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ps3101
d:\northps\block123-14dec07\ps3101.txt
15 Dec 07 13:08:41 Saturday  elapsed time 00:07:26
Rectangular area = 0.875 km2
Data area = 0.874 km2
*percent double coverage = 99.737
**low-curvature dc area = 0.001 km2
1st-return RMSE, low-curvature areas = 0.868
95p = 1.545, 98p = 1.691, 99.5p = 1.936
BE RMSE = 2.062
95p = 4.032, 98p = 5.632, 99.5p = 8.557
1803412 unique returns and 0 duplicate returns
 
234862.812298 1309270.23 593057.71 1013.73 2 1 
234877.044141 1312269.81 592295.07 2037.05 2 1 
1214.191411
236091.235552 1312269.55 594948.01 1948.88 2 1 
236104.556421 1309271.08 592434.36 1081.38 1 1 
512.907884
236617.464305 1309272.09 595247.46 1041.41 1 1 
236631.439844 1312269.66 592266.61 2004.43 1 1 
1226.266763
237857.706607 1312268.75 595243.88 1827.18 2 1 
237871.536911 1309271.52 595248.16 1045.5 2 1 
 
897265 1st returns
906147 2nd returns
0 3rd returns
0 4th returns
102268 ground returns
0 blunders

curvature versus slope
  n = 504350 
  X=0, Y = 48.12 +/- 27.17 
  Weighted least-squares fit:  Y = 63.5 + 1.703 X  + -0.01827 X**2 
 
slope versus dZ, curvature < 5
  n = 37105 
 
  Weighted least-squares fit:  Y = 22.4 + 0.050 X  + 0.00409 X**2 
     at X = 100, Y = 68.3 
     effective RMSE xy = 101.3 
 
slope versus dZ, curvature < 15
  n = 147001 
 
  Weighted least-squares fit:  Y = 20.8 + 0.132 X  + 0.00380 X**2 
 
curvature versus dZ, slope < 10
  n = 1695 
  X=0, Y = 28.09 +/- 13.77 
  Weighted least-squares fit:  Y = 29.6 + -2.988 X  + 0.48290 X**2 
 
 
Number of samples 515814
Max dz = 900
Mean dz = 62
RMS dz = 92.822411087
100cm = 81.7102676546 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