基于計(jì)算機(jī)視覺的粒度檢測(cè)應(yīng)用研究.pdf

1、江蘇大學(xué)碩士學(xué)位論文基于計(jì)算機(jī)視覺的粒度檢測(cè)應(yīng)用研究姓名：孫宗保申請(qǐng)學(xué)位級(jí)別：碩士專業(yè)：農(nóng)產(chǎn)品加工及貯藏工程指導(dǎo)教師：姜松蔡健榮20030601三三莖壟堂墅主蘭堡壘查———————————————————————————————————————————————一一ABSTRACTPaniclesizeisa11importantqualityindexofpowderymaterialItexertssigll∞cantinfluenc

2、eontechnicalperforrllanceofproductsandplayskeyroleinpracticalapplicationAtpresenttheroutinemethods，forexample，sedimentationa工1dfjactionationtechniquearechienyadoptedinmeasurementofparticiesizeTherearesomedisadVantagesint

3、heseroutinemethods，forexarnple，theytakesmanystepsandcostsmuchtimeandtheaccuracyofresultsise療’ectedgreatlybysubjectivefactorsofhuma工linspectorsThemeasurementtechnologyofparticlesize’susingcomputerVisioncanoVercometheshona

4、geofroutinemethods，andsoitisoneofthemoste?！痗ctiVemethodsformeasurementofpar【iclesizeInthispaperthecontrastofor曬nalimageise血a11cedbynonlineartransfb咖ationbasedonthecharacteristicsofgrainimage；Af【ercomparingseVeralmethodso

5、fthesholdsegmemationa工1danalyzingtheirperf。rmanceandapplicabilityongrainimagethead印tivethresholdsegmentationbasedongradientimageispresented；ThenoiseofbinaryimageisreducedwithmoIphologicaInlter，thehollowinbinaryimageisfil

6、ledinandarecognitionalgorithmisdesignedtemoVeaggbmerateparticle；onthebasisofmatllematicalmorphologytwomethodsareadoptedtosegmenta9910merategrainsthatarenotaggIomeratedti曲tly；Theparametersofsizeandshape，perimetefarea，diam

7、eter，complexIityIongestferetdiameter，shoftestfefetdiameteretc，areextractedThistecmiqueisappIiedinmeasurementofpearlpowder’spaniclesizeExperimentsproVedthatthismethod。fr奠icr。一i：。曼gei奠：Pectionofpartic!。s!二：coulddeteImine礦a