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ps1381
d:\northps\block123-14dec07\ps1381.txt
15 Dec 07 02:13:04 Saturday  elapsed time 00:09:30
Rectangular area = 0.875 km2
Data area = 0.874 km2
*percent double coverage = 99.763
**low-curvature dc area = 0.021 km2
1st-return RMSE, low-curvature areas = 1.957
95p = 2.865, 98p = 3.014, 99.5p = 3.225
BE RMSE = 2.739
95p = 5.592, 98p = 7.778, 99.5p = 11.627
2466748 unique returns and 0 duplicate returns
 
253318.256083 1322052.0 667253.68 1055.4 2 1 
253330.923869 1324268.54 670247.54 366.88 2 1 
806.299965
254137.223834 1324253.03 670248.53 329.11 1 1 
254152.416018 1323384.97 667252.1 1344.67 2 1 
159881.003506
414033.419524 1321433.44 667253.21 688.8 1 1 
414048.366394 1324269.9 670251.5 326.51 2 2 
823.335523
414871.701917 1324129.67 670251.66 330.79 2 1 
414887.161713 1321286.22 667252.52 708.4 2 1 
806.416319
415693.578032 1321276.28 667254.93 693.47 1 1 
415706.718317 1322222.13 670251.8 359.86 2 1 
 
1229206 1st returns
1237542 2nd returns
0 3rd returns
0 4th returns
115921 ground returns
0 blunders

curvature versus slope
  n = 732050 
  X=0, Y = 13.68 +/- 10.61 
  Weighted least-squares fit:  Y = 37.7 + 3.368 X  + -0.03812 X**2 
 
slope versus dZ, curvature < 5
  n = 122852 
 
  Weighted least-squares fit:  Y = 58.5 + 0.282 X  + -0.00029 X**2 
     at X = 100, Y = 83.9 
     effective RMSE xy = 94.4 
 
slope versus dZ, curvature < 15
  n = 224486 
 
  Weighted least-squares fit:  Y = 59.1 + 0.172 X  + 0.00196 X**2 
 
curvature versus dZ, slope < 10
  n = 137708 
  X=0, Y = 59.27 +/- 33.90 
  Weighted least-squares fit:  Y = 59.5 + 0.476 X  + -0.01370 X**2 
 
 
Number of samples 736165
Max dz = 900
Mean dz = 75
RMS dz = 104.067285926
100cm = 76.1124204492 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