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ps1141
d:\northps\block123-14dec07\ps1141.txt
14 Dec 07 23:43:37 Friday  elapsed time 00:06:39
Rectangular area = 0.875 km2
Data area = 0.874 km2
*percent double coverage = 84.577
**low-curvature dc area = 0.027 km2
1st-return RMSE, low-curvature areas = 0.795
95p = 1.639, 98p = 2.046, 99.5p = 2.555
BE RMSE = 1.509
95p = 2.839, 98p = 4.302, 99.5p = 7.705
1948523 unique returns and 0 duplicate returns
 
421800.815576 1308321.63 682252.08 2274.29 1 1 
421813.800538 1309253.68 685251.42 1902.25 1 1 
757.136521
422570.937059 1309248.38 685249.9 1775.63 2 2 
422587.04485 1306292.5 682252.82 2212.58 2 1 
937.544816
423524.589666 1306274.27 682252.32 2213.5 2 1 
423538.784708 1308316.83 685251.85 2079.02 2 1 
729.454354
424268.239062 1306387.68 685251.54 2056.01 1 1 
424273.244795 1306271.02 684201.78 1942.53 2 2 
 
969985 1st returns
978538 2nd returns
0 3rd returns
0 4th returns
308587 ground returns
0 blunders

curvature versus slope
  n = 495224 
  X=0, Y = 29.12 +/- 14.35 
  Weighted least-squares fit:  Y = 29.5 + 3.188 X  + -0.03355 X**2 
 
slope versus dZ, curvature < 5
  n = 126509 
 
  Weighted least-squares fit:  Y = 3.7 + 1.146 X  + -0.00491 X**2 
     at X = 100, Y = 69.2 
     effective RMSE xy = 108.5 
 
slope versus dZ, curvature < 15
  n = 314754 
 
  Weighted least-squares fit:  Y = 4.8 + 1.123 X  + -0.00437 X**2 
 
curvature versus dZ, slope < 10
  n = 23099 
  X=0, Y = 12.26 +/- 8.39 
  Weighted least-squares fit:  Y = 10.6 + 2.677 X  + -0.07815 X**2 
 
 
Number of samples 502799
Max dz = 900
Mean dz = 37
RMS dz = 64.3272881443
100cm = 94.1219055726 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