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ps3225
d:\northps\block456-14jan08\ps3225.txt
16 Jan 08 10:16:12 Wednesday  elapsed time 00:09:58
Rectangular area = 0.875 km2
Data area = 0.874 km2
*percent double coverage = 99.894
**low-curvature dc area = 0.000 km2
1st-return RMSE, low-curvature areas = 3.280
95p = 3.794, 98p = 3.917, 99.5p = 4.104
BE RMSE = 2.583
95p = 5.138, 98p = 6.845, 99.5p = 9.837
1893349 unique returns and 0 duplicate returns
 
235150.509125 1372270.17 590478.5 1754.08 2 2 
235164.311603 1375268.87 589262.95 1702.66 1 1 
637.824248
235802.135851 1375269.79 591971.32 2473.23 1 1 
235816.889759 1372270.81 589421.28 1409.77 1 1 
1083.324973
236900.214732 1372270.07 592239.16 2235.46 1 1 
236914.803966 1375269.87 589927.92 1886.26 1 1 
 
942254 1st returns
951095 2nd returns
0 3rd returns
0 4th returns
116752 ground returns
0 blunders

curvature versus slope
  n = 271919 
  X=0, Y = 56.87 +/- 29.50 
  Weighted least-squares fit:  Y = 73.0 + 1.016 X  + -0.01010 X**2 
 
slope versus dZ, curvature < 5
  n = 6160 
 
  Weighted least-squares fit:  Y = 76.3 + 0.492 X  + -0.00220 X**2 
     at X = 100, Y = 103.5 
     effective RMSE xy = 109.9 
 
slope versus dZ, curvature < 15
  n = 24362 
 
  Weighted least-squares fit:  Y = 78.9 + 0.330 X  + -0.00042 X**2 
 
curvature versus dZ, slope < 10
  n = 291 
  X=0, Y = 72.74 +/- 15.99 
  Weighted least-squares fit:  Y = 67.5 + 5.075 X  + -0.16929 X**2 
 
 
Number of samples 273151
Max dz = 900
Mean dz = 104
RMS dz = 133.416640641
100cm = 55.270528023 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