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x761y18
d:\lidarqa\consist_rithaiti\x761y18.txt
05 Aug 10 13:02:26 Thursday  elapsed time 00:25:48
Rectangular area = 1.001 km2
Data area = 1.000 km2
*percent double coverage = 52.918
**low-curvature dc area = 0.079 km2
1st-return RMSE, low-curvature areas = 0.037
95p = 0.077, 98p = 0.095, 99.5p = 0.121
BE RMSE = 0.056
95p = 0.112, 98p = 0.158, 99.5p = 0.248
4163988 unique returns and 0 duplicate returns
 
312907.754 762590.61 2019499.84 61.48 1 1 
312922.733 762699.64 2018500.45 46.71 1 1 
234.0226
313156.7556 762303.4 2018500.0 46.16 1 1 
313170.5698 762699.6 2019499.77 70.67 1 1 
176.965
313347.5348 761988.37 2019499.83 46.4 1 1 
313363.4896 762472.08 2018500.11 45.73 1 1 
253.7302
313617.2198 761722.5 2018500.38 42.15 1 1 
313631.287 762152.21 2019499.83 60.48 1 1 
525.5764
314156.8634 761700.44 2019499.31 39.82 1 1 
314170.7592 761807.41 2018500.25 45.81 1 1 
 
3852199 1st returns
311789 2nd returns
0 3rd returns
0 4th returns
890155 ground returns
0 blunders

curvature versus slope
  n = 1654071 
  X=0, Y = 10.35 +/- 9.03 
  Weighted least-squares fit:  Y = 7.2 + 1.536 X  + -0.00814 X**2 
 
slope versus dZ, curvature < 5
  n = 99619 
  X=0, Y = 2.77 +/- 1.85 
  Weighted least-squares fit:  Y = 2.1 + 0.226 X  + -0.00136 X**2 
     at X = 100, Y = 11.1 
     effective RMSE xy = 17.0 
 
slope versus dZ, curvature < 15
  n = 368541 
  X=0, Y = 2.74 +/- 1.80 
  Weighted least-squares fit:  Y = 2.6 + 0.152 X  + 0.00050 X**2 
 
curvature versus dZ, slope < 10
  n = 864839 
  X=0, Y = 2.98 +/- 2.05 
  Weighted least-squares fit:  Y = 2.9 + 0.192 X  + 0.00036 X**2 
 
 
Number of samples 1656234
Max dz = 900
Mean dz = 6
RMS dz = 20.7123151772
100cm = 99.8635458516 percentile value of dz
Mean dz (curv<=5) = 2
RMS dz (curv<=5) = 6.92820323028

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