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ps3025
d:\northps\block456-14jan08\ps3025.txt
16 Jan 08 06:49:14 Wednesday  elapsed time 00:09:59
Rectangular area = 0.875 km2
Data area = 0.874 km2
*percent double coverage = 84.858
**low-curvature dc area = 0.003 km2
1st-return RMSE, low-curvature areas = 3.147
95p = 4.115, 98p = 4.567, 99.5p = 5.162
BE RMSE = 2.220
95p = 4.543, 98p = 6.190, 99.5p = 9.546
1830087 unique returns and 0 duplicate returns
 
237477.911358 1393269.78 595893.91 3207.84 1 1 
237491.680294 1390275.86 595256.0 2613.92 2 1 
1244.128084
238735.808378 1390270.59 598088.14 2547.98 2 1 
238750.161232 1393269.9 595301.67 3388.15 1 1 
448.05384
239198.215072 1393269.63 597876.0 3354.85 2 1 
239212.186154 1390270.1 596100.98 2394.19 1 1 
1245.142509
240457.328663 1390272.19 598245.62 2564.8 1 1 
240465.262555 1392075.52 598249.54 3440.06 2 1 
 
911162 1st returns
918925 2nd returns
0 3rd returns
0 4th returns
222730 ground returns
0 blunders

curvature versus slope
  n = 366792 
  X=0, Y = 45.75 +/- 24.61 
  Weighted least-squares fit:  Y = 62.0 + 1.620 X  + -0.01729 X**2 
 
slope versus dZ, curvature < 5
  n = 34076 
 
  Weighted least-squares fit:  Y = 94.3 + -0.185 X  + 0.00400 X**2 
     at X = 100, Y = 115.9 
     effective RMSE xy = 105.7 
 
slope versus dZ, curvature < 15
  n = 89952 
 
  Weighted least-squares fit:  Y = 95.9 + -0.255 X  + 0.00516 X**2 
 
curvature versus dZ, slope < 10
  n = 2599 
  X=0, Y = 85.57 +/- 29.13 
  Weighted least-squares fit:  Y = 85.2 + 3.282 X  + -0.19334 X**2 
 
 
Number of samples 368040
Max dz = 900
Mean dz = 107
RMS dz = 135.628168166
100cm = 51.3283882187 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