Tuesday, 8 August 2017

geotiff tiff - Filtering out canopies and buildings from DSM to have a bare earth elevation


Can anyone suggest methods in filtering out trees and buildings from a DSM so as to come up with a reliable DEM?


What I have is a grid from a LIDAR data (.tif file, with 1m resolution). I was going to clean out the unnecessary items so I presume that I can solicit suggestions from here.




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