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ArcGIS for Desktop Cookbook by Daniela Cristiana Docan

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Creating a terrain dataset

A terrain is a multi-resolution surface stored as a feature class in a feature dataset within a geodatabase. A terrain does not actually store the represented surface unlike TINs or rasters, which do. A terrain only references the participating feature classes and derives TINs at various resolutions on the fly, depending on the display scale. A terrain must be created within a feature dataset together with the feature classes that are used in it. That way, the terrain, terrain surface, and terrain dataset terms are often used interchangeably. You cannot see a terrain surface in the ArcScene environment, but you can use the ArcMap and ArcGlobe applications.

The terrain is used for large amounts of data. In this recipe, ...

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