Changes between Version 26 and Version 27 of Processing/Lidarqcprocedure


Ignore:
Timestamp:
Sep 21, 2009 11:43:19 AM (10 years ago)
Author:
emca
Comment:

--

Legend:

Unmodified
Added
Removed
Modified
  • Processing/Lidarqcprocedure

    v26 v27  
    2929Check the result to see what points have been selected.
    3030
     31To remove haze layers, use elevation to threshold (Routine: by absolute elevation). Select an elevation range whose minimum is well above any ground targets and maximum above the haze la
     32
    3133'''Manually'''
     34
     35'''Note: Manually reclassifying points can only be done on a per flight line basis.'''
    3236
    3337Can 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.
     
    3539If there are a large number of points to be reclassified manually there are several tools (available by clicking on the 'Create Editable Model' icon) which allow groups of points to be reclassified. Be careful if using the 'Classify Using Brush' tool. This tool becomes active once the left mouse button has been clicked and reclassified anything that falls with the region indicated by the mouse icon. Right click with the mouse to deactivate this tool.
    3640
    37 '''Note: Manually reclassifying points can only be done on a per flight line basis.'''
    38 
    39 To remove haze layers, use elevation to threshold (Routine: by absolute elevation). Select an elevation range whose minimum is well above any ground targets and maximum above the haze layer.
     41yer.
    4042
    4143=== Check overlap of neighbouring lines ===