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ps5029
d:\northps\block456-14jan08\ps5029.txt
17 Jan 08 13:42:19 Thursday  elapsed time 00:08:49
Rectangular area = 0.875 km2
Data area = 0.874 km2
*percent double coverage = 87.505
**low-curvature dc area = 0.001 km2
1st-return RMSE, low-curvature areas = 2.427
95p = 3.098, 98p = 3.241, 99.5p = 3.389
BE RMSE = 2.883
95p = 5.520, 98p = 7.141, 99.5p = 10.277
1905150 unique returns and 0 duplicate returns
 
160641.592986 1516273.05 544245.63 2847.7 2 1 
160657.494575 1519269.78 543696.67 4523.9 2 1 
338.892009
160996.386584 1519269.95 544223.51 4688.58 2 1 
161011.705077 1516270.56 541429.48 2834.54 1 1 
1209.705827
162221.410904 1516272.15 543268.25 2798.65 2 1 
162238.066481 1519269.93 541258.13 3709.01 1 1 
296.03345
162534.099931 1519268.63 541296.61 3720.55 1 2 
162547.298956 1516272.56 541257.53 2901.46 2 1 
 
947362 1st returns
957788 2nd returns
0 3rd returns
0 4th returns
153731 ground returns
0 blunders

curvature versus slope
  n = 281903 
  X=0, Y = 51.24 +/- 32.18 
  Weighted least-squares fit:  Y = 64.4 + 1.382 X  + -0.01388 X**2 
 
slope versus dZ, curvature < 5
  n = 22753 
 
  Weighted least-squares fit:  Y = 74.6 + -0.038 X  + 0.00028 X**2 
     at X = 100, Y = 73.7 
     Bad fit. P2 = 0
slope versus dZ, curvature < 15
  n = 68038 
 
  Weighted least-squares fit:  Y = 77.0 + -0.102 X  + 0.00109 X**2 
 
curvature versus dZ, slope < 10
  n = 3590 
  X=0, Y = 71.57 +/- 9.04 
  Weighted least-squares fit:  Y = 72.4 + 0.808 X  + 0.01224 X**2 
 
 
Number of samples 284899
Max dz = 900
Mean dz = 88
RMS dz = 114.030697621
100cm = 70.4916479173 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