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difference between DEM and DSM [message #72006] Fri, 30 July 2010 07:52
skymaxwell@gmail.com is currently offline  skymaxwell@gmail.com
Messages: 127
Registered: January 2007
Senior Member
Good day !


I want create digital elevation model (DEM) and digital surface
model(DSM) by IDL.
I know how to do DEM, but how build DSM ?
What data required to build it and what theory ? Any links to read
about this subject will appreciate.


Thanks
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