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ps2652
d:\northps\block456-14jan08\ps2652.txt
16 Jan 08 00:58:41 Wednesday  elapsed time 00:10:41
Rectangular area = 0.875 km2
Data area = 0.873 km2
*percent double coverage = 99.296
**low-curvature dc area = 0.025 km2
1st-return RMSE, low-curvature areas = 1.677
95p = 2.401, 98p = 2.607, 99.5p = 2.843
BE RMSE = 1.850
95p = 3.611, 98p = 4.810, 99.5p = 6.742
1678300 unique returns and 0 duplicate returns
 
233446.635486 1426277.38 607252.32 1116.15 2 1 
233460.199702 1429269.91 608249.35 956.56 1 1 
670.834428
234131.03413 1429265.93 610246.42 975.82 2 1 
234146.490625 1426270.06 607265.0 1030.31 1 1 
288.125801
234434.616426 1426271.99 607256.64 1059.71 1 1 
234450.306083 1429269.98 610225.78 1019.44 1 1 
694.712627
235145.01871 1429266.49 610251.0 981.2 1 1 
235158.786608 1426270.48 608327.23 912.79 2 1 
291.291623
235450.078231 1426271.27 610078.78 1129.57 2 1 
235451.479145 1426475.07 610251.09 1142.55 2 1 
 
836544 1st returns
841756 2nd returns
0 3rd returns
0 4th returns
130956 ground returns
0 blunders

curvature versus slope
  n = 611069 
  X=0, Y = 16.94 +/- 12.76 
  Weighted least-squares fit:  Y = 38.3 + 3.082 X  + -0.03495 X**2 
 
slope versus dZ, curvature < 5
  n = 103845 
 
  Weighted least-squares fit:  Y = 38.4 + 0.366 X  + 0.00045 X**2 
     at X = 100, Y = 79.5 
     effective RMSE xy = 109.4 
 
slope versus dZ, curvature < 15
  n = 200743 
 
  Weighted least-squares fit:  Y = 36.8 + 0.550 X  + -0.00083 X**2 
 
curvature versus dZ, slope < 10
  n = 80994 
  X=0, Y = 41.76 +/- 20.36 
  Weighted least-squares fit:  Y = 39.5 + 2.040 X  + -0.11379 X**2 
 
 
Number of samples 623229
Max dz = 900
Mean dz = 67
RMS dz = 94.1541289589
100cm = 79.1933623114 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