Changes between Version 34 and Version 35 of Help/LeicaLidarDems

Timestamp:

Aug 25, 2017, 3:45:38 PM (7 years ago)

Author:

dac

Comment:

Added info on script to convert .all files.

Help/LeicaLidarDems

@@ -1 +1 @@
 = Creating a DEM from a LIDAR point cloud =
 
-One of the most common uses of LiDAR data is to generate a high resolution Digital Elevation Model (DEM) raster. This page explains the steps used by NERC-ARF to generate DEMs from the point clouds provided as part of the standard delivery.
+One of the most common uses of LiDAR data is to generate a high resolution Digital Elevation Model (DEM) raster. This page explains the steps used by NERC-ARF to generate DEMs from the LAS format point clouds provided as part of the standard delivery.
+
+For data delivered before 2009 in .all ASCII format you can convert to LAS format using convert_pre2009_lidar.py from https://github.com/pmlrsg/arsf_tools/ for example:
+
+convert_pre2009_lidar.py -i in_lidar_ascii.all -o out_lidar_las.las
+
+Then proceed with the instructions below.
 
 == LiDAR only DEM ==