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ps1609
d:\northps\block123-14dec07\ps1609.txt
15 Dec 07 04:21:24 Saturday  elapsed time 00:06:50
Rectangular area = 0.875 km2
Data area = 0.874 km2
*percent double coverage = 77.224
**low-curvature dc area = 0.018 km2
1st-return RMSE, low-curvature areas = 0.494
95p = 1.019, 98p = 1.454, 99.5p = 2.070
BE RMSE = 2.460
95p = 5.322, 98p = 8.040, 99.5p = 12.604
2092893 unique returns and 0 duplicate returns
 
434700.701267 1296346.37 652252.08 2649.25 1 2 
434713.691254 1297267.66 655251.01 2891.16 2 1 
1003.970739
435717.661993 1297258.14 655251.94 2875.51 2 1 
435733.442779 1294284.56 652252.56 2789.28 2 1 
662.516691
436395.95947 1294272.02 652253.61 2769.11 1 1 
436410.754725 1296137.09 655251.71 2901.87 2 1 
 
1042100 1st returns
1050793 2nd returns
0 3rd returns
0 4th returns
376494 ground returns
0 blunders

curvature versus slope
  n = 534928 
  X=0, Y = 36.94 +/- 21.84 
  Weighted least-squares fit:  Y = 42.5 + 2.368 X  + -0.02379 X**2 
 
slope versus dZ, curvature < 5
  n = 112357 
 
  Weighted least-squares fit:  Y = 5.9 + 0.389 X  + 0.00279 X**2 
     at X = 100, Y = 72.7 
     effective RMSE xy = 113.8 
 
slope versus dZ, curvature < 15
  n = 294955 
 
  Weighted least-squares fit:  Y = 7.2 + 0.366 X  + 0.00301 X**2 
 
curvature versus dZ, slope < 10
  n = 24580 
  X=0, Y = 8.18 +/- 5.39 
  Weighted least-squares fit:  Y = 7.3 + 2.200 X  + -0.01148 X**2 
 
 
Number of samples 544717
Max dz = 900
Mean dz = 33
RMS dz = 59.6992462264
100cm = 93.7398685923 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