Changes between Version 1 and Version 2 of FAQ/lidarasciiformat

Timestamp:

Oct 17, 2011, 1:58:46 PM (13 years ago)

Author:

emca

Comment:

--

FAQ/lidarasciiformat

@@ -3 +3 @@
 '''A:'''[[BR]]
 
-The ASCII LiDAR files are formatted as follows:
+For ASCII files containing 8 columns (data delivered in 2009 and 2010) the files are formatted as follows:
 
-Time, Easting, Northing, elevation, intensity, classification, return number, scan angle rank 
+` Time, Easting, Northing, elevation, intensity, classification, return number, scan angle rank `
 
-This is also given in the readme file that should be included with your data. 
+For ASCII files containing 9 columns (data delivered from 2011 onwards) the files are formatted as follows:
+
+` Time, Easting, Northing, elevation, intensity, classification, return number, number of returns for given pulse, scan angle rank `
+
+
+This information is also given in the readme file that should be included with your data. 
 
 Each entry in the list is a single LiDAR return. If you prefer to deal with LAS format data, the text files can be converted to LAS format using third-party software (we use LASTools, see http://www.cs.unc.edu/~isenburg/lastools/ - the program to do this is txt2las.exe).