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ps6018
d:\northps\block123-14dec07\ps6018.txt
15 Dec 07 23:52:33 Saturday  elapsed time 00:09:40
Rectangular area = 0.875 km2
Data area = 0.843 km2
*percent double coverage = 69.644
**low-curvature dc area = 0.362 km2
1st-return RMSE, low-curvature areas = 0.524
95p = 0.686, 98p = 0.906, 99.5p = 4.098
BE RMSE = 1.005
95p = 2.497, 98p = 3.460, 99.5p = 4.364
1311798 unique returns and 0 duplicate returns
 
289270.36473 1255261.54 490252.63 7.0 1 2 
289284.430147 1254131.17 493251.97 7.04 1 10 
1412.385649
290696.815796 1255131.61 493251.99 7.79 1 10 
290712.751294 1252321.06 490252.4 8.57 1 2 
318.888551
291031.639845 1252278.85 490255.18 6.71 1 10 
291046.135939 1253236.83 493251.98 7.2 1 10 
64798.86715
355845.003089 1252272.85 493251.63 7.54 1 10 
355859.983935 1252273.21 490253.06 2.79 1 10 
 
1311353 1st returns
439 2nd returns
6 3rd returns
0 4th returns
427099 ground returns
0 blunders

curvature versus slope
  n = 1381292 
  X=0, Y = 7.70 +/- 5.44 
  Weighted least-squares fit:  Y = 5.9 + 4.066 X  + -0.04790 X**2 
 
slope versus dZ, curvature < 5
  n = 751015 
  X=0, Y = 9.51 +/- 5.97 
  Weighted least-squares fit:  Y = 2.6 + 2.569 X  + -0.02412 X**2 
     at X = 100, Y = 18.3 
     effective RMSE xy = 28.5 
 
slope versus dZ, curvature < 15
  n = 1213771 
  X=0, Y = 9.54 +/- 5.83 
  Weighted least-squares fit:  Y = 6.4 + 2.109 X  + -0.01914 X**2 
 
curvature versus dZ, slope < 10
  n = 1005723 
  X=0, Y = 13.88 +/- 13.76 
  Weighted least-squares fit:  Y = 11.3 + 5.250 X  + -0.10495 X**2 
 
 
Number of samples 1438210
Max dz = 700
Mean dz = 22
RMS dz = 46.7867502612
100cm = 91.3253280119 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