剪纸纹样的特征提取和识别算法分析

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1、剪纸纹样识别算法研究ResearchonthefeatureextraetionandrecognitionalgorithmsofPaPer-CuttingGraduatestudent:LiGuo一XiangTutor::ZhangXian一QuanMajor:ComPuterAPPlieationReseareharea:ImageProcessingGrade:2007AbstrsetPaPereutting15alonghistoryoftraditionalChinesefolkart，withtheconiinuousdeveloPmeniofChina，5a

2、nimationindustry，PaPer一eutworkswillbeaverygoodeartoonmaterial.Toaehievethisartformindigitalmedia，flrsteonvertthePaPer-eutworkstodigitalimagesstoredbycomPuter，generatefurtherwork，PaPereuttingPattemsintheseProcesseshaveaveryimPortantrole，whiehdeterminesthefinalPaPer-cutimagesforms.Thediffere

3、niPaPer-cuttingPattems’Preeisionelassifieationandreeognition15thebasisofimageaPPlications，ThisPaPerstudiedthePaPer-euttingPattems’ideniifieationandsubmitsomereeognitionalgorithms，.exPerimenisshowthatarelativelygoodreeognitionPerformaneeeouldbeaehievedtoreeognizePaPercut一outPattemsofexagger

4、ativedeformations.PaPerworksPrimarilyfromthefollowingasPeets:(l)伽sP叩erstudiedtheeharaeteristiesofP即e卜eutimagesandereatedP即er-eutPattemslibrary.PaPer一eutPattemsontheeollectedimageswerePreProeessedtoeliminatenoiseontheimageandsegmentheisolatedindividualPattemtsfromtheeomPlexPaper-eutimages.T

5、hroughanalysisofPaPercuttingPattems’eharacteristies，setuPaeontaining63trainingsamPlesand350testsamPlesPapercuttingPattemslibraries，thesePatternseovertheereationbasiePattems，prepareforthesubsequentidentifieation.(2)AmethodofPaPerCut一OutPattemsreeognitionbasedonmomeniinvariantsandgeometriech

6、araeteristieswasProPosed。Thetraditionalseveninvariantmomentswereusedasfeatureveetors，withtranslation，rotationandsealeinvarianee.AtthesametimethesixgeometrieinvariantfeatureswereextractedfromPatternimage，ThesevenmomeniinvariantsandsixgeometricinvariantfeaturesnormalizedareinPutinioBPneuraln

7、etworkbasedonLevenberg一MarquardtalgorithmandthetrainednetworkareusedtobeaelassifiertorealizestheimagePattemreeognition.ExPerimentsProvedthatthismethodhaveagoodPerformaneeinreeognizingPapercut一eutPattemsofexaggerativedeformations.(3)Thewaveletanalysisandotherfe