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ps4093
d:\northps\block123-14dec07\ps4093.txt
26 Dec 07 14:16:21 Wednesday  elapsed time 00:13:27
Rectangular area = 0.877 km2
Data area = 0.875 km2
*percent double coverage = 99.897
**low-curvature dc area = 0.001 km2
1st-return RMSE, low-curvature areas = 1.023
95p = 1.867, 98p = 2.050, 99.5p = 2.284
BE RMSE = 2.561
95p = 5.051, 98p = 7.434, 99.5p = 11.558
3635149 unique returns and 0 duplicate returns
 
84128.9102281 1330270.09 568186.89 1337.6 1 1 
84141.4670046 1333269.55 566478.39 1109.15 2 1 
932.2712101
85073.7382147 1333269.74 565287.57 733.86 2 1 
85086.5247952 1330270.34 567814.63 1296.61 2 1 
467.2618026
85553.7865978 1330270.49 566264.38 800.27 2 1 
85566.3477135 1333269.99 565267.44 766.54 1 1 
93175.2730685
178741.620782 1330273.13 568247.02 1365.02 1 1 
178755.287146 1333269.97 567618.66 1509.1 2 1 
241346.419021
420101.706167 1333269.57 565286.36 742.56 2 1 
420113.469795 1330270.0 565554.99 708.32 1 1 
441.919689
420555.389484 1330270.2 568031.72 1267.86 1 1 
420569.242042 1333269.45 565380.76 802.56 1 1 
895.253773
421464.495815 1333269.41 566515.36 1097.04 2 1 
421475.99592 1330270.1 566378.41 853.34 1 1 
 
1809298 1st returns
1825851 2nd returns
0 3rd returns
0 4th returns
100317 ground returns
0 blunders

curvature versus slope
  n = 1768097 
  X=0, Y = 21.37 +/- 14.20 
  Weighted least-squares fit:  Y = 67.3 + 1.491 X  + -0.01521 X**2 
 
slope versus dZ, curvature < 5
  n = 27966 
 
  Weighted least-squares fit:  Y = 14.6 + 0.239 X  + -0.00001 X**2 
     at X = 100, Y = 38.5 
     effective RMSE xy = 55.9 
 
slope versus dZ, curvature < 15
  n = 73196 
 
  Weighted least-squares fit:  Y = 13.8 + 0.344 X  + -0.00006 X**2 
 
curvature versus dZ, slope < 10
  n = 8050 
  X=0, Y = 18.42 +/- 9.93 
  Weighted least-squares fit:  Y = 18.6 + 0.341 X  + 0.11473 X**2 
 
 
Number of samples 1786710
Max dz = 900
Mean dz = 87
RMS dz = 357.415724332
100cm = 85.8794096412 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