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200633-182-200633-183-200633-184-200633-185-200633-186-TheTechnologiesofClient-sideWebGISandRealizationWUBin-zhuo1,2,XIABin1,2(1.GuangzhouInstituteofGeochemistry,ChineseAcademyofSciences,Guangzhou510640,China;2.GraduateSchoolofChineseAcademyofSciences,Beijing100039,China)AbstractWiththedevelopmentofInternetandthesuggestionofdigitalearthconcept,theresearchofWebGIShasbecomeahotspot.Researcherssummarizetheconception,characteristicsandtypes,trytobringforwardthebestplantopublishspatialdataonnetworkbyanalyzingandcomparisonthetechnologiesandrealizeaWebGISsystemonenvironmentwiththebestmethodatlast.Keywordsauto-controltechnology;WebGIS;application;VML;client-side181AbstractID:1003-188X(2006)03-0180-EATechnologyofFoliageImageDatabaseBasedonImageProcessingMAXiao-dana,QIGuang-yunb,TANFengba.CollegeofEngineering;b.CollegeofInformationTechnological,HeilongjiangAugustFirstLandRecl-amationUniversity,Daqing163319,ChinaAbstractSetFoliage-leavesforexample,thispaperrealizedtheconversionoftheformatbetweenBMPandJPEG,andachievedtheoperationofJPEGbyusingSQLServer2000andtheStreamtechnologyofADO,withthetoolofDelphi7.0.Keywordscomputerapplication;imagedatabase;theoreticalresearch;Delphi;SQLserver;ADO;stream