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x725y37
d:\lidarqa\consist_rithaiti\x725y37.txt
05 Aug 10 18:25:25 Thursday  elapsed time 00:16:34
Rectangular area = 0.859 km2
Data area = 0.796 km2
*percent double coverage = 64.259
**low-curvature dc area = 0.007 km2
1st-return RMSE, low-curvature areas = 0.080
95p = 0.165, 98p = 0.199, 99.5p = 0.235
BE RMSE = 0.237
95p = 0.412, 98p = 0.668, 99.5p = 1.236
2705600 unique returns and 0 duplicate returns
 
241906.938 725700.01 2038459.75 26.94 1 2 
241912.3884 726101.42 2038499.94 56.67 1 2 
711.6148
242624.0032 726699.73 2038499.32 124.84 1 1 
242637.5528 725700.01 2038196.24 43.17 1 1 
248.616
242886.1688 725700.0 2037904.11 54.02 1 1 
242900.1414 726699.97 2038461.99 126.46 1 1 
736.8454
243636.9868 726699.85 2038233.57 154.24 1 2 
243651.0278 725700.03 2037640.92 54.22 1 1 
 
2516561 1st returns
189039 2nd returns
0 3rd returns
0 4th returns
373780 ground returns
0 blunders

curvature versus slope
  n = 1391362 
  X=0, Y = 39.53 +/- 21.22 
  Weighted least-squares fit:  Y = 36.8 + 0.981 X  + -0.00496 X**2 
 
slope versus dZ, curvature < 5
  n = 15738 
 
  Weighted least-squares fit:  Y = 4.0 + 0.081 X  + 0.00112 X**2 
     at X = 100, Y = 23.3 
     effective RMSE xy = 36.1 
 
slope versus dZ, curvature < 15
  n = 75006 
 
  Weighted least-squares fit:  Y = 4.3 + 0.060 X  + 0.00146 X**2 
 
curvature versus dZ, slope < 10
  n = 47280 
  X=0, Y = 4.73 +/- 2.68 
  Weighted least-squares fit:  Y = 3.9 + 0.191 X  + -0.00062 X**2 
 
 
Number of samples 1393971
Max dz = 900
Mean dz = 12
RMS dz = 21.0237960416
100cm = 99.7784028506 percentile value of dz
Mean dz (curv<=5) = 7
RMS dz (curv<=5) = 10.3923048454

Number of survey units in 1 meter = 1
Nominal spot spacing (in survey units) = 0.75
Nominal pulse density (per m2) = 3.5
Difference cell size = 0.375
IsData cell size = 0.1875
IsData expand cells = 8
IsData shrink cells = 7
BE IsData cell size = 0.375
BE IsData expand cells = 24
BE IsData shrink cells = 24
MaxCurve = 106.6666666667
Curvature expand cells = 4
Curvature shrink cells = 3
Point density cell size = 3
Color critical value = 0.1
Hue jump at critical value = 90