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ps3907
d:\northps\block456-14jan08\ps3907.txt
16 Jan 08 18:55:35 Wednesday  elapsed time 00:07:59
Rectangular area = 0.876 km2
Data area = 0.873 km2
*percent double coverage = 99.081
**low-curvature dc area = 0.003 km2
1st-return RMSE, low-curvature areas = 1.122
95p = 1.797, 98p = 1.980, 99.5p = 2.337
BE RMSE = 2.031
95p = 3.941, 98p = 5.313, 99.5p = 7.899
1840212 unique returns and 0 duplicate returns
 
346713.637756 1453270.0 574234.32 3037.29 2 2 
346727.262573 1456268.41 572652.93 2151.09 2 1 
876.843739
347604.106312 1456268.42 574248.8 1996.22 1 2 
347619.082471 1453270.4 571310.42 2050.17 2 1 
620.698717
348239.781188 1453270.45 572911.25 2797.74 1 1 
348254.351763 1456265.79 571255.69 2643.98 1 1 
884.005061
349138.356824 1456267.36 571370.51 2609.47 2 2 
349152.055641 1453273.27 571265.33 1992.83 2 1 
 
915679 1st returns
924533 2nd returns
0 3rd returns
0 4th returns
179942 ground returns
0 blunders

curvature versus slope
  n = 207908 
  X=0, Y = 31.95 +/- 24.88 
  Weighted least-squares fit:  Y = 60.6 + 1.926 X  + -0.02101 X**2 
 
slope versus dZ, curvature < 5
  n = 20263 
 
  Weighted least-squares fit:  Y = 18.8 + 0.606 X  + 0.00217 X**2 
     at X = 100, Y = 101.1 
     effective RMSE xy = 156.0 
 
slope versus dZ, curvature < 15
  n = 42644 
 
  Weighted least-squares fit:  Y = 19.1 + 0.664 X  + 0.00203 X**2 
 
curvature versus dZ, slope < 10
  n = 8050 
  X=0, Y = 22.69 +/- 12.65 
  Weighted least-squares fit:  Y = 22.7 + 1.734 X  + 0.01169 X**2 
 
 
Number of samples 210629
Max dz = 900
Mean dz = 98
RMS dz = 152.826699238
100cm = 65.7397604318 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