Introduction of digital elevation models and correction of DEM using ArcGIS.
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It's All about the Introduction of digital elevation models (DEM) and correction of DEM using ArcGIS. How do I use DEM data in ArcGIS? and here is the Solution about the Details of Working with digital elevation models in ArcGIS...
What is DEM?
The most common digital data of the shape of the earth's surface is cell-based digital elevation models (DEMs). This data is used as input to quantify the characteristics of the land surface. A DEM is a raster representation of a continuous surface, usually referencing the surface of the earth.
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