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ps4522
d:\northps\block456-14jan08\ps4522.txt
17 Jan 08 01:37:47 Thursday  elapsed time 00:05:28
Rectangular area = 0.877 km2
Data area = 0.835 km2
*percent double coverage = 97.438
**low-curvature dc area = 0.244 km2
1st-return RMSE, low-curvature areas = 0.753
95p = 1.452, 98p = 1.620, 99.5p = 1.763
BE RMSE = 1.113
95p = 2.333, 98p = 3.481, 99.5p = 5.373
1399518 unique returns and 0 duplicate returns
 
89331.8758087 1333269.79 556188.79 87.22 2 1 
89345.0769915 1330270.21 556230.27 65.18 1 2 
327099.255142
416444.332133 1330270.02 556120.36 64.27 2 1 
416458.673797 1333269.89 553258.82 136.8 2 1 
 
698269 1st returns
701249 2nd returns
0 3rd returns
0 4th returns
177761 ground returns
0 blunders

curvature versus slope
  n = 702073 
  X=0, Y = 7.90 +/- 6.58 
  Weighted least-squares fit:  Y = 17.4 + 4.467 X  + -0.05291 X**2 
 
slope versus dZ, curvature < 5
  n = 387212 
  X=0, Y = 30.45 +/- 13.28 
  Weighted least-squares fit:  Y = 22.7 + -0.199 X  + 0.00582 X**2 
     at X = 100, Y = 61.0 
     effective RMSE xy = 89.0 
 
slope versus dZ, curvature < 15
  n = 472681 
  X=0, Y = 30.33 +/- 13.28 
  Weighted least-squares fit:  Y = 21.4 + 0.007 X  + 0.00397 X**2 
 
curvature versus dZ, slope < 10
  n = 382749 
  X=0, Y = 25.62 +/- 14.85 
  Weighted least-squares fit:  Y = 24.0 + -0.920 X  + 0.19522 X**2 
 
 
Number of samples 716363
Max dz = 900
Mean dz = 33
RMS dz = 53.9629502529
100cm = 93.5235348559 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