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时间:2020-03-23
《基于图像处理的玉米果穗三维几何特征快速测量.pdf》由会员上传分享,免费在线阅读,更多相关内容在行业资料-天天文库。
1、208第28卷增刊22012年10月农业工程学报TransactionsofchechineseSocie够ofA鲥cultllralEngineeringv01.28Supp.20ct.2012Rapidmeasurementfor3Dgeometricfeaturesofma娩eear■1●Dased0nlmageprocesslng卜1aQinl,】-ang]-ngta02※,ZhuDehail,LiShaomin91,MeiShu
2、-1,№YOngChunln.cotlege《I琏formnlion姗dElec打icnlEngmeering
3、.ChtndA眇icutturdlUnivers渺,BeOtngChi峨2.college《Mech讲“cat∞tdEiec打{c矗Engineer{ng.QingdnoAgrictlltHr矗Universif),,Qin罾dQo,Chin∞Abstract:Atpresent,the3Dgeometricfeatllresofmaizeear(suchasearv01ume,earshape,etc)areusuallymeasllredbyhandduringthebreedingprocess,whichneedsalotofworkfor
4、ce,Inaddition,thesubiectiveerrorsarenoteasytobeavoidedandtheemciencyofmanualmeasurementisverylow.Inthispaper'arapidmeaSurementmethodfor3DbreedjngfeatI】reofmultiplemaizeea耶isrealizedbasedonimageHSVcolorspace.Firstly,theexactcomoursofmultiplemaizeearsareeXtractedrapidlybasedontl
5、leHSVhisto群锄thresholdsegmentationalgorithm.Andtllesegmentationalgorimmissuitableforarbitrarilyplacedmaizeears.Secondly,basedonthedbtainedminim岫extenorrectangleofearcontourandcumulatives姗procedureofcon七oursections,therapidaIldaccuratemeasurelnentOft【∽edimensionalgeometricfbatur
6、eofmaizeearisreaIized.Finally,takingtheZD958andNHlolforexamples,theaboveaIgorithmisverified.Themeasur锄emaccuracyofearvolumecanreachto94%.Theerrorcausesarealsoanalvzed鼬her.Thealgorimmpmposedin廿1ispapercanmeasurethe3Dbreedingfbaturesofmultiplemaizeearsr印idlyand舒eatlyimprovetheev
7、aluationemciencyofmaizeVa—eties.Keywords:imagese肿entation,measllrements,Ⅱlreedjmensional,geometricfeature,HSVc010rspace,maizeeardoi:10.3969/i.issn.1002—6819.2012.z2.036CLCnumber:TP391.41Documentcode:AArticleID:l002—6819(2012)一Supp.2一0208—05MaQin,JiaIlgJin垂a0,ZhuDehai,eta1.R印id
8、measurementfor3Dgeometricfeaturesofmaizee盯basedonimageprocessing[J】.TransactionsoftheChineseSociet)rofAgriculturalEn百neering(1、ransactionsoftheCSAE),2012,28(supp。2):208—212.(inEn—ishwjthCbineseabstract)马钦,江景涛,朱德海,等.基于图像处理的玉米果穗三维几何特征快速测量[J].农业工程学报,2012,28(增刊2):208—212.0Introduc
9、tionDuringthebreedingprocess,methreedirllensionalgeometricfea
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