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ps5056
d:\northps\block123-14dec07\ps5056.txt
15 Dec 07 20:05:09 Saturday  elapsed time 00:08:20
Rectangular area = 0.875 km2
Data area = 0.870 km2
*percent double coverage = 79.440
**low-curvature dc area = 0.159 km2
1st-return RMSE, low-curvature areas = 0.352
95p = 0.655, 98p = 0.806, 99.5p = 1.063
BE RMSE = 0.993
95p = 2.000, 98p = 2.623, 99.5p = 3.733
1687604 unique returns and 0 duplicate returns
 
291263.678109 1251289.13 538252.03 88.02 1 2 
291278.849488 1252265.13 541249.93 152.38 1 1 
64333.528171
355612.377659 1252260.9 541249.0 132.04 1 1 
355627.660459 1251106.51 538252.83 107.94 1 1 
12783.572135
368411.232594 1252225.03 541251.78 139.9 1 1 
368427.529439 1249288.9 538252.1 95.17 1 1 
782.919927
369210.449366 1249301.15 538252.01 44.45 1 2 
369225.279435 1250534.35 541251.88 115.91 1 2 
 
1489197 1st returns
185093 2nd returns
13160 3rd returns
154 4th returns
290436 ground returns
0 blunders

curvature versus slope
  n = 837495 
  X=0, Y = 13.87 +/- 9.30 
  Weighted least-squares fit:  Y = 17.7 + 4.236 X  + -0.04694 X**2 
 
slope versus dZ, curvature < 5
  n = 395589 
  X=0, Y = 7.16 +/- 4.56 
  Weighted least-squares fit:  Y = 6.4 + 0.415 X  + -0.00013 X**2 
     at X = 100, Y = 46.6 
     effective RMSE xy = 72.5 
 
slope versus dZ, curvature < 15
  n = 607598 
  X=0, Y = 10.27 +/- 6.74 
  Weighted least-squares fit:  Y = 6.9 + 0.427 X  + 0.00017 X**2 
 
curvature versus dZ, slope < 10
  n = 328606 
  X=0, Y = 8.87 +/- 5.30 
  Weighted least-squares fit:  Y = 8.2 + 1.457 X  + 0.05793 X**2 
 
 
Number of samples 852285
Max dz = 900
Mean dz = 20
RMS dz = 46.2060602086
100cm = 96.8339229248 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