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ps4473
d:\northps\block456-14jan08\ps4473.txt
17 Jan 08 01:22:35 Thursday  elapsed time 00:06:47
Rectangular area = 0.877 km2
Data area = 0.874 km2
*percent double coverage = 99.692
**low-curvature dc area = 0.000 km2
1st-return RMSE, low-curvature areas = 2.321
95p = 3.777, 98p = 3.871, 99.5p = 4.039
BE RMSE = 2.831
95p = 5.407, 98p = 6.856, 99.5p = 9.617
1680546 unique returns and 0 duplicate returns
 
157432.188914 1509680.37 556257.73 820.51 1 2 
157434.421788 1510239.41 556258.39 936.06 1 1 
194082.681123
351517.102911 1507271.61 559245.27 1968.06 1 1 
351530.101592 1510268.68 559062.79 2765.85 2 1 
407.794007
351937.895599 1510269.79 559245.7 2850.81 2 1 
351951.299656 1507271.08 556954.92 753.08 2 1 
5505.472532
357456.772188 1507270.15 559249.08 1910.98 2 1 
357470.421984 1510269.97 556317.5 970.57 1 1 
400.879962
357871.301946 1510269.73 557751.88 1884.44 2 1 
357884.593602 1507271.09 556322.13 600.21 1 1 
 
836884 1st returns
843662 2nd returns
0 3rd returns
0 4th returns
119511 ground returns
0 blunders

curvature versus slope
  n = 123317 
  X=0, Y = 78.26 +/- 17.77 
  Weighted least-squares fit:  Y = 82.1 + 0.723 X  + -0.00701 X**2 
 
slope versus dZ, curvature < 5
  n = 3926 
 
  Weighted least-squares fit:  Y = -19.2 + 1.792 X  + -0.00626 X**2 
     at X = 100, Y = 97.4 
     effective RMSE xy = 150.1 
 
slope versus dZ, curvature < 15
  n = 13921 
 
  Weighted least-squares fit:  Y = -5.8 + 1.465 X  + -0.00374 X**2 
 
curvature versus dZ, slope < 10
  n = 11 
 
  Weighted least-squares fit:  Y = -64.7 + 40.587 X  + -2.55340 X**2 
 
 
Number of samples 124856
Max dz = 900
Mean dz = 104
RMS dz = 157.499206347
100cm = 61.0110847697 percentile value of dz

Number of survey units in 1 meter = 3.208
Nominal spot spacing (in survey units) = 5
Nominal pulse density (per m2) = 1
Difference cell size = 2.5
IsData cell size = 1.25
IsData expand cells = 8
IsData shrink cells = 7
BE IsData cell size = 2.5
BE IsData expand cells = 24
BE IsData shrink cells = 24
MaxCurve = 24.69903359999
Curvature expand cells = 4
Curvature shrink cells = 3
Point density cell size = 20
Color critical value = 0.3208
Hue jump at critical value = 90