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Concept information

... > social science subjects > geography > geoinformatics > geographic information science > geospatial data > digital elevation model
... > social science subjects > geography > geoinformatics > geographic information science > data modeling > digital elevation model

Terme préférentiel

digital elevation model  

Définition(s)

  • A digital elevation model (DEM) is the data used by a geographic information system (GIS) to represent the shape of part of the earth's surface. It usually refers to data in raster format where each raster cell stores the height of the ground above sea level or some known datum. [Source: Encyclopedia of Geographic Information Science; Digital Elevation Model]

Concept(s) générique(s)

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URI

http://data.loterre.fr/ark:/67375/N9J-S22054MC-4

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