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x762y51
d:\lidarqa\consist_rithaiti\x762y51.txt
05 Aug 10 15:32:42 Thursday  elapsed time 00:29:22
Rectangular area = 1.001 km2
Data area = 0.960 km2
*percent double coverage = 84.762
**low-curvature dc area = 0.080 km2
1st-return RMSE, low-curvature areas = 0.065
95p = 0.123, 98p = 0.146, 99.5p = 0.180
BE RMSE = 0.168
95p = 0.313, 98p = 0.498, 99.5p = 0.869
4036514 unique returns and 0 duplicate returns
 
405011.9944 763699.76 2051509.06 96.38 1 2 
405025.7594 762700.18 2051703.01 91.54 1 2 
254.861
405280.6204 762700.0 2051899.46 35.68 1 1 
405294.1914 763699.99 2051501.02 102.54 1 1 
1174.1364
406468.3278 763699.64 2051738.1 50.58 2 7 
406481.722 762700.29 2052175.99 65.75 1 1 
207.626
406689.348 762700.02 2052380.35 37.84 1 2 
406702.1532 763699.99 2052136.27 41.91 1 2 
1140.6056
407842.7588 763699.69 2052196.54 16.94 1 1 
407855.5964 762700.49 2052499.4 3.59 1 2 
214.3558
408069.9522 762700.32 2052499.68 3.58 1 2 
408077.9514 763330.56 2052494.93 1.37 1 1 
 
3954242 1st returns
82272 2nd returns
0 3rd returns
0 4th returns
461009 ground returns
0 blunders

curvature versus slope
  n = 3262552 
  X=0, Y = 20.66 +/- 15.64 
  Weighted least-squares fit:  Y = 22.5 + 1.481 X  + -0.01047 X**2 
 
slope versus dZ, curvature < 5
  n = 114506 
  X=0, Y = 3.61 +/- 2.38 
  Weighted least-squares fit:  Y = 4.3 + 0.083 X  + 0.00096 X**2 
     at X = 100, Y = 22.2 
     effective RMSE xy = 34.2 
 
slope versus dZ, curvature < 15
  n = 431000 
  X=0, Y = 3.79 +/- 2.44 
  Weighted least-squares fit:  Y = 4.5 + 0.071 X  + 0.00125 X**2 
 
curvature versus dZ, slope < 10
  n = 422021 
  X=0, Y = 4.63 +/- 2.97 
  Weighted least-squares fit:  Y = 4.6 + 0.110 X  + 0.00179 X**2 
 
 
Number of samples 3266056
Max dz = 900
Mean dz = 11
RMS dz = 17.7200451467
100cm = 99.8660463874 percentile value of dz
Mean dz (curv<=5) = 5
RMS dz (curv<=5) = 6.40312423743

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