利用計算機視覺對自然場景下的成熟西紅柿進行識別.pdf

1、江蘇大學碩士學位論文利用計算機視覺對自然場景下的成熟西紅柿進行識別姓名：楊國彬申請學位級別：碩士專業(yè)：農(nóng)產(chǎn)品加工及貯藏工程指導(dǎo)教師：趙杰文20030603j江蘇大學碩士學位論文TheobjectiveofmisstudywaSthatmaturetomatoesinnaturaloutdoorscenescouldbeautomaticallydiscriminated疔omimagesbycomputer，andgroundedfor

2、automaticallypic虹ngfmitsbymbotsThemaincomemsafe：1Proposingdiscriminatingmethodsthatdiscriminatedmeredcolorof也etomatobased0ncolorfeatIlresinnaturaloutdoorscenesandfindingmetomato’scentroidPu砸ngforwardt、Voclassi母洫gmetllod啪

3、dertwocolormodel，n鋤elyHIsdiscrimin砒ingmemoda11dRGBdiscriminatingmetllod，basedonstIldyinga11danalyz訪gthecolorfeatllresofmaturetomatoes、immaturetomatoesaIld1eavesinnatllralomdoorscenesAfterprocessingtomatoesimages，adVancin

4、gapickingblackbodyarithmeticw量1ichexpungedalotofsmalldistrictwhichwere、wonglydiscriminatedforcalculatingthecoordinateofmetomato’scentroidbyruleand1ineAdVancinga卸ingininaIlitionarithmeticfor丘1lingininallitionofdis廿ictofto

5、matoesWhichwasdiscriminatedineSp峙cialcircumstallcesMal【ingsure也eexactaddressofmedi嘶ctoftomatoeswhjchwerediscriminatedPuningfonvardaflxingonboundofmetomatoes’districtsaritllmeticforreducingboundofimages，aRerprocessing，ito

6、ffbredaVeryadVaIItagedconditionfordiscriminatiIlgtomatoesmoreAnalyzingcarefullysOmewron91ydiscriminatingphenomenatoo2Morediscussingadiscriminatingprojecttllatdiscriminatedt11etomato’sprofilebasedonshapefeamresInordertoex

7、tractshapefeatures，imageswereprocessedbysmoothing、wipingofrnoise、extractingcon|jne、tlli皿ing、expungingsmallbranchesa11dfillingaVacancyprocesses孤dsoonInmispaper，mediannlterwasusedtosmoothimagesAdVancingimproVedsobelari也met

8、icforextractingconfinePuttingfon^州aDouble1inkedListwimt、VosidesarithmeticforsegmemingimagesOnthebasisofaIlalyzingsh印efeaturesoftomatoes、1eavesandbranches，weextractf色anlresofroudness，sligh協(xié)ess，concavitydegreeanddensenessd

9、ependingonFo耐erdescriptionSo、ve謝llfollflda11印propriateclassi母ingmodeltodiscriminatetomato’sprofile行omimagesBecausecolorimagesinnaturaloutdoorscenesw船Verydi歷culttobeprocessed，nlispaperdidIl’tpmfbnⅣardaconcretediscriminati

10、ngtomato’sprofilewaybasedonshapefbaturesandonlybrou咖fonⅣardadiscriminatingprojecta11ddidsomebasicstLldiesforrealizingtodiscriminatetomatoesb弱edonshapefbatIlresatl鷦tKeywords：colorfbatIlres；shapef毫atures：imagesegmenting；to