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ps1201
d:\northps\block123-14dec07\ps1201.txt
15 Dec 07 00:16:10 Saturday  elapsed time 00:05:56
Rectangular area = 0.875 km2
Data area = 0.874 km2
*percent double coverage = 50.950
**low-curvature dc area = 0.000 km2
1st-return RMSE, low-curvature areas = 0.693
95p = 1.361, 98p = 1.457, 99.5p = 1.482
BE RMSE = 2.195
95p = 4.332, 98p = 5.844, 99.5p = 9.700
2022616 unique returns and 0 duplicate returns
 
259187.196804 1340847.43 682247.04 3253.27 2 2 
259201.866739 1339274.86 679252.47 2961.19 1 1 
905.01157
260106.878309 1339396.68 679252.53 2928.14 2 1 
260121.157723 1342226.38 682251.65 3416.92 2 1 
710.510734
260831.668457 1342267.5 682249.74 3368.52 2 1 
260845.309963 1341399.15 679252.08 3230.36 1 1 
 
1003023 1st returns
1019593 2nd returns
0 3rd returns
0 4th returns
139274 ground returns
0 blunders

curvature versus slope
  n = 66995 
  X=0, Y = 51.50 +/- 28.88 
  Weighted least-squares fit:  Y = 74.3 + 1.046 X  + -0.01083 X**2 
 
slope versus dZ, curvature < 5
  n = 4009 
 
  Weighted least-squares fit:  Y = 36.7 + -0.678 X  + 0.00992 X**2 
     at X = 100, Y = 68.1 
     effective RMSE xy = 90.1 
 
slope versus dZ, curvature < 15
  n = 9393 
 
  Weighted least-squares fit:  Y = 34.9 + -0.525 X  + 0.01016 X**2 
 
curvature versus dZ, slope < 10
  n = 726 
  X=0, Y = 30.34 +/- 9.81 
  Weighted least-squares fit:  Y = 30.3 + 1.945 X  + -0.65692 X**2 
 
 
Number of samples 67801
Max dz = 900
Mean dz = 102
RMS dz = 151.515675757
100cm = 61.5521894957 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