Changes between Version 25 and Version 26 of Processing/Lidarqcprocedure


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Timestamp:
Sep 21, 2009, 11:42:46 AM (15 years ago)
Author:
emca
Comment:

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  • Processing/Lidarqcprocedure

    v25 v26  
    77As it stands this is the Lidar data QC procedure. This could be improved and added to as time allows.
    88
    9 === Remove noisy points ===
     9=== Reclassify noisy points ===
     10
     11'''Using Macros'''
    1012
    1113The first stage of the QC is to check the data and reclassify erroneous points. This can be done in Microstation/TerraSolid by creating a macro. It should be straightforward to script this into a GIS such as GRASS too.
    … …  
    2628
    2729Check the result to see what points have been selected.
     30
     31'''Manually'''
    2832
    2933Can use the Assign tool from the Classify menu to amend points which were missed or wrongly classified by the classification algorithms. Select the required options on the 'from' and 'to class'  drop down boxes and individually select a point to reclassify it.