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ps0937
d:\northps\block123-14dec07\ps0937.txt
14 Dec 07 21:43:51 Friday  elapsed time 00:08:08
Rectangular area = 0.875 km2
Data area = 0.874 km2
*percent double coverage = 95.963
**low-curvature dc area = 0.002 km2
1st-return RMSE, low-curvature areas = 0.738
95p = 1.068, 98p = 1.187, 99.5p = 1.396
BE RMSE = 2.431
95p = 4.739, 98p = 6.621, 99.5p = 10.305
2097652 unique returns and 0 duplicate returns
 
316870.846548 1351270.53 694252.31 3358.44 1 1 
316885.389794 1353178.45 697251.54 1554.55 1 1 
671.378534
317556.768328 1354267.36 697250.78 1701.11 1 1 
317575.579002 1351290.14 694252.71 3345.42 2 1 
1127.182096
318702.761098 1352896.65 694252.21 2496.46 1 2 
318715.9544 1354269.78 697250.22 1669.86 2 1 
686.109561
319402.063961 1354262.04 697246.13 1630.83 2 1 
319404.866919 1354269.93 696685.04 1792.61 2 1 
9.45989699999
319414.326816 1354269.1 694896.81 2314.3 2 1 
319417.655223 1354253.01 694252.05 2408.02 2 1 
 
1043099 1st returns
1054553 2nd returns
0 3rd returns
0 4th returns
115777 ground returns
0 blunders

curvature versus slope
  n = 313230 
  X=0, Y = 48.73 +/- 36.49 
  Weighted least-squares fit:  Y = 72.0 + 1.006 X  + -0.00969 X**2 
 
slope versus dZ, curvature < 5
  n = 8688 
 
  Weighted least-squares fit:  Y = 13.5 + 0.567 X  + 0.00124 X**2 
     at X = 100, Y = 82.6 
     effective RMSE xy = 127.9 
 
slope versus dZ, curvature < 15
  n = 26341 
 
  Weighted least-squares fit:  Y = 12.7 + 0.718 X  + 0.00008 X**2 
 
curvature versus dZ, slope < 10
  n = 1453 
  X=0, Y = 20.50 +/- 9.26 
  Weighted least-squares fit:  Y = 17.8 + 2.676 X  + -0.03097 X**2 
 
 
Number of samples 316866
Max dz = 900
Mean dz = 82
RMS dz = 118.882294729
100cm = 69.7354717767 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