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Difference between DTM and surface

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qchenTPPXV
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Difference between DTM and surface

Greeting,

 

I would like to confirm if DTM refer to surface. Is there a difference?

 

Thank you for sharing the knowledge

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Pointdump
in reply to: qchenTPPXV

Hi Qixing,
DTM=Digital Terrain Model, ground points only.
DSM=Digital Surface Model, ground + bushes + trees + buildings, etc...
Dave

Dave Stoll
Las Vegas, Nevada

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