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ps0781
d:\northps\block123-14dec07\ps0781.txt
14 Dec 07 20:08:01 Friday  elapsed time 00:07:18
Rectangular area = 0.875 km2
Data area = 0.874 km2
*percent double coverage = 99.879
**low-curvature dc area = 0.002 km2
1st-return RMSE, low-curvature areas = 0.406
95p = 0.728, 98p = 0.885, 99.5p = 1.112
BE RMSE = 2.465
95p = 4.811, 98p = 7.009, 99.5p = 11.481
1936738 unique returns and 0 duplicate returns
 
435499.137411 1300267.58 701340.59 1117.64 2 1 
435504.343223 1300214.93 700252.0 1172.21 2 2 
1101.689307
436606.03253 1298701.03 700252.46 837.11 2 1 
436620.200132 1300266.54 703248.11 1297.87 1 1 
547.130521
437167.330653 1300230.43 703251.04 1205.12 2 2 
437183.239682 1297285.08 700252.64 751.34 1 1 
1100.794298
438284.03398 1297276.53 700252.16 736.18 1 1 
438298.367424 1299479.95 703251.61 1100.07 1 1 
548.230432
438846.597856 1297573.12 703251.04 625.51 1 1 
438857.934659 1297271.57 700866.38 617.01 2 1 
 
964955 1st returns
971783 2nd returns
0 3rd returns
0 4th returns
127487 ground returns
0 blunders

curvature versus slope
  n = 303145 
  X=0, Y = 40.70 +/- 28.91 
  Weighted least-squares fit:  Y = 64.1 + 1.521 X  + -0.01592 X**2 
 
slope versus dZ, curvature < 5
  n = 13871 
 
  Weighted least-squares fit:  Y = 3.8 + 0.784 X  + -0.00106 X**2 
     at X = 100, Y = 71.7 
     effective RMSE xy = 112.4 
 
slope versus dZ, curvature < 15
  n = 44265 
 
  Weighted least-squares fit:  Y = 5.2 + 0.821 X  + -0.00117 X**2 
 
curvature versus dZ, slope < 10
  n = 2491 
  X=0, Y = 8.07 +/- 5.15 
  Weighted least-squares fit:  Y = 8.1 + 2.545 X  + 0.00010 X**2 
 
 
Number of samples 305913
Max dz = 900
Mean dz = 69
RMS dz = 104.225716596
100cm = 77.0614521122 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