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x761y16
d:\lidarqa\consist_rithaiti\x761y16.txt
05 Aug 10 12:11:00 Thursday  elapsed time 00:27:33
Rectangular area = 1.000 km2
Data area = 1.000 km2
*percent double coverage = 53.556
**low-curvature dc area = 0.049 km2
1st-return RMSE, low-curvature areas = 0.039
95p = 0.077, 98p = 0.094, 99.5p = 0.120
BE RMSE = 0.097
95p = 0.156, 98p = 0.254, 99.5p = 0.493
4038204 unique returns and 0 duplicate returns
 
312937.6388 762659.58 2017499.99 40.48 1 1 
312952.6668 762699.91 2016500.0 38.75 1 1 
177.4814
313130.1482 762692.03 2016500.16 38.94 1 1 
313143.3994 762660.76 2017499.96 57.5 1 1 
234.9234
313378.3228 762044.2 2017499.66 62.33 1 1 
313393.7664 762531.8 2016500.03 42.51 1 1 
195.8264
313589.5928 762177.3 2016500.0 42.3 1 1 
313603.4638 761782.36 2017499.97 70.66 1 1 
581.5666
314185.0304 761700.13 2017499.86 71.23 1 1 
314199.4454 761932.28 2016500.44 25.26 1 1 
 
3788506 1st returns
249698 2nd returns
0 3rd returns
0 4th returns
849643 ground returns
0 blunders

curvature versus slope
  n = 1588630 
  X=0, Y = 13.06 +/- 11.57 
  Weighted least-squares fit:  Y = 9.9 + 1.623 X  + -0.00981 X**2 
 
slope versus dZ, curvature < 5
  n = 88293 
  X=0, Y = 3.34 +/- 2.17 
  Weighted least-squares fit:  Y = 2.5 + 0.168 X  + -0.00058 X**2 
     at X = 100, Y = 13.6 
     effective RMSE xy = 20.9 
 
slope versus dZ, curvature < 15
  n = 321624 
  X=0, Y = 3.30 +/- 2.10 
  Weighted least-squares fit:  Y = 2.9 + 0.106 X  + 0.00095 X**2 
 
curvature versus dZ, slope < 10
  n = 647064 
  X=0, Y = 3.40 +/- 2.18 
  Weighted least-squares fit:  Y = 3.2 + 0.117 X  + 0.00169 X**2 
 
 
Number of samples 1590892
Max dz = 900
Mean dz = 7
RMS dz = 18.8679622641
100cm = 99.8448669049 percentile value of dz
Mean dz (curv<=5) = 3
RMS dz (curv<=5) = 6.16441400297

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