中国可持续发展信息共享系统的WebGIS 解决方案

:2000-11-15:(:97-925)(:69896250-4)(:KJ951-B1-703):(1961),,,,WebGIS(,100101):,WebWebWebGISInternetGIS,WebGIS,:WebGIS;;;:N39:B:1007-7588(2001)01-0034-06WEBGISRESOLUTIONFORCHINASSUSTAINABLEDEVELOPMENTINFORMATIONSHARINGSYSTEMCHITian2heZHOUXuWANGLeiCHENHua2bingYUBinWANGYue2qinTANGPei2xin(InstituteofGeographicSciencesandNaturalResources,CAS,Beijing100101,China)Abstract:Withthedevelopmentofinternetapplication,servingGISdatathroughinternethasbecomeoneofhotspotforresearchandapplication.Inthe1990,WEBGIShasbeengreatlyappliedtoserveGISdatathroughinternetinGISfield.Itfocusesontheinformationsharingpolicy,softwarearchitec2ture,andtransmissionprojectandsoftwaredevelopmentstrategy.Atlast,theWebGISSpatialindex2ingsystemisdesignedwithcombiningthekeyscienceandtechnologyproject-thedemonstrationofChinasSustainableDevelopmentInformationSharingwhichisoneofthekeyresearchprogramsofsci2enceandtechnologyinNinthFiveyearsupportedbyMinistryofScienceandTechnology,somekeyproblemalsoisresearched.Keywords:WebGIS;Informationsharing;Sustainabledevelopment;Spatialindex[1],,InternetWebGISWeb[2],,,1WebGISWebGISAutoDeskMapguide,ESRIMapObjectsIMSArcViewIMS,IntergraphGeoMediaMapInfoMapxtremeMapXsite4WebGIS,WebGISIMSMapXtreme,MapguideGeoMedia,,,,IMSMapX2tremeGIS©1995-2004TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.GIS,,IMSMapXtreme,,,MapguideGeoMedia,GIS,,,,,111,GIS,,,,;GIS;,,Internet;Internet,;,,GIS;WebGIS,,,112GIS,;;,,,;,,GIS,GISGIS,113:,,Internet;,,,,,,;,,,,,,-,:;-;,;,-,,Internet2,,WebGIS[2],ESRIMapObjectsMOIMS,JAVA,WebGisWOW(WorldonWeb)WOWSQL,153231:WebGIS©1995-2004TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.1Table1ThefunctionsofChinassustainabledevelopmentinformationsharingsystem()Internet():211GIS,,internet,20,,,,212InternetGIS,internet,10650,10001000,,63231©1995-2004TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.21211,,21212GIS20,,,21213,212141:400;4,50,212151:4002121612010a6,1:4001:1003311,,,1Fig11Theprocedureofinformatintransportation,,,1,,,,,,,,73231:WebGIS©1995-2004TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.312,,,,,,,,,,,,GIS:GIS,,,,,,[3]313[4],,,4(SiteR1SiteR2SiteR3SiteR4);,(),,10(SiteR5SiteR14);,17(SiteR15SiteR31)31311ASP,,ASP,HTTP,:=-90.000&Latitude2=90.000&Longitude1=-45.00&Longitude2=60&B1=Submit,,-9090(:)-4560(:)31312(BBOX)(MBR)[5],,,MBR2MBRTable2TheexampleofMBRdatarecordMBRMBRIDFeatureIDLBXLBYRTXRTYMBR116519.44322.33304.5544.28MBR2263197.21240.28370.77369.66MBR335442.58169.81310.49348.64MBR4462250.85245.54444.4422.26MBR5564387.6287.62430.72355.99MBR6615310.81326.54627.42588.45MBRWebGIS,MBRMBRMBRMBR,MBR,MBRMBR(,MBRMBR)MBR2,,,,83231©1995-2004TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.,2MBR()(ID)MBR,ArcView,ArcViewChina(China.shpChina.dbfChina.shx),MBRChinaMBR.dbfChinaMBR,MBRFeatureID(ID)WebGIS,MBRMBR,MBRFeatureID,,4(1)WebGISGIS,,InternetGIS,(2)WebGIS,,WEBGISWEBGIS,(3),,,,,,WebGIS:[1],,,.[J].,1999,.[2],.GIS[J].,1999(3).[3],.[A].[C].:,1993.[4]BinYu,TianheChi.AWebGISSpatialDataIndexStructureBasedonR2Tree.TheReportofSDH2000,Aug2000,Beijing.[5]ROBERTLAURINI.Spatialmulti-databasetopologicalcontinuityandIndexing:asteptowardsseamlessGISdatainteroperability.INT.J.GEOGRAPHICALINFORMATIONSCIENCE,1998,12(4):373402.93231:WebGIS©1995-2004TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.