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ps0961
d:\northps\block123-14dec07\ps0961.txt
14 Dec 07 21:56:56 Friday  elapsed time 00:05:54
Rectangular area = 0.875 km2
Data area = 0.874 km2
*percent double coverage = 34.807
**low-curvature dc area = 0.131 km2
1st-return RMSE, low-curvature areas = 0.215
95p = 0.421, 98p = 0.523, 99.5p = 0.697
BE RMSE = 0.492
95p = 0.775, 98p = 1.610, 99.5p = 3.000
1299802 unique returns and 0 duplicate returns
 
411426.878641 1218366.36 694251.0 84.55 3 10 
411443.590959 1216270.09 691252.78 124.22 1 2 
219.134858
411662.725817 1217059.55 691254.27 110.23 2 10 
411678.129204 1219253.69 694251.76 80.33 1 2 
 
1079336 1st returns
175344 2nd returns
40208 3rd returns
4914 4th returns
329345 ground returns
0 blunders

curvature versus slope
  n = 303151 
  X=0, Y = 9.62 +/- 7.60 
  Weighted least-squares fit:  Y = 13.5 + 4.449 X  + -0.04977 X**2 
 
slope versus dZ, curvature < 5
  n = 195866 
  X=0, Y = 5.33 +/- 3.16 
  Weighted least-squares fit:  Y = 4.5 + 0.182 X  + 0.00200 X**2 
     at X = 100, Y = 42.7 
     effective RMSE xy = 66.7 
 
slope versus dZ, curvature < 15
  n = 247789 
  X=0, Y = 5.40 +/- 3.19 
  Weighted least-squares fit:  Y = 4.5 + 0.248 X  + 0.00166 X**2 
 
curvature versus dZ, slope < 10
  n = 180360 
  X=0, Y = 4.99 +/- 3.05 
  Weighted least-squares fit:  Y = 4.5 + 1.509 X  + 0.06850 X**2 
 
 
Number of samples 308323
Max dz = 900
Mean dz = 13
RMS dz = 39.0512483795
100cm = 97.784141955 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