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x725y38
d:\lidarqa\consist_rithaiti\x725y38.txt
05 Aug 10 18:56:00 Thursday  elapsed time 00:30:23
Rectangular area = 1.000 km2
Data area = 1.000 km2
*percent double coverage = 98.457
**low-curvature dc area = 0.064 km2
1st-return RMSE, low-curvature areas = 0.036
95p = 0.069, 98p = 0.083, 99.5p = 0.109
BE RMSE = 0.139
95p = 0.258, 98p = 0.415, 99.5p = 0.747
4800112 unique returns and 0 duplicate returns
 
239932.43 725700.0 2039318.06 17.26 2 1 
239945.135 726699.71 2039495.77 47.97 2 1 
718.2786
240663.4136 726699.36 2039499.71 47.79 1 1 
240677.4064 725700.13 2039091.67 24.79 1 1 
230.8302
240908.2366 725700.02 2038865.01 16.83 1 1 
240922.2272 726699.83 2039463.4 54.87 1 1 
725.444
241647.6712 726699.99 2039256.86 55.65 2 1 
241661.6794 725700.12 2038681.53 15.62 1 1 
245.3086
241906.988 725700.0 2038501.01 23.17 2 1 
241920.837 726699.99 2039038.43 60.39 1 1 
702.9386
242623.7756 726699.68 2038768.72 57.83 1 1 
242637.4142 725700.21 2038504.99 24.49 1 1 
 
4434926 1st returns
365186 2nd returns
0 3rd returns
0 4th returns
305988 ground returns
0 blunders

curvature versus slope
  n = 4542507 
  X=0, Y = 18.24 +/- 13.74 
  Weighted least-squares fit:  Y = 9.9 + 1.578 X  + -0.00873 X**2 
 
slope versus dZ, curvature < 5
  n = 56006 
 
  Weighted least-squares fit:  Y = 3.1 + 0.107 X  + 0.00060 X**2 
     at X = 100, Y = 19.8 
     effective RMSE xy = 30.7 
 
slope versus dZ, curvature < 15
  n = 314559 
  X=0, Y = 1.95 +/- 0.85 
  Weighted least-squares fit:  Y = 3.7 + 0.069 X  + 0.00117 X**2 
 
curvature versus dZ, slope < 10
  n = 1657724 
  X=0, Y = 3.75 +/- 2.44 
  Weighted least-squares fit:  Y = 4.2 + 0.105 X  + 0.00139 X**2 
 
 
Number of samples 4548832
Max dz = 900
Mean dz = 8
RMS dz = 17.6635217327
100cm = 99.8470596408 percentile value of dz
Mean dz (curv<=5) = 3
RMS dz (curv<=5) = 7.48331477355

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