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ps2868
d:\northps\block456-14jan08\ps2868.txt
16 Jan 08 04:57:49 Wednesday  elapsed time 00:15:00
Rectangular area = 0.877 km2
Data area = 0.874 km2
*percent double coverage = 58.581
**low-curvature dc area = 0.013 km2
1st-return RMSE, low-curvature areas = 0.571
95p = 1.052, 98p = 1.206, 99.5p = 1.402
BE RMSE = 3.370
95p = 3.509, 98p = 7.691, 99.5p = 22.071
2942641 unique returns and 0 duplicate returns
 
91950.494355 1558270.33 603908.61 4489.24 2 1 
91952.7473075 1558706.49 604251.85 4361.83 2 1 
529.6885812
92482.4358887 1560814.86 604251.83 5129.88 1 1 
92495.5745057 1558270.31 602841.97 5119.52 1 1 
531.4843548
93027.0588605 1558270.17 601819.51 6170.05 1 1 
93042.4801296 1561268.46 604249.5 5270.79 2 1 
440.8899341
93483.3700637 1561268.98 604218.07 5306.52 1 1 
93501.9704794 1558271.37 601253.21 7060.99 2 1 
305.4351546
93807.405634 1558919.44 601252.1 6373.67 1 1 
93819.0104701 1561269.57 602350.01 6687.06 1 1 
 
1470867 1st returns
1471774 2nd returns
0 3rd returns
0 4th returns
689198 ground returns
0 blunders

curvature versus slope
  n = 651213 
  X=0, Y = 69.49 +/- 19.63 
  Weighted least-squares fit:  Y = 74.6 + 0.842 X  + -0.00741 X**2 
 
slope versus dZ, curvature < 5
  n = 103973 
 
  Weighted least-squares fit:  Y = 7.1 + 0.124 X  + 0.00088 X**2 
     at X = 100, Y = 28.2 
     effective RMSE xy = 42.9 
 
slope versus dZ, curvature < 15
  n = 319248 
 
  Weighted least-squares fit:  Y = 8.9 + 0.107 X  + 0.00092 X**2 
 
curvature versus dZ, slope < 10
  n = 424 
  X=0, Y = 7.32 +/- 5.19 
  Weighted least-squares fit:  Y = 6.1 + 2.156 X  + -0.06131 X**2 
 
 
Number of samples 657009
Max dz = 600
Mean dz = 21
RMS dz = 30.4795013083
100cm = 98.9893593543 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