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ps4546
d:\northps\block456-14jan08\ps4546.txt
17 Jan 08 02:09:34 Thursday  elapsed time 00:14:55
Rectangular area = 0.877 km2
Data area = 0.874 km2
*percent double coverage = 99.927
**low-curvature dc area = 0.000 km2
1st-return RMSE, low-curvature areas = 0.238
95p = 0.520, 98p = 0.571, 99.5p = 0.653
BE RMSE = 3.072
95p = 6.080, 98p = 8.474, 99.5p = 13.246
3422894 unique returns and 0 duplicate returns
 
87252.1942638 1402270.03 556244.18 546.02 1 1 
87264.8560471 1405269.5 555809.32 1068.02 1 1 
354.6399729
87619.49602 1405269.61 556202.42 908.15 2 2 
87632.2517026 1402270.16 554391.33 451.99 1 1 
1048.4839021
88680.7356047 1402270.43 555988.82 513.28 2 2 
88693.4898049 1405269.97 553336.36 598.16 2 1 
336.7926608
89030.2824657 1405269.02 553738.49 522.41 2 2 
89042.9846497 1402271.66 553252.44 204.89 2 1 
327725.337983
416768.322633 1402270.42 554104.32 305.76 2 1 
416782.422464 1405269.03 553254.38 565.42 1 1 
319.038801
417101.461265 1405269.53 553325.41 569.22 2 1 
417113.310043 1402270.37 555504.64 675.35 1 1 
1032.458165
418145.768208 1402270.02 556194.05 534.44 1 1 
418159.223322 1405269.77 553718.41 629.0 1 1 
295.00956
418454.232882 1405267.65 556249.16 941.06 1 1 
418465.833208 1402270.04 556249.27 544.84 1 1 
 
1703643 1st returns
1719251 2nd returns
0 3rd returns
0 4th returns
93587 ground returns
0 blunders

curvature versus slope
  n = 1234084 
  X=0, Y = 20.41 +/- 14.41 
  Weighted least-squares fit:  Y = 75.1 + 1.173 X  + -0.01154 X**2 
 
slope versus dZ, curvature < 5
  n = 5623 
 
  Weighted least-squares fit:  Y = 8.3 + 0.381 X  + -0.00073 X**2 
     at X = 100, Y = 39.1 
     effective RMSE xy = 60.1 
 
slope versus dZ, curvature < 15
  n = 30748 
 
  Weighted least-squares fit:  Y = 8.4 + 0.554 X  + -0.00116 X**2 
 
curvature versus dZ, slope < 10
  n = 2228 
  X=0, Y = 7.92 +/- 4.62 
  Weighted least-squares fit:  Y = 7.9 + 3.845 X  + -0.21714 X**2 
 
 
Number of samples 1246099
Max dz = 900
Mean dz = 60
RMS dz = 82.9216497665
100cm = 81.5991345792 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