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ID:39773062
大小:2.56 MB
页数:5页
时间:2019-07-11
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1、StaticHandgesturerecognitionWuyiWengEECSUniversityofMichiganAnnArbor,MI,USA,48105wengwuyi@umich.eduAbstract—Thispaperproposeamethodforhandgesturerecognition.Itdividesthisgoalintotwosubtopics:segmentationandclassification.Foreachpart,thepaperimplementedtwomethods.Forsegmentation,awayb
2、asedonthresholdandanotherwaybasedoneigen-spectralanalysisweretested.Forclassification,acustomclassifierbasedonnumbersoffingersandanotherclassifierbasedonsubspaceclassificationareproposedinthispaper.Keywords—handgesturerecognition;imagesegmentation;eigen-spectralanalysis;eigenvector;s
3、ubspaceclassificationFig1:8gesturesinthedatasetPreprocessingprocessisshownbelow.FirstItakepictures1.INTRODUCTIONusingmycellphone.Tomakeeachpicturehavesimilarsize,IGestureandGesturerecognitionareheavilyencounteredinmakeaboundinthesettingenvironment.Thenmanuallycuthumancomputerinteract
4、ion.Gesturesarethemotionofthethetrainingimage.Afterthis,Iusedthesegmentationbodyorphysicalactionformbytheuserinordertoconveyalgorithmtoextractforeground.Thenusetheforegroundsomemeaningfulinformation.Gesturerecognitionistheimagestoproducetrainingdataset.processbywhichgesturemadebytheu
5、serismadeknowntothesystem.Throughtheuseofcomputervisionormachineeye,thereisgreatemphasisonusinghandgestureasasubstituteofnewinputmodalityinbroadrangeapplications.Inthispaper,statichandgesturerecognitionisdevidedintotwoparts:segmentaionandclassification.Segmentationistosegmenthandpart
6、fromtheinputimage(Assumingthatinputimagehaswell-localizedhandpart).Itriedtwomethodsfor2.2.1Segmentationusingthresholdsegmentation.Oneisanintuitiveway,whichfirstturntheinputimageintoagrayimagethenchooseathresholdtosegmentthehandpartandthebackground.Anothermethodis[1]basedoneigenvector
7、sandeigen-spectralanalysis.YairWeiss[2]andJianboShiproposedthismethodintheirpapers.Forclassification,Ialsotriedtwoways.Oneisanon-trainingintuitivemethod.ItcountsthenumberoffingersinthepictureAsshowninthediagramabove,iftheinputimagehaveaandthenusethenumberforclassification.Anothermeth
8、odisverysimp
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