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ps0733
d:\northps\block123-14dec07\ps0733.txt
14 Dec 07 19:40:23 Friday  elapsed time 00:08:27
Rectangular area = 0.875 km2
Data area = 0.874 km2
*percent double coverage = 99.889
**low-curvature dc area = 0.003 km2
1st-return RMSE, low-curvature areas = 0.566
95p = 1.035, 98p = 1.193, 99.5p = 1.376
BE RMSE = 1.459
95p = 2.912, 98p = 4.289, 99.5p = 6.904
2238245 unique returns and 0 duplicate returns
 
318742.836347 1357275.74 703255.53 889.32 1 1 
318756.052231 1358358.25 706251.49 1374.47 1 1 
594.675116
319350.727347 1359757.87 706251.87 1878.67 2 2 
319368.049711 1357276.55 703253.93 883.54 1 1 
1175.799866
320543.849577 1357330.56 703254.01 826.33 2 1 
320557.430844 1360264.99 706251.89 2132.75 2 1 
562.039601
321119.470445 1360266.53 706249.15 2147.02 2 1 
321136.440564 1358487.92 703252.75 949.74 2 1 
 
1116548 1st returns
1121697 2nd returns
0 3rd returns
0 4th returns
259367 ground returns
0 blunders

curvature versus slope
  n = 1120489 
  X=0, Y = 27.45 +/- 17.79 
  Weighted least-squares fit:  Y = 54.2 + 2.036 X  + -0.02160 X**2 
 
slope versus dZ, curvature < 5
  n = 47766 
 
  Weighted least-squares fit:  Y = 11.2 + 0.360 X  + 0.00187 X**2 
     at X = 100, Y = 65.9 
     effective RMSE xy = 101.9 
 
slope versus dZ, curvature < 15
  n = 150469 
 
  Weighted least-squares fit:  Y = 11.0 + 0.454 X  + 0.00129 X**2 
 
curvature versus dZ, slope < 10
  n = 11611 
  X=0, Y = 13.76 +/- 7.93 
  Weighted least-squares fit:  Y = 13.5 + 1.231 X  + 0.08589 X**2 
 
 
Number of samples 1137326
Max dz = 900
Mean dz = 59
RMS dz = 88.3006228744
100cm = 80.9722102546 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