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页数:6页
时间:2019-10-02
《GIS空间分析原理与方法__三维分析》由会员上传分享,免费在线阅读,更多相关内容在工程资料-天天文库。
1、实验十三维分析一在地形表面上叠加影像XXXXXXXXXX一、实验目的通过对本实习的学习,应达到以下儿个H的:(1)加深对三维分析分析基本原理、方法的认识;(2)熟练掌握ARCG1S下进行三维分析的技术方法。(3)结合实际、掌握利用三维分析方法理解影像模式以及影像与地形的相关性。二、实验准备ArcMap实验数据三、实验内容及步骤3.1打开三维分析扩展模块单击Tools,单击Extensionso选中3DAnalyst单击CloseoExtensionsSelecttheexiensionsyouwanttouse
2、.3DAnalyst:□ArcScan:□DataInteroperabibty□GeostatisticalAnalyst□Maptex□NetworkAnaJyst:□Pubfcsher□Schematics□SpatialPnaly^tB□SurveyAnalystSurveyEditorCadastralEditori□TrackingAnalystDescription:3DAnalyst93Copyright®1995-2008ESRIInc.MRightsReservedProvidestoots
3、forsurfacemoddingand3Dvisualization.AboutExtensionsClose3.2在ArcCatalog中预览三维数据在ArcCatalog中浏览地形数据.转换成三维视图地形数据.3.3运行ArcScene并添加数据1•单击3DViewTools工具条上的ArcScene按钮。④袋令戏唸@Q敢兀◎•❶奩[前2.附加数据。门乏匸匸A-cScere-/4、农3DAnalyst▼3"K>DeathValleyTerrainjJ越O金门•kOA自Scenelayers3HDeathValleyTerrainEdgetype—SoftEdge一HardEdgeElevation1796.222・20311561.444・1796.2221326.667・1561.4441091.889・1326.667857.111・1091.889622.333・857.111387.556・622.333152.778・387.556-82・152.778巳dvim3.TIFBa5、nd_33.4叠加影像单击AreScene内容表中的dvim3.TIF,单击Properties一BaseHeights一Obtainheightsforlayerfromsurface选项。LayerPropertiesGeneral6、Source7、ExtentDisplaySymbologyJoins&RelatesBaseHeights厂Useaconstantvalueorexpressiontosetheightsforlayer:aObtainheightsforlayerfromsurface:8、9、c:^rcgisArcTutor3DAnalyst^xerdselV)ataworkspdceldvtjnRasterResolution…CLayerfeatureshaveZvalues・Usethemforheights.1.0000ZUnitConversionApplyconversion怙ctortoplaceheightsinsameunitsasscene:OffsetAddanoffeetusingaconstantorexpression:[o确定10、取消11、应用(A)3.5浏览影像•单12、击丄具条可以进行多种操作来观察不同的效果图。■RGBRed:Band.lGreen:B«nd.2BlueBand3■J无£0・ArcScene-Arcinfofile£dityiewbookmarksSelectionToolsWindowHelp20AnoFyst▼DeathValleyTerrain三]羽少◎O电Q.®Q::X三Bdvim3.T!F♦HDeathValleyTerrain3.6拉伸地形在内容表中右击Scenelayers,单击ScenePropertiesoSceneProperties•■13、GeneraljCoordinateSystem14、Extent15、Illumination16、Description:CalculateFromExtentRestoreDefaultrUseasdefaultnallnewdocuments厂BiableAnimatedRotationWhenyouusetheNavigationtooltorotatethescene,holddown
4、农3DAnalyst▼3"K>DeathValleyTerrainjJ越O金门•kOA自Scenelayers3HDeathValleyTerrainEdgetype—SoftEdge一HardEdgeElevation1796.222・20311561.444・1796.2221326.667・1561.4441091.889・1326.667857.111・1091.889622.333・857.111387.556・622.333152.778・387.556-82・152.778巳dvim3.TIFBa
5、nd_33.4叠加影像单击AreScene内容表中的dvim3.TIF,单击Properties一BaseHeights一Obtainheightsforlayerfromsurface选项。LayerPropertiesGeneral
6、Source
7、ExtentDisplaySymbologyJoins&RelatesBaseHeights厂Useaconstantvalueorexpressiontosetheightsforlayer:aObtainheightsforlayerfromsurface:
8、
9、c:^rcgisArcTutor3DAnalyst^xerdselV)ataworkspdceldvtjnRasterResolution…CLayerfeatureshaveZvalues・Usethemforheights.1.0000ZUnitConversionApplyconversion怙ctortoplaceheightsinsameunitsasscene:OffsetAddanoffeetusingaconstantorexpression:[o确定
10、取消
11、应用(A)3.5浏览影像•单
12、击丄具条可以进行多种操作来观察不同的效果图。■RGBRed:Band.lGreen:B«nd.2BlueBand3■J无£0・ArcScene-Arcinfofile£dityiewbookmarksSelectionToolsWindowHelp20AnoFyst▼DeathValleyTerrain三]羽少◎O电Q.®Q::X三Bdvim3.T!F♦HDeathValleyTerrain3.6拉伸地形在内容表中右击Scenelayers,单击ScenePropertiesoSceneProperties•■
13、GeneraljCoordinateSystem
14、Extent
15、Illumination
16、Description:CalculateFromExtentRestoreDefaultrUseasdefaultnallnewdocuments厂BiableAnimatedRotationWhenyouusetheNavigationtooltorotatethescene,holddown
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