A digital elevation model (DEM) is a digital model or 3D representation of a terrain's surface —
created from terrain elevation data. also known as DSM (digital surface model) the DEM includes the objects covering the surface such as trees, vegetation, buildings and so on.
A digital elevation model (DEM) is a digital model or 3D representation of a terrain’s surface —
created from terrain elevation data. also known as DSM (digital surface model) the DEM includes the objects covering the surface such as trees, vegetation, buildings and so on.
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