For questions about Digital Elevation Models (DEM), Digital Terrain Models (DTM) and Digital Surface Models (DSM)
Digital Elevation Model (DEM). Terms with overlapping meaning include Digital Surface Model (DSM) and Digital Terrain Model (DTM). DSM is generally a surface model, DTM is generally a bare earth model. DEM could refer to either.
See also:
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14 years ago by Robert Claypool |
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