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ps1345
d:\northps\block123-14dec07\ps1345.txt
15 Dec 07 01:45:14 Saturday  elapsed time 00:10:11
Rectangular area = 0.875 km2
Data area = 0.874 km2
*percent double coverage = 90.945
**low-curvature dc area = 0.080 km2
1st-return RMSE, low-curvature areas = 0.640
95p = 1.237, 98p = 1.408, 99.5p = 1.636
BE RMSE = 1.014
95p = 2.019, 98p = 2.824, 99.5p = 4.314
3156193 unique returns and 0 duplicate returns
 
319523.420408 1355168.64 673251.56 4055.17 2 2 
319539.338137 1354270.43 670252.19 4018.57 1 1 
863.197218
320402.535355 1354370.83 670252.11 3924.9 1 2 
320416.188372 1357189.4 673251.85 4304.32 2 1 
873.657306
321289.845678 1357265.59 673251.43 4322.27 2 1 
321306.331833 1355508.02 670252.26 3586.98 2 1 
7329.32788
328635.659713 1357269.72 673190.74 4364.74 2 1 
328649.539805 1354271.57 673250.26 3942.96 2 1 
 
1575309 1st returns
1580884 2nd returns
0 3rd returns
0 4th returns
665648 ground returns
0 blunders

curvature versus slope
  n = 1188893 
  X=0, Y = 46.35 +/- 22.13 
  Weighted least-squares fit:  Y = 54.0 + 2.121 X  + -0.02308 X**2 
 
slope versus dZ, curvature < 5
  n = 319138 
  X=0, Y = 2.24 +/- 1.45 
  Weighted least-squares fit:  Y = 2.6 + 0.431 X  + -0.00155 X**2 
     at X = 100, Y = 30.2 
     effective RMSE xy = 47.2 
 
slope versus dZ, curvature < 15
  n = 600971 
  X=0, Y = 2.24 +/- 1.45 
  Weighted least-squares fit:  Y = 4.3 + 0.295 X  + 0.00066 X**2 
 
curvature versus dZ, slope < 10
  n = 12463 
  X=0, Y = 6.26 +/- 4.26 
  Weighted least-squares fit:  Y = 5.3 + 1.773 X  + -0.03092 X**2 
 
 
Number of samples 1220715
Max dz = 900
Mean dz = 34
RMS dz = 56.4358042381
100cm = 91.9487349627 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