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ps2705
d:\northps\block123-14dec07\ps2705.txt
15 Dec 07 10:52:50 Saturday  elapsed time 00:06:37
Rectangular area = 0.876 km2
Data area = 0.739 km2
*percent double coverage = 87.008
**low-curvature dc area = 0.017 km2
1st-return RMSE, low-curvature areas = 0.556
95p = 1.027, 98p = 1.240, 99.5p = 1.536
BE RMSE = 1.841
95p = 3.900, 98p = 5.372, 99.5p = 7.535
1576455 unique returns and 0 duplicate returns
 
439298.076442 1279267.57 607250.06 471.47 2 1 
439306.411158 1279236.19 605408.09 397.17 2 1 
244.876408
439551.287566 1276869.74 604256.76 975.18 2 1 
439567.324056 1279266.45 607250.75 471.6 1 1 
1369.593423
440936.917479 1279236.15 607251.11 463.63 2 1 
440952.844787 1276274.02 604253.52 1136.36 2 1 
272.186234
441225.031021 1276270.19 604255.01 1129.5 2 1 
441240.301423 1278508.94 607251.55 403.23 1 1 
 
786355 1st returns
790100 2nd returns
0 3rd returns
0 4th returns
123812 ground returns
0 blunders

curvature versus slope
  n = 485064 
  X=0, Y = 19.98 +/- 16.04 
  Weighted least-squares fit:  Y = 41.9 + 3.069 X  + -0.03528 X**2 
 
slope versus dZ, curvature < 5
  n = 94680 
 
  Weighted least-squares fit:  Y = 11.4 + 0.423 X  + 0.00204 X**2 
     at X = 100, Y = 74.1 
     effective RMSE xy = 115.0 
 
slope versus dZ, curvature < 15
  n = 182503 
 
  Weighted least-squares fit:  Y = 11.3 + 0.496 X  + 0.00156 X**2 
 
curvature versus dZ, slope < 10
  n = 66219 
  X=0, Y = 13.41 +/- 8.34 
  Weighted least-squares fit:  Y = 13.6 + 1.069 X  + 0.08885 X**2 
 
 
Number of samples 493219
Max dz = 900
Mean dz = 49
RMS dz = 83.8331676605
100cm = 85.7797449003 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