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ps3161
d:\northps\block456-14jan08\ps3161.txt
16 Jan 08 09:29:30 Wednesday  elapsed time 00:13:53
Rectangular area = 0.875 km2
Data area = 0.873 km2
*percent double coverage = 98.881
**low-curvature dc area = 0.033 km2
1st-return RMSE, low-curvature areas = 1.198
95p = 2.292, 98p = 2.631, 99.5p = 3.043
BE RMSE = 5.993
95p = 11.026, 98p = 17.798, 99.5p = 31.213
1801611 unique returns and 0 duplicate returns
 
324420.126401 1491124.51 595250.58 1643.38 1 1 
324420.96079 1491317.37 595229.36 1641.7 2 1 
921.323663
325342.284453 1492268.5 595249.62 1627.85 2 2 
325356.0208 1489270.33 594092.3 3174.8 1 1 
926.319313
326282.340113 1489270.43 595199.35 2349.46 1 2 
326296.926389 1492268.19 592252.93 3770.18 1 1 
360.99695
326657.923339 1492269.32 594973.94 1728.7 1 1 
326673.362554 1489270.42 592255.07 4287.55 1 1 
 
897978 1st returns
903633 2nd returns
0 3rd returns
0 4th returns
319296 ground returns
0 blunders

curvature versus slope
  n = 700031 
  X=0, Y = 64.29 +/- 24.83 
  Weighted least-squares fit:  Y = 70.1 + 1.318 X  + -0.01387 X**2 
 
slope versus dZ, curvature < 5
  n = 138705 
 
  Weighted least-squares fit:  Y = 29.8 + 0.520 X  + -0.00073 X**2 
     at X = 100, Y = 74.4 
     effective RMSE xy = 107.2 
 
slope versus dZ, curvature < 15
  n = 342576 
 
  Weighted least-squares fit:  Y = 28.6 + 0.728 X  + -0.00194 X**2 
 
curvature versus dZ, slope < 10
  n = 2238 
  X=0, Y = 29.54 +/- 20.74 
  Weighted least-squares fit:  Y = 31.9 + 1.134 X  + -0.04635 X**2 
 
 
Number of samples 710903
Max dz = 900
Mean dz = 67
RMS dz = 91.0549284773
100cm = 77.5212652078 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