基于arcengine的dlg数据质量检查系统开发

《基于arcengine的dlg数据质量检查系统开发》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、intersection;makeuseofthebackgroundgraphicquicklycheckalgorithmrealizethespatialrelationschecksurfacecrackandoverlap.4.BasedonArcGISEngine,maketheuseofVC++6.0developmenttoolsforsystemdevelopment,thissystemhasrealizedtheconventionalmapoperations,andsolvedproblemsaboutthecon

2、tradictionbetweendotandline,thespatialrelationsofpolygon,thepseudonode,theself-intersection,andrealizedthefunctionofsystemcheckingandsetting.Inthispaper,aDLGdataqualitychecksystemhasbeenrealized.Thissystemhasthecharacteristicsofcomprehensive,efficient,andcanbasicallymeetth

3、erequirementsofdataqualityexamination.Keywords:DLG;system;qualitycheck;spatialdata;arithmeticIII万方数据目录第一章绪论..............................................................................................................................11.1研究背景与意义.............................

4、...............................................................................11.2DLG数据质量检查的国内外现状...............................................................................21.3论文内容与结构安排...................................................................................

5、................3第二章DLG数据质量概述.......................................................................................................52.1DLG数据介绍...............................................................................................................52.1.1基本概念.........

6、.......................................................................................................52.1.2DLG的数据模型...................................................................................................52.2DLG数据质量检查内容..........................................

7、.....................................................72.2.1数学精度................................................................................................................72.2.2属性精度........................................................................................

8、........................82.2.3逻辑一致性......................................................