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ps2477
d:\northps\block123-14dec07\ps2477.txt
15 Dec 07 09:51:56 Saturday  elapsed time 00:07:15
Rectangular area = 0.875 km2
Data area = 0.874 km2
*percent double coverage = 77.558
**low-curvature dc area = 0.006 km2
1st-return RMSE, low-curvature areas = 0.457
95p = 0.863, 98p = 1.048, 99.5p = 1.317
BE RMSE = 1.492
95p = 2.901, 98p = 4.284, 99.5p = 7.102
2116131 unique returns and 0 duplicate returns
 
319815.856269 1348494.18 616250.68 3099.02 2 1 
319823.239335 1348284.57 614788.48 3455.69 2 1 
331.524823
320154.764158 1348275.84 613252.25 3404.29 2 1 
320168.448074 1349940.54 616251.88 3210.71 1 1 
1413.344754
321581.792828 1351262.0 616251.85 2775.81 2 2 
321599.418518 1348681.84 613252.13 3545.9 2 1 
342.332949
321941.751467 1351001.73 613252.04 3415.91 2 1 
321954.266085 1351264.79 616247.14 2851.95 2 1 
 
1054753 1st returns
1061378 2nd returns
0 3rd returns
0 4th returns
277671 ground returns
0 blunders

curvature versus slope
  n = 378842 
  X=0, Y = 35.41 +/- 23.63 
  Weighted least-squares fit:  Y = 60.2 + 1.661 X  + -0.01803 X**2 
 
slope versus dZ, curvature < 5
  n = 42905 
 
  Weighted least-squares fit:  Y = 10.8 + 0.120 X  + 0.00419 X**2 
     at X = 100, Y = 64.7 
     effective RMSE xy = 100.2 
 
slope versus dZ, curvature < 15
  n = 86849 
 
  Weighted least-squares fit:  Y = 10.5 + 0.217 X  + 0.00368 X**2 
 
curvature versus dZ, slope < 10
  n = 9459 
  X=0, Y = 11.28 +/- 6.54 
  Weighted least-squares fit:  Y = 10.4 + 1.365 X  + 0.07023 X**2 
 
 
Number of samples 388725
Max dz = 900
Mean dz = 64
RMS dz = 95.9009906101
100cm = 77.8223679979 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