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x724y38
d:\lidarqa\consist_rithaiti\x724y38.txt
05 Aug 10 17:53:33 Thursday  elapsed time 00:27:45
Rectangular area = 1.000 km2
Data area = 0.996 km2
*percent double coverage = 90.696
**low-curvature dc area = 0.112 km2
1st-return RMSE, low-curvature areas = 0.050
95p = 0.100, 98p = 0.124, 99.5p = 0.160
BE RMSE = 0.102
95p = 0.179, 98p = 0.272, 99.5p = 0.484
4014746 unique returns and 0 duplicate returns
 
239919.6944 724700.29 2039325.04 0.06 1 2 
239932.4814 725699.97 2039488.38 11.35 1 2 
744.5802
240677.0616 725699.59 2039499.2 14.47 1 1 
240690.8526 724700.38 2039068.82 0.14 1 1 
203.8496
240894.7022 724700.01 2038780.0 0.15 1 1 
240908.799 725699.99 2039395.82 20.58 1 1 
752.6374
241661.4364 725699.74 2039206.24 13.39 1 1 
241675.4982 724700.61 2038625.71 12.97 1 1 
218.6884
241894.1866 724700.17 2038502.62 2.78 1 1 
241907.5864 725699.97 2039002.17 17.63 2 1 
729.7412
242637.3276 725699.57 2038713.88 16.22 1 1 
242650.8676 724700.2 2038500.82 2.48 1 1 
 
3780459 1st returns
234287 2nd returns
0 3rd returns
0 4th returns
237794 ground returns
0 blunders

curvature versus slope
  n = 5025242 
  X=0, Y = 8.92 +/- 6.86 
  Weighted least-squares fit:  Y = 8.9 + 1.579 X  + -0.00898 X**2 
 
slope versus dZ, curvature < 5
  n = 144783 
  X=0, Y = 4.46 +/- 2.41 
  Weighted least-squares fit:  Y = 4.7 + 0.066 X  + 0.00089 X**2 
     at X = 100, Y = 20.2 
     effective RMSE xy = 30.9 
 
slope versus dZ, curvature < 15
  n = 497305 
  X=0, Y = 4.47 +/- 2.68 
  Weighted least-squares fit:  Y = 4.8 + 0.047 X  + 0.00146 X**2 
 
curvature versus dZ, slope < 10
  n = 1850351 
  X=0, Y = 5.02 +/- 3.29 
  Weighted least-squares fit:  Y = 4.8 + 0.118 X  + 0.00129 X**2 
 
 
Number of samples 5030566
Max dz = 900
Mean dz = 8
RMS dz = 16.1554944214
100cm = 99.8787611573 percentile value of dz
Mean dz (curv<=5) = 4
RMS dz (curv<=5) = 5.74456264654

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