DTM

 
Video: Watch the instructional video related to DTMhere.

The DTM (Digital Terrain Model) is a 2.5 D model of the mapped area after filtering out the objects, like buildings. It can be exported in GeoTIFF file format. 

Each pixel of the raster geotiff file contains (X,Y,Z) information but they do not contain color information.

 

DTM of the city center of Lausanne DSM of the city center of Lausanne
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