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1、南京林業(yè)大學(xué)碩士學(xué)位論文鋁箔紙包裝鴨肫異物檢測關(guān)鍵技術(shù)研究姓名:洪冠申請學(xué)位級別:碩士專業(yè):檢測技術(shù)與自動(dòng)化裝置指導(dǎo)教師:趙茂程20070601AbstractFoodforeignbodiesharmthehumanhealthandholdbackthefoodindustrydevelopmentTodetectfuodbycomputervisionandimageprocessingtechnology,theexaminat
2、ionhastheadvantagesofnondestructive,fastaccurate,andreliableereTakingaluminumfoilpackingduckliverasobjectthisarticlemakesresearchontheradiographicimageofduckliverimagebyXrayinordertoachievetherecognitionandextractionfrom
3、duckliverofforeignbodiesbasedonthecomputervisionandtheimageprocessingtechnologyⅢSarticlehasstudiedXraydigitalimageradiographicoptimizationandemendationmethodAndthecharacteroftheradiographicimageofduckliveriSanalyzedXrayc
4、oefficientofattenuationpictureelementvaluemathematicalmodeliSdevelopedtoestimateblankimageintensity、duckliverandforeignbodiesatdifferentvoltagesandcurrentsnlemethodofvaltleishigherthanO995;Inordertoguaranteethegoodeffect
5、oftheforeignbodiesSegmentandtoenhancetheforeignbodiesinspectionspeed,amethodofsettingXrayparameter(tubevoltage,tubeelectriccurrent)isproposedinthispapern圮characteristiesofthenoisefromImageIntensifierandtheCCDcameraoftheX
6、rayradiographicimagingsystemarcanalyzedInordertoimprovetheimageacquisitionqualityandreducethenoisedisturbing,multiframemeansfilterprocessing,reducingintheimagethestochasticnoise,iSproposedInordertoensuretheforeignbodieso
7、fduckliverimagespecificclearly,5x5GaussfiltermethodisemployedintheduckliverimagefurdenoisingTlIiSthesishasstudiedintheforeignbodiesofX—rayradiographicduckliverimageautomaticiudgmentmethodtoseparatetheduckliverfromtheback
8、groundbyusingOTSUmethod;Underthelimitationtothesizescopeandthegreatgradientchangestoforeignbodiesofduckliverimaget11eforeignbodiesalesuccessfullyseparatedfromduckIiverbyActiveContourModelmethodTlliSapproachisofsuchhighin
9、spectionprecisionthatitcallaccuratelyascertainforeignbodiessuchasstone,boneandmetalwireabove02mmindiameterOnthebasisofresearches,throughtheshapeandimagegrayscaleofduckliver’Sforeignbodies’characteristics,alleigenvectorth
10、atfactuallyreflectedforeignbodies’essentialpropertiesandtheircomputationiSpresentedOnsolutionofforeignbodies’classification,theselforganizedandselfadaptivebackpropagation①P)neuralnetworkalgorithmisusedtointelligentlyreco
11、gnizetheimageofduckliver’Sforeignbodies11坨above—mentionedsolutiontoforeignbodies’recognitionofduckliverinXrayradiographicimagepassedsimulationandamulation晰thLimitedsamplesimulationandtheresulthasobtainedaperfecteffc“111e
12、XrayautomaticinspectionsoftwaresystemfurduckIiver’SforeignbodiesisdevelopedundertheVisual科斗netplatformnliSsoRwaresystemcanelementarilyachievetherecognitionOftlleimageofduckliverinXrayandfulfillthebasicfunctionofthemaagep
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