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ps5352
d:\northps\block456-14jan08\ps5352.txt
17 Jan 08 21:56:55 Thursday  elapsed time 00:07:44
Rectangular area = 0.875 km2
Data area = 0.874 km2
*percent double coverage = 33.516
**low-curvature dc area = 0.077 km2
1st-return RMSE, low-curvature areas = 0.259
95p = 0.487, 98p = 0.578, 99.5p = 0.743
BE RMSE = 1.489
95p = 3.356, 98p = 5.391, 99.5p = 7.937
1249631 unique returns and 0 duplicate returns
 
260934.287694 1213276.31 529252.2 330.31 2 1 
260949.127382 1215319.81 532251.98 302.55 1 10 
485.844391
261434.971773 1214432.4 532251.95 250.28 1 10 
261449.889135 1215961.01 529252.1 267.06 1 1 
 
1015561 1st returns
195419 2nd returns
35413 3rd returns
3238 4th returns
186614 ground returns
0 blunders

curvature versus slope
  n = 259148 
  X=0, Y = 12.33 +/- 9.87 
  Weighted least-squares fit:  Y = 21.1 + 4.005 X  + -0.04529 X**2 
 
slope versus dZ, curvature < 5
  n = 135569 
  X=0, Y = 9.79 +/- 4.78 
  Weighted least-squares fit:  Y = 6.6 + 0.157 X  + 0.00054 X**2 
     at X = 100, Y = 27.8 
     effective RMSE xy = 42.4 
 
slope versus dZ, curvature < 15
  n = 180527 
  X=0, Y = 9.58 +/- 4.78 
  Weighted least-squares fit:  Y = 6.6 + 0.223 X  + 0.00045 X**2 
 
curvature versus dZ, slope < 10
  n = 123043 
  X=0, Y = 7.35 +/- 4.34 
  Weighted least-squares fit:  Y = 7.0 + 0.978 X  + 0.09194 X**2 
 
 
Number of samples 262184
Max dz = 900
Mean dz = 16
RMS dz = 43.0581002832
100cm = 98.0197113478 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