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ps3865
d:\northps\block123-14dec07\ps3865.txt
26 Dec 07 12:12:13 Wednesday  elapsed time 00:06:15
Rectangular area = 0.875 km2
Data area = 0.874 km2
*percent double coverage = 84.739
**low-curvature dc area = 0.004 km2
1st-return RMSE, low-curvature areas = 1.406
95p = 2.492, 98p = 2.715, 99.5p = 3.076
BE RMSE = 1.549
95p = 3.097, 98p = 4.290, 99.5p = 6.473
1948932 unique returns and 0 duplicate returns
 
178726.00947 1327270.26 571716.49 2215.75 1 2 
178739.704414 1330269.64 571265.05 2383.84 1 1 
1030.736635
179770.441049 1330269.11 571275.37 2328.82 2 1 
179783.471985 1327270.18 571837.97 2385.23 2 1 
446.853712
180230.325697 1327270.2 574181.15 2868.83 2 2 
180246.51252 1330269.97 571892.88 2424.07 2 2 
 
967498 1st returns
981434 2nd returns
0 3rd returns
0 4th returns
207909 ground returns
0 blunders

curvature versus slope
  n = 208833 
  X=0, Y = 35.87 +/- 21.01 
  Weighted least-squares fit:  Y = 56.3 + 1.917 X  + -0.02042 X**2 
 
slope versus dZ, curvature < 5
  n = 24395 
 
  Weighted least-squares fit:  Y = 11.7 + 1.056 X  + -0.00566 X**2 
     at X = 100, Y = 60.8 
     effective RMSE xy = 93.7 
 
slope versus dZ, curvature < 15
  n = 59095 
 
  Weighted least-squares fit:  Y = 13.5 + 0.871 X  + -0.00352 X**2 
 
curvature versus dZ, slope < 10
  n = 2802 
  X=0, Y = 20.52 +/- 10.97 
  Weighted least-squares fit:  Y = 19.9 + 0.744 X  + 0.03402 X**2 
 
 
Number of samples 210959
Max dz = 900
Mean dz = 65
RMS dz = 117.388244727
100cm = 80.8882294664 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