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ps4554
d:\northps\block456-14jan08\ps4554.txt
17 Jan 08 02:16:56 Thursday  elapsed time 00:07:06
Rectangular area = 0.877 km2
Data area = 0.815 km2
*percent double coverage = 46.029
**low-curvature dc area = 0.118 km2
1st-return RMSE, low-curvature areas = 0.428
95p = 0.743, 98p = 0.862, 99.5p = 1.078
BE RMSE = 1.112
95p = 2.206, 98p = 3.367, 99.5p = 5.777
1633908 unique returns and 0 duplicate returns
 
74335.705797 1426270.21 553520.98 206.05 2 1 
74337.6219861 1426655.5 553262.0 192.03 2 1 
709.5905181
75047.2125042 1426270.96 554952.7 174.35 2 1 
75061.6735634 1429253.57 553252.21 218.71 2 1 
358.7053004
75420.3788638 1429268.99 553254.21 218.55 1 2 
75436.9792098 1426270.44 556251.34 275.11 1 1 
699.7288373
76136.7080471 1429269.36 554599.4 245.81 2 1 
76150.602256 1426317.04 556251.82 192.95 2 2 
80226.794588
156377.396844 1426273.28 556218.39 269.24 2 1 
156379.509215 1426777.62 556227.84 275.54 1 1 
687.04045
157066.549665 1426322.07 556172.04 278.88 2 1 
157079.51725 1429266.13 554687.14 249.65 1 2 
1132.329418
158211.846668 1429263.44 553932.3 313.29 1 1 
158225.04158 1426340.32 553335.71 312.91 2 1 
417.856929
158642.898509 1426373.22 553257.07 322.19 1 1 
158644.098471 1426666.37 553303.81 334.81 2 1 
199591.605236
358235.703707 1429267.56 556173.28 244.9 1 1 
358249.533405 1426294.77 556238.63 191.51 2 2 
 
813832 1st returns
820076 2nd returns
0 3rd returns
0 4th returns
291202 ground returns
0 blunders

curvature versus slope
  n = 423875 
  X=0, Y = 12.12 +/- 10.60 
  Weighted least-squares fit:  Y = 17.5 + 4.190 X  + -0.04776 X**2 
 
slope versus dZ, curvature < 5
  n = 270073 
  X=0, Y = 10.31 +/- 5.59 
  Weighted least-squares fit:  Y = 10.4 + 0.535 X  + -0.00275 X**2 
     at X = 100, Y = 36.4 
     effective RMSE xy = 54.8 
 
slope versus dZ, curvature < 15
  n = 336822 
  X=0, Y = 10.91 +/- 5.98 
  Weighted least-squares fit:  Y = 9.8 + 0.798 X  + -0.00387 X**2 
 
curvature versus dZ, slope < 10
  n = 256688 
  X=0, Y = 11.31 +/- 6.93 
  Weighted least-squares fit:  Y = 10.7 + 3.118 X  + -0.08338 X**2 
 
 
Number of samples 426287
Max dz = 900
Mean dz = 21
RMS dz = 65.7267069006
100cm = 96.9780922243 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