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ps4373
d:\northps\block456-14jan08\ps4373.txt
17 Jan 08 00:30:29 Thursday  elapsed time 00:04:54
Rectangular area = 0.875 km2
Data area = 0.858 km2
*percent double coverage = 47.611
**low-curvature dc area = 0.000 km2
1st-return RMSE, low-curvature areas = 0.588
95p = 1.056, 98p = 1.248, 99.5p = 2.076
BE RMSE = 4.392
95p = 6.893, 98p = 11.014, 99.5p = 23.534
1125956 unique returns and 0 duplicate returns
 
350317.99699 1531269.43 562185.77 1670.39 1 1 
350331.823868 1528270.52 561227.39 1507.73 1 1 
1274.039111
351605.862979 1528271.49 562195.24 1910.76 2 1 
351609.04222 1528803.99 560264.96 1152.59 2 1 
231.399164
351840.441384 1531268.26 561771.23 1336.81 2 2 
351855.463335 1528271.0 559267.36 1483.14 1 1 
5688.751819
357544.215154 1528270.64 559412.21 1293.35 1 1 
357551.215182 1529995.52 559262.96 1588.0 2 1 
 
560454 1st returns
565502 2nd returns
0 3rd returns
0 4th returns
63818 ground returns
0 blunders

curvature versus slope
  n = 30281 
  X=0, Y = 41.98 +/- 31.00 
  Weighted least-squares fit:  Y = 68.8 + 1.403 X  + -0.01468 X**2 
 
slope versus dZ, curvature < 5
  n = 2167 
 
  Weighted least-squares fit:  Y = 12.3 + 0.672 X  + 0.00486 X**2 
     at X = 100, Y = 128.1 
     effective RMSE xy = 200.3 
 
slope versus dZ, curvature < 15
  n = 5407 
 
  Weighted least-squares fit:  Y = 12.1 + 0.718 X  + 0.00672 X**2 
 
curvature versus dZ, slope < 10
  n = 570 
  X=0, Y = 18.93 +/- 11.77 
  Weighted least-squares fit:  Y = 17.9 + 3.134 X  + 0.02271 X**2 
 
 
Number of samples 30687
Max dz = 900
Mean dz = 148
RMS dz = 272.069843974
100cm = 55.7336983087 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