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ps1357
d:\northps\block123-14dec07\ps1357.txt
15 Dec 07 01:53:31 Saturday  elapsed time 00:08:05
Rectangular area = 0.875 km2
Data area = 0.872 km2
*percent double coverage = 38.486
**low-curvature dc area = 0.057 km2
1st-return RMSE, low-curvature areas = 0.471
95p = 1.054, 98p = 1.275, 99.5p = 1.488
BE RMSE = 0.641
95p = 1.370, 98p = 1.802, 99.5p = 2.390
1857028 unique returns and 0 duplicate returns
 
436226.952526 1250870.65 670251.48 301.51 4 10 
436242.907144 1249271.0 667253.39 283.66 1 1 
902.50736
437145.414504 1249674.37 667252.08 287.03 1 10 
437161.090355 1252267.01 670251.61 320.4 1 2 
907.235126
438068.325481 1252269.95 669869.66 309.29 1 10 
438082.018565 1252036.15 667252.07 305.95 1 10 
88718.902777
526800.921342 1252269.26 670247.51 319.88 1 2 
526815.845828 1251746.9 667252.68 372.2 1 1 
 
1345468 1st returns
408203 2nd returns
93441 3rd returns
9916 4th returns
293317 ground returns
0 blunders

curvature versus slope
  n = 264067 
  X=0, Y = 11.81 +/- 9.34 
  Weighted least-squares fit:  Y = 17.8 + 4.140 X  + -0.04596 X**2 
 
slope versus dZ, curvature < 5
  n = 130940 
  X=0, Y = 11.34 +/- 6.44 
  Weighted least-squares fit:  Y = 12.5 + 0.156 X  + 0.00094 X**2 
     at X = 100, Y = 37.6 
     effective RMSE xy = 55.6 
 
slope versus dZ, curvature < 15
  n = 184315 
  X=0, Y = 11.15 +/- 6.10 
  Weighted least-squares fit:  Y = 12.4 + 0.155 X  + 0.00189 X**2 
 
curvature versus dZ, slope < 10
  n = 136314 
  X=0, Y = 14.14 +/- 10.22 
  Weighted least-squares fit:  Y = 12.2 + 0.712 X  + 0.10830 X**2 
 
 
Number of samples 266183
Max dz = 900
Mean dz = 22
RMS dz = 64.1170804076
100cm = 96.2935273853 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