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ps0145
d:\northps\block123-14dec07\ps0145.txt
14 Dec 07 14:00:15 Friday  elapsed time 00:11:11
Rectangular area = 0.875 km2
Data area = 0.874 km2
*percent double coverage = 95.308
**low-curvature dc area = 0.248 km2
1st-return RMSE, low-curvature areas = 0.220
95p = 0.443, 98p = 0.541, 99.5p = 0.680
BE RMSE = 0.183
95p = 0.309, 98p = 0.455, 99.5p = 0.871
2187019 unique returns and 0 duplicate returns
 
437431.936162 1258272.91 727253.49 127.14 1 2 
437447.505378 1259481.07 730251.89 132.54 1 10 
311.265743
437758.771121 1261261.87 730251.59 140.1 1 10 
437776.095413 1258291.98 727252.1 126.81 1 10 
56479.474268
494255.569681 1260342.51 727252.06 132.3 1 10 
494269.983993 1261265.03 730250.65 140.13 1 1 
32222.383963
526492.367956 1261261.72 730251.8 140.1 1 2 
526511.461395 1258300.39 727252.02 126.71 1 2 
 
2175792 1st returns
10003 2nd returns
1177 3rd returns
47 4th returns
696526 ground returns
0 blunders

curvature versus slope
  n = 2807658 
  X=0, Y = 8.56 +/- 7.41 
  Weighted least-squares fit:  Y = 16.4 + 3.973 X  + -0.06271 X**2 
 
slope versus dZ, curvature < 5
  n = 780548 
  X=0, Y = 4.97 +/- 3.75 
  Weighted least-squares fit:  Y = 4.3 + 0.322 X  + 0.00199 X**2 
     at X = 100, Y = 56.4 
     effective RMSE xy = 88.3 
 
slope versus dZ, curvature < 15
  n = 1337655 
  X=0, Y = 5.05 +/- 3.65 
  Weighted least-squares fit:  Y = 4.6 + 0.360 X  + 0.00136 X**2 
 
curvature versus dZ, slope < 10
  n = 1055641 
  X=0, Y = 5.41 +/- 3.87 
  Weighted least-squares fit:  Y = 3.8 + 2.271 X  + -0.02935 X**2 
 
 
Number of samples 2884173
Max dz = 600
Mean dz = 21
RMS dz = 37.762415177
100cm = 95.8461923054 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