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ps4257
d:\northps\block456-14jan08\ps4257.txt
16 Jan 08 22:54:44 Wednesday  elapsed time 00:08:20
Rectangular area = 0.875 km2
Data area = 0.874 km2
*percent double coverage = 99.952
**low-curvature dc area = 0.007 km2
1st-return RMSE, low-curvature areas = 0.952
95p = 1.976, 98p = 2.251, 99.5p = 2.519
BE RMSE = 1.515
95p = 2.785, 98p = 4.313, 99.5p = 8.044
1857100 unique returns and 0 duplicate returns
 
348930.95666 1501724.28 565248.91 1015.6 1 1 
348932.590956 1501270.13 565174.74 712.35 1 1 
1045.820778
349978.411734 1501270.96 565251.6 724.88 2 2 
349994.98283 1504269.46 563272.43 2136.39 2 1 
440.360683
350435.343513 1504269.95 565116.36 1840.87 1 2 
350450.097521 1501270.16 562306.13 514.38 1 1 
1037.329583
351487.427104 1501275.89 564175.16 659.36 1 1 
351502.063571 1504266.17 562252.65 2056.64 2 2 
462.381573
351964.445144 1504183.17 562265.02 2101.76 2 1 
351977.97354 1501274.23 562301.22 545.46 1 1 
 
926932 1st returns
930168 2nd returns
0 3rd returns
0 4th returns
368839 ground returns
0 blunders

curvature versus slope
  n = 1145855 
  X=0, Y = 52.24 +/- 27.44 
  Weighted least-squares fit:  Y = 66.4 + 1.405 X  + -0.01491 X**2 
 
slope versus dZ, curvature < 5
  n = 97615 
 
  Weighted least-squares fit:  Y = 11.5 + 0.372 X  + 0.00067 X**2 
     at X = 100, Y = 55.4 
     effective RMSE xy = 85.1 
 
slope versus dZ, curvature < 15
  n = 290596 
 
  Weighted least-squares fit:  Y = 13.5 + 0.416 X  + 0.00040 X**2 
 
curvature versus dZ, slope < 10
  n = 6512 
  X=0, Y = 11.05 +/- 7.98 
  Weighted least-squares fit:  Y = 13.4 + 1.557 X  + 0.06595 X**2 
 
 
Number of samples 1165892
Max dz = 900
Mean dz = 56
RMS dz = 83.1624915452
100cm = 83.4577302186 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