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ps1765
d:\northps\block123-14dec07\ps1765.txt
15 Dec 07 05:43:48 Saturday  elapsed time 00:07:15
Rectangular area = 0.875 km2
Data area = 0.874 km2
*percent double coverage = 98.631
**low-curvature dc area = 0.004 km2
1st-return RMSE, low-curvature areas = 1.165
95p = 1.983, 98p = 2.224, 99.5p = 2.513
BE RMSE = 1.387
95p = 2.860, 98p = 3.893, 99.5p = 5.689
2043157 unique returns and 0 duplicate returns
 
316641.371917 1345270.96 643252.85 2119.61 2 1 
316655.389938 1347009.94 646251.89 1453.4 1 1 
1164.936319
317820.326257 1348253.0 646250.15 1419.66 2 2 
317838.179614 1345271.04 643252.19 2121.58 2 1 
640.012158
318478.191772 1346560.08 643252.17 1953.32 2 1 
318491.710164 1348268.37 646250.21 1498.39 1 1 
1174.987183
319666.697347 1348266.87 646248.22 1499.89 1 1 
319682.113842 1347876.45 643252.34 1984.01 2 2 
 
1019434 1st returns
1023723 2nd returns
0 3rd returns
0 4th returns
218855 ground returns
0 blunders

curvature versus slope
  n = 840666 
  X=0, Y = 42.62 +/- 22.72 
  Weighted least-squares fit:  Y = 59.2 + 1.649 X  + -0.01803 X**2 
 
slope versus dZ, curvature < 5
  n = 40926 
 
  Weighted least-squares fit:  Y = 10.4 + 0.812 X  + -0.00175 X**2 
     at X = 100, Y = 74.1 
     effective RMSE xy = 115.2 
 
slope versus dZ, curvature < 15
  n = 129399 
 
  Weighted least-squares fit:  Y = 12.0 + 0.776 X  + -0.00144 X**2 
 
curvature versus dZ, slope < 10
  n = 3733 
  X=0, Y = 12.69 +/- 8.18 
  Weighted least-squares fit:  Y = 11.4 + 4.002 X  + -0.08795 X**2 
 
 
Number of samples 860654
Max dz = 900
Mean dz = 69
RMS dz = 96.3327566303
100cm = 76.3092950245 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