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ps4411
d:\northps\block123-14dec07\ps4411.txt
15 Dec 07 18:40:39 Saturday  elapsed time 00:04:36
Rectangular area = 0.877 km2
Data area = 0.874 km2
*percent double coverage = 23.390
**low-curvature dc area = 0.162 km2
1st-return RMSE, low-curvature areas = 0.484
95p = 0.849, 98p = 0.962, 99.5p = 1.116
BE RMSE = 0.423
95p = 0.732, 98p = 1.038, 99.5p = 1.928
1010377 unique returns and 0 duplicate returns
 
89369.3681174 1324269.98 556573.49 79.48 1 2 
89381.9693194 1321273.75 556256.08 81.51 1 1 
328406.496686
417788.466005 1321270.72 559249.32 88.82 2 2 
417802.875479 1324269.95 556260.96 78.14 1 1 
 
505153 1st returns
505224 2nd returns
0 3rd returns
0 4th returns
349394 ground returns
0 blunders

curvature versus slope
  n = 334815 
  X=0, Y = 7.16 +/- 3.77 
  Weighted least-squares fit:  Y = 4.9 + 3.847 X  + 0.00788 X**2 
 
slope versus dZ, curvature < 5
  n = 214431 
  X=0, Y = 15.47 +/- 8.33 
  Weighted least-squares fit:  Y = 13.2 + 0.325 X  + 0.00355 X**2 
     at X = 100, Y = 81.2 
     effective RMSE xy = 125.8 
 
slope versus dZ, curvature < 15
  n = 311406 
  X=0, Y = 16.66 +/- 8.92 
  Weighted least-squares fit:  Y = 12.1 + 0.652 X  + -0.00332 X**2 
 
curvature versus dZ, slope < 10
  n = 266997 
  X=0, Y = 14.55 +/- 7.07 
  Weighted least-squares fit:  Y = 14.2 + 0.799 X  + 0.26251 X**2 
 
 
Number of samples 335141
Max dz = 900
Mean dz = 14
RMS dz = 18.7882942281
100cm = 99.8946711981 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