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ps1954
d:\northps\block456-14jan08\ps1954.txt
15 Jan 08 15:35:33 Tuesday  elapsed time 00:08:53
Rectangular area = 0.875 km2
Data area = 0.874 km2
*percent double coverage = 80.779
**low-curvature dc area = 0.009 km2
1st-return RMSE, low-curvature areas = 2.526
95p = 3.862, 98p = 4.049, 99.5p = 4.292
BE RMSE = 2.188
95p = 4.051, 98p = 5.616, 99.5p = 8.964
1696606 unique returns and 0 duplicate returns
 
239981.869309 1429269.89 634869.92 2535.13 1 1 
239989.634166 1427641.63 634259.03 2782.27 2 2 
263.99841
240253.632576 1426270.5 634252.92 2682.1 2 1 
240267.723647 1429269.64 636556.89 2248.06 2 1 
577.132312
240844.855959 1429269.71 637245.55 2140.13 1 1 
240861.410294 1426270.08 634263.57 2745.4 1 1 
234.201802
241095.612096 1426620.7 636895.39 3089.37 2 2 
241106.216722 1429269.69 637250.54 2100.95 2 1 
 
841861 1st returns
854745 2nd returns
0 3rd returns
0 4th returns
206714 ground returns
0 blunders

curvature versus slope
  n = 126670 
  X=0, Y = 40.00 +/- 24.92 
  Weighted least-squares fit:  Y = 56.6 + 2.075 X  + -0.02274 X**2 
 
slope versus dZ, curvature < 5
  n = 34300 
 
  Weighted least-squares fit:  Y = 67.2 + 0.115 X  + -0.00091 X**2 
     at X = 100, Y = 69.6 
     effective RMSE xy = 28.2 
 
slope versus dZ, curvature < 15
  n = 58694 
 
  Weighted least-squares fit:  Y = 67.8 + -0.002 X  + 0.00099 X**2 
 
curvature versus dZ, slope < 10
  n = 5745 
  X=0, Y = 59.54 +/- 37.11 
  Weighted least-squares fit:  Y = 60.4 + 0.189 X  + -0.28547 X**2 
 
 
Number of samples 128458
Max dz = 900
Mean dz = 80
RMS dz = 125.610509114
100cm = 73.5968176369 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