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ps6091
d:\northps\block456-14jan08\ps6091.txt
18 Jan 08 08:30:53 Friday  elapsed time 00:12:55
Rectangular area = 0.877 km2
Data area = 0.872 km2
*percent double coverage = 99.828
**low-curvature dc area = 0.004 km2
1st-return RMSE, low-curvature areas = 0.334
95p = 0.771, 98p = 0.922, 99.5p = 1.111
BE RMSE = 1.168
95p = 2.336, 98p = 3.219, 99.5p = 4.855
3477445 unique returns and 0 duplicate returns
 
187543.174032 1393275.3 487247.93 3113.16 2 1 
187559.470225 1396269.44 484813.04 3405.0 1 1 
256.587086
187816.057311 1396266.03 484252.2 3445.46 1 2 
187833.251422 1393270.45 487244.75 3104.86 1 1 
955.706578
188788.958 1393271.76 485784.05 3360.71 1 1 
188799.667227 1395204.29 484252.64 3472.0 2 1 
249970.502035
438770.169262 1393275.62 487251.14 3113.79 1 1 
438786.534175 1396269.28 484990.22 3362.1 2 1 
285.296762
439071.830937 1396266.89 484252.47 3446.12 2 1 
439088.323813 1393270.65 487236.83 3117.13 2 1 
963.670607
440051.99442 1393270.57 486133.13 3299.63 1 2 
440061.02818 1394228.11 484252.24 3553.58 2 1 
 
1730164 1st returns
1747281 2nd returns
0 3rd returns
0 4th returns
210809 ground returns
0 blunders

curvature versus slope
  n = 1038976 
  X=0, Y = 23.48 +/- 19.20 
  Weighted least-squares fit:  Y = 42.8 + 2.577 X  + -0.02643 X**2 
 
slope versus dZ, curvature < 5
  n = 35426 
 
  Weighted least-squares fit:  Y = 7.9 + 0.208 X  + 0.00080 X**2 
     at X = 100, Y = 36.7 
     effective RMSE xy = 56.4 
 
slope versus dZ, curvature < 15
  n = 131874 
 
  Weighted least-squares fit:  Y = 9.5 + 0.185 X  + 0.00155 X**2 
 
curvature versus dZ, slope < 10
  n = 25104 
  X=0, Y = 8.53 +/- 6.17 
  Weighted least-squares fit:  Y = 9.1 + 1.067 X  + 0.05573 X**2 
 
 
Number of samples 1050839
Max dz = 900
Mean dz = 44
RMS dz = 69.9070811864
100cm = 87.6310262562 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