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ps4627
d:\northps\block456-14jan08\ps4627.txt
17 Jan 08 02:56:26 Thursday  elapsed time 00:04:03
Rectangular area = 0.877 km2
Data area = 0.874 km2
*percent double coverage = 21.889
**low-curvature dc area = 0.120 km2
1st-return RMSE, low-curvature areas = 0.392
95p = 0.751, 98p = 0.887, 99.5p = 1.086
BE RMSE = 0.511
95p = 0.878, 98p = 1.483, 99.5p = 2.719
895703 unique returns and 0 duplicate returns
 
89718.0774715 1312271.27 553247.35 81.81 1 1 
89730.851297 1315269.81 550812.63 47.99 2 1 
14079.977271
103810.828568 1312270.19 551104.7 50.58 1 1 
103823.029561 1315267.81 550252.02 49.6 2 1 
 
447505 1st returns
448198 2nd returns
0 3rd returns
0 4th returns
284717 ground returns
0 blunders

curvature versus slope
  n = 280655 
  X=0, Y = 11.14 +/- 7.82 
  Weighted least-squares fit:  Y = 11.2 + 4.774 X  + -0.05371 X**2 
 
slope versus dZ, curvature < 5
  n = 155247 
  X=0, Y = 8.22 +/- 5.16 
  Weighted least-squares fit:  Y = 9.5 + 0.237 X  + 0.00147 X**2 
     at X = 100, Y = 47.9 
     effective RMSE xy = 73.7 
 
slope versus dZ, curvature < 15
  n = 240462 
  X=0, Y = 8.38 +/- 4.53 
  Weighted least-squares fit:  Y = 9.4 + 0.349 X  + 0.00048 X**2 
 
curvature versus dZ, slope < 10
  n = 177859 
  X=0, Y = 10.62 +/- 6.21 
  Weighted least-squares fit:  Y = 10.2 + 1.064 X  + 0.18887 X**2 
 
 
Number of samples 284148
Max dz = 900
Mean dz = 15
RMS dz = 26.6082693913
100cm = 98.6362740544 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