基于Matlab遥感数据分形及地统计分析软件实现

27520059JOURNALOFBEIJINGFORESTRYUNIVERSITYVol.27,No.5Sep.,2005:2004--10--10http:PPjournal.bjfu.edu.cn:(30371192).:,.:.Email:[e-mail]:311300.:,,.:.:010--62337744Email:[e-mail]:100083.Matlab杜华强范文义赵宪文王雪()()():,Matlab,(FGARS).,.3,..:,,,Matlab,:S77118:A:1000--1522(2005)05--0092--06DUHua_qiang1;FANWen_yi2;ZHAOXian_wen3;WANGXue31Fractalandgeo_statisticanalysissoftwaresystemforremotesensingdatabasedonMatlab.JournalofBeijingForestryUniversity(2005)27(5)92--97[Ch,12ref.]1SchoolofLifeSciences,ZhejiangForestryUniversity,Lin.an,311300,P.R.China;2CollegeofForestResourcesandEnvironment,NortheastForestryUniversity,Harbin,150040,P.R.China;3CollegeofResourcesandEnvironment,BeijingForestryUniversity,100083,P.R.China.Inordertoquicklyobtainspatialinformationfromremotesensingdata,FractalandGeo-statisticAnalysisofRemoteSensing(FGARS)hasbeendevelopedbasedonMatlab.ThissoftwarehasabetterGUIandiseasytomodifyandupdate.Thesoftwarecanexpressthespatialstructureinformationindifferentregionscorrectlyinthreeexamples,i.e.fractalmeasureofhyper-spectralremotesensingdata,mult-ifractalanalysisofcityspatialstructurecharacteristicsandspatialheterogeneityanalysisofforestregionsbyGeo-statistics.Thissoftwarewillacceleratetheapplicationoffractalandgeo-statisticanalysisinremotesensing.Keywordsfractal,geo-statistics,software,Matlab,remotesensing,[1],,.,..,[2].,,.,ERDASENVI.GS+SurferArcGIS,..,..,,.(ForStat)[3].[4](FIPS),,.Matlab(MatrixLaboratory)MathWork1982,.,Matlab,,Matlab.,Matlab,.Matlab611,.1遥感数据分形及地统计分析主要流程,[5],,,,.[6],()[7].111FIGURE1Flowchartoffractalanalysisandgeo-statisticanalysisofremotesensingdata2GUI设计及实现Matlab6(GUI),,,Matlab*.m(),.211GUIGUI.Matlabguide,GUIUntitled.Fig,Fig.(myprog),matlabmyprog.mmyprog.fig,.myprog.fig2Windows.3.212.3FIGURE3Menuandsub-menuoffractalandgeo-statisticanalysis.,myprog.mopenimgfile_Callback,Windows,.functionvarargout=openimgfile-Callback(h,eventdata,handles,varargin)[filename,pathname]=uigetfile({-*.jpg.;-*.tiff.;-*.bmp.;-*.pcx.;-*.*.});935:Matlab9427ifisequal(filename,0)|isequal(pathname,0)msgbox(-!.,-.);elsepathfile=[pathnamefilename];handles.data=imread(pathfile);imshow(handles.data);endguidata(h,handles);,-.,.,RGB,.,3,,*.m,myprog.m.,,myprog.mmyprog.fig,matlab,matlabmyprog,2.2131),./0;,,.matlab.2),3.()[8--10].,[1,11];[5].,.3).4..4),.3应用实例.Matlab,,,ErdasEnviPCI,,Matlabjpgtiffpcx.311,()128OMIS--I.,128,[11],.3122002522Landsat7ETM+.,(abc)(d)(e)(f)6128@128(4).56.5(a)(b)6,.3136TM.,5.,().,590b(ExponentModelEM1).C(h)=0h=0C0+C(1-e-ha)0h3a(1),C0,C,a.C0+C,3a[11].1EM.955:Matlab5a~f6FIGURE5Curveofmult-ifractalparametersofthesixsub-regions190bTABLE1Modelfittingparametersofa~ein90bdirectionbyEMFa3901007415501821210141011937101853282143b7801001871504201840144011913201902212101c1020101311463561230137011891801849158135d9331385211701671890131011902601944668103e14951050126010310101490119160019264971971,5.,1[12],,,.4讨论与展望Matlab,.,,,.,TM(ETM+),,.,,.,3:¹,,;ºMatlab,,;»,,,,;,.,,.,.,,.,.,,,.[1]PARRINELLOT,VAUGHANRA.Multifractalanalysisandfeatureextractioninsatelliteimagery[J].InternationalJournalofRemoteSensing,2002,23(9):1799--18251[2],.[J].,1997,16(4):11--161DONGQ,FENGLX.TheuseofthevariograminairbornevisblePinfraredimagingspectrometer71-bandimages[J].OceanTechnology,1997,16(4):11--1619627[3].[D].:,20041FENGYM.Spatialstatisticsanditsapplicationstudyinmappingandimageprocessingofforest[D].Beijing:ChineseAcademyofForestry,20041[4],,.[M].:,20031SUNX,WUZQ,HUANGY.Thetheoryandapplicationoffractal[M].Hefei:UniversityofScienceandTechnologyofChinaPress,20031[5]LAMNSN,DeCOLAL.Fractalingeography[M].NewJerseyEnglewoodCliffs,19931[6]VILLARD,MAURERBA.Geostatisticsasatoolforexamininghypothesizeddeclinesinmigratorysongbirds[J].Ecology,1996,77(1):59--681[7]JONGSM,BURROUGHPA.Afractalapproachtotheclassificationofmediterraneanvegetationtypesinreomtelysensedimages[J].PhotogrammetricEngineeringandRemoteSensing,1995,61(8):1041--10531[8],.Matlab[J].,2003,31(4):51--531DUHQ,FANWY.Theapplicationofself_organizingneuralnetworkinremotesensingimageclassificationbasedonMatlab[J].JournalofNortheastForestryUniversity,2003,31(4):51--531[9],,.[J].,2004,19(1):5--91DUHQ,ZHAOXW,FANWY.Fractaldimensionsbeinganindexofbandsselectionforhyper-spectralremotesensingdata[J].RemoteSensingTechnologyandApplication,2004,19(1):5--91[10]JAGGIS,QUATTROCHIDA,LAMNSN.Implementationandoperationofthreefractalmeasurementalgorithmsforanalysisofremote_sensingdata[J].Computers&Geosciences,1993,19(6):745--7671[11],,.[J].,2001,5(5):353--3571LIHQ,LIUZK,LINF.Aerialimageclassificationmehtodbasedonfractaltheory[J].JournalofRemoteSensing,2001,5(5):353--3571[12].[M].:,19991WANGZQ.Geostatisticsanditsapplicationinecology[M].Beijing:SciencePress,19991(责任编辑李文军冯秀兰)5620065浙江林学院学报6是全国/林业类0核心期刊和/综合性农业科学类0核心期刊之一,荣获第二届国家期刊奖百种重点期刊奖,首届浙江省优秀科技期刊二等奖,第二届浙江省优秀科技期刊一等奖,首届和第二届全国优秀科技期刊三等奖,全国高校优秀科技期刊一等奖.5浙江林学院学报6主要刊登林学基础学科森林培育学森林经理学经济林学林业工程森林保护学林木遗传育种学森林生物学生态学生物技术园林学和园艺学等学科的学术论文问题讨论和研究简报,适当刊登与农林相关的其他学科的稿件,供农林科技工作者园林绿化和规划设计人员大专院校师生基层干部农林科技专业户及科技信息人员参阅.双月刊.季末月出版.A4开本,每期112页.国内外公开发行.所刊文章被国内外多种文摘刊物和数据库收录