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ps5215
d:\northps\block456-14jan08\ps5215.txt
17 Jan 08 19:24:41 Thursday  elapsed time 00:06:40
Rectangular area = 0.876 km2
Data area = 0.874 km2
*percent double coverage = 62.061
**low-curvature dc area = 0.001 km2
1st-return RMSE, low-curvature areas = 0.867
95p = 1.490, 98p = 1.899, 99.5p = 2.802
BE RMSE = 1.651
95p = 3.310, 98p = 4.600, 99.5p = 6.920
1505109 unique returns and 0 duplicate returns
 
163285.320396 1414272.78 538249.34 3298.46 1 1 
163298.653107 1417269.98 537704.32 3240.63 2 1 
1234.792702
164533.445809 1417268.77 538249.33 3050.0 2 2 
164547.785356 1414270.11 536313.0 3593.64 2 1 
299.628192
164847.413548 1414271.36 537754.0 3607.57 2 2 
164862.231922 1417269.03 535255.63 3773.74 2 1 
 
750241 1st returns
754868 2nd returns
0 3rd returns
0 4th returns
190484 ground returns
0 blunders

curvature versus slope
  n = 216036 
  X=0, Y = 67.95 +/- 24.32 
  Weighted least-squares fit:  Y = 78.9 + 0.768 X  + -0.00773 X**2 
 
slope versus dZ, curvature < 5
  n = 14984 
 
  Weighted least-squares fit:  Y = 16.8 + 0.156 X  + 0.00244 X**2 
     at X = 100, Y = 56.8 
     effective RMSE xy = 85.2 
 
slope versus dZ, curvature < 15
  n = 39355 
 
  Weighted least-squares fit:  Y = 17.9 + 0.199 X  + 0.00260 X**2 
 
curvature versus dZ, slope < 10
  n = 163 
  X=0, Y = 16.61 +/- 5.87 
  Weighted least-squares fit:  Y = 16.5 + 0.125 X  + 0.11984 X**2 
 
 
Number of samples 218625
Max dz = 900
Mean dz = 79
RMS dz = 114.324100696
100cm = 71.8897655803 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