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ps2768
d:\northps\block456-14jan08\ps2768.txt
16 Jan 08 03:12:25 Wednesday  elapsed time 00:08:52
Rectangular area = 0.875 km2
Data area = 0.874 km2
*percent double coverage = 75.205
**low-curvature dc area = 0.021 km2
1st-return RMSE, low-curvature areas = 1.341
95p = 2.569, 98p = 2.984, 99.5p = 3.422
BE RMSE = 4.134
95p = 7.378, 98p = 11.923, 99.5p = 21.028
1479407 unique returns and 0 duplicate returns
 
267361.518755 1554168.99 607247.47 2325.91 2 1 
267372.182944 1552270.7 605976.83 2715.03 2 2 
746.964957
268119.147901 1552271.12 604289.34 4075.01 2 1 
268137.372394 1555267.49 607250.32 2773.89 1 1 
603.181582
268740.553976 1555268.65 607247.16 2754.55 2 1 
268758.598726 1552271.58 604254.57 4101.71 2 1 
 
737598 1st returns
741809 2nd returns
0 3rd returns
0 4th returns
293413 ground returns
0 blunders

curvature versus slope
  n = 658666 
  X=0, Y = 54.02 +/- 26.07 
  Weighted least-squares fit:  Y = 59.1 + 1.830 X  + -0.01974 X**2 
 
slope versus dZ, curvature < 5
  n = 116994 
 
  Weighted least-squares fit:  Y = 22.4 + 0.511 X  + 0.00083 X**2 
     at X = 100, Y = 81.8 
     effective RMSE xy = 123.6 
 
slope versus dZ, curvature < 15
  n = 308338 
 
  Weighted least-squares fit:  Y = 23.2 + 0.546 X  + 0.00069 X**2 
 
curvature versus dZ, slope < 10
  n = 3611 
  X=0, Y = 28.27 +/- 16.69 
  Weighted least-squares fit:  Y = 34.4 + -4.319 X  + 0.61580 X**2 
 
 
Number of samples 673497
Max dz = 900
Mean dz = 63
RMS dz = 89.8776946745
100cm = 82.1576042655 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