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ps2465
d:\northps\block123-14dec07\ps2465.txt
15 Dec 07 09:44:28 Saturday  elapsed time 00:08:12
Rectangular area = 0.875 km2
Data area = 0.872 km2
*percent double coverage = 99.920
**low-curvature dc area = 0.277 km2
1st-return RMSE, low-curvature areas = 0.583
95p = 0.865, 98p = 2.398, 99.5p = 2.839
BE RMSE = 0.677
95p = 1.395, 98p = 1.941, 99.5p = 2.868
1921343 unique returns and 0 duplicate returns
 
253099.867579 1315267.27 614248.95 370.39 2 1 
253107.425594 1315267.16 616119.3 392.2 1 1 
160678.25169
413785.677284 1313530.19 613252.01 290.43 2 2 
413800.119891 1315264.18 616249.93 407.24 1 1 
1323.857139
415123.97703 1315267.74 616251.44 406.54 1 1 
415139.729875 1312278.03 613252.68 299.15 1 1 
313.459197
415453.189072 1312273.63 613253.86 285.69 2 1 
415467.459155 1314877.04 616251.97 400.85 2 2 
1385.481474
416852.940629 1312536.91 616251.74 314.32 2 2 
416867.180372 1312272.29 613256.16 288.08 1 1 
 
959133 1st returns
962210 2nd returns
0 3rd returns
0 4th returns
409020 ground returns
0 blunders

curvature versus slope
  n = 1302561 
  X=0, Y = 12.84 +/- 9.75 
  Weighted least-squares fit:  Y = 16.4 + 4.501 X  + -0.05123 X**2 
 
slope versus dZ, curvature < 5
  n = 603093 
  X=0, Y = 8.13 +/- 4.37 
  Weighted least-squares fit:  Y = 17.1 + 0.425 X  + -0.00217 X**2 
     at X = 100, Y = 37.9 
     effective RMSE xy = 53.1 
 
slope versus dZ, curvature < 15
  n = 975253 
  X=0, Y = 7.98 +/- 4.49 
  Weighted least-squares fit:  Y = 18.9 + 0.428 X  + -0.00076 X**2 
 
curvature versus dZ, slope < 10
  n = 625847 
  X=0, Y = 16.72 +/- 13.20 
  Weighted least-squares fit:  Y = 18.5 + 2.660 X  + -0.02167 X**2 
 
 
Number of samples 1328097
Max dz = 900
Mean dz = 26
RMS dz = 47.9270278653
100cm = 95.5769796935 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