字符識別在汽車牌照識別的應(yīng)用.pdf

1、大連理工大學(xué)碩士學(xué)位論文字符識別在汽車牌照識別的應(yīng)用姓名：秦昌明申請學(xué)位級別：碩士專業(yè)：圖像處理指導(dǎo)教師：盧湖川呂風(fēng)臣20040901AbstractBasedoothetechnologyofrecognizingimagesandcharacterstheVehicleLicensePlaterecognitionsystenisakindofintelligenttransportationmanagementsystemdeve

2、lopedrecent)cars，OneoftheintemalandextemafocusedresearchesintheresearchingarearecentlywhichisontheapplicationofpatternrecognitionInthisarticle，someflewalgorithmsandmethodsconcernedareintroducedrelativelyindetailinsuchsta

3、geasPreProcessingofimages，featureextractioncharacterclassificationandrecognition0nthefoundationoftheconciseintroductiontotheworkoftheVehicleLicensePlate’scharactersrecognitionAtthesametime，asfarasthepresentstateofaffairs

4、areconcemedsomecrucialproblemsoftechnologyareoveralldiscussed。Forexample，afterdiscussingthecauseofnqiseandcomparingsomemethods，mediumvaluefilterisusedtemovenoisewhilecanpreserveimage酣geAnd，someeffectivemethodsoffeaturesw

5、hichkeepstablewhilethepicturemoving，rotatingandzoominginoroutareresearchedandusingFastFourierTransformtocharacterrecognitionALso。howtodesignclassifymachineswithhighrecognitionefficiencyissetforthSolvingtheproblemslaysafo