Changes between Version 1 and Version 2 of Processing/demcompare


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Timestamp:
Sep 2, 2014 11:59:00 AM (5 years ago)
Author:
stgo
Comment:

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  • Processing/demcompare

    v1 v2  
    66
    77{{{
    8 demcompare.py -d lidarpatched.dem -n navfile.sol --lidar path/to/ascii
     8demcompare.py -d lidarpatched.dem -n navfile.sol --lidar path/to/ascii -l projection
    99}}}
     10
     11Unless you have an SSD available in your machine this will probably take a while.
    1012
    1113This will create a patched aster dem to compare to the lidar dem, this will not be smoothed and as such is the raw ASTER data. It will give 2 outputs on completion the first is only the area covered by the lidar files, the second is the area only covered by the lidar data. All outputs are in metres.
     
    1921}}}
    2022
    21 Which will skip the patching process and just give the dem outputs, if you ude identical dems the outputs will be 0.
     23Which will skip the patching process and just give the dem outputs, if you use identical dems the outputs will be 0.
     24
     25There are a few other options for deeper analysis of dems, and analysis of trends over years