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ps2453
d:\northps\block123-14dec07\ps2453.txt
15 Dec 07 09:36:03 Saturday  elapsed time 00:07:06
Rectangular area = 0.875 km2
Data area = 0.874 km2
*percent double coverage = 99.042
**low-curvature dc area = 0.003 km2
1st-return RMSE, low-curvature areas = 0.584
95p = 1.043, 98p = 1.318, 99.5p = 1.689
BE RMSE = 2.349
95p = 4.845, 98p = 6.860, 99.5p = 10.328
2030635 unique returns and 0 duplicate returns
 
439592.879059 1278353.8 613254.08 804.36 2 2 
439606.892719 1279264.66 616251.68 1404.77 2 1 
1288.917519
440895.810238 1279269.94 616250.02 1459.05 2 1 
440911.358024 1276552.59 613252.21 1548.04 1 1 
353.934212
441265.292236 1276272.28 613252.02 1575.02 1 1 
441280.266065 1279264.6 616251.81 1469.72 1 1 
775.350201
442055.616266 1276969.76 616247.56 1900.59 2 1 
442069.856369 1276276.99 613252.48 1576.61 2 1 
 
1010430 1st returns
1020205 2nd returns
0 3rd returns
0 4th returns
84691 ground returns
0 blunders

curvature versus slope
  n = 297163 
  X=0, Y = 53.53 +/- 29.67 
  Weighted least-squares fit:  Y = 67.8 + 1.428 X  + -0.01554 X**2 
 
slope versus dZ, curvature < 5
  n = 23849 
 
  Weighted least-squares fit:  Y = 18.9 + -0.069 X  + 0.00701 X**2 
     at X = 100, Y = 82.1 
     effective RMSE xy = 125.5 
 
slope versus dZ, curvature < 15
  n = 77687 
 
  Weighted least-squares fit:  Y = 19.0 + 0.009 X  + 0.00625 X**2 
 
curvature versus dZ, slope < 10
  n = 1887 
  X=0, Y = 18.09 +/- 6.25 
  Weighted least-squares fit:  Y = 17.0 + 1.800 X  + 0.00194 X**2 
 
 
Number of samples 300016
Max dz = 900
Mean dz = 64
RMS dz = 109.539947051
100cm = 80.1570582902 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