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ps0289
d:\northps\block123-14dec07\ps0289.txt
14 Dec 07 15:32:06 Friday  elapsed time 00:08:27
Rectangular area = 0.875 km2
Data area = 0.874 km2
*percent double coverage = 66.294
**low-curvature dc area = 0.478 km2
1st-return RMSE, low-curvature areas = 0.238
95p = 0.455, 98p = 0.539, 99.5p = 0.666
BE RMSE = 0.228
95p = 0.412, 98p = 0.587, 99.5p = 1.034
1820218 unique returns and 0 duplicate returns
 
495948.045141 1267270.03 721833.92 108.07 1 10 
495960.32781 1267532.11 724251.94 121.93 1 10 
889.884174
496850.211984 1269743.85 724251.96 110.74 1 10 
496871.230162 1267279.15 721252.86 102.98 1 2 
1175.160998
498046.39116 1268490.56 721252.01 106.62 1 10 
498061.488743 1270255.38 724251.56 109.42 1 2 
30008.741424
528070.230167 1270269.99 722525.44 109.46 1 10 
528086.122373 1267270.12 721327.13 147.96 1 1 
 
1699247 1st returns
92209 2nd returns
25460 3rd returns
3302 4th returns
581394 ground returns
0 blunders

curvature versus slope
  n = 1330638 
  X=0, Y = 5.39 +/- 3.33 
  Weighted least-squares fit:  Y = 3.8 + 4.313 X  + -0.04486 X**2 
 
slope versus dZ, curvature < 5
  n = 878071 
  X=0, Y = 6.32 +/- 3.72 
  Weighted least-squares fit:  Y = 6.4 + 0.306 X  + -0.00122 X**2 
     at X = 100, Y = 24.8 
     effective RMSE xy = 37.7 
 
slope versus dZ, curvature < 15
  n = 1241329 
  X=0, Y = 6.56 +/- 3.94 
  Weighted least-squares fit:  Y = 6.4 + 0.357 X  + -0.00085 X**2 
 
curvature versus dZ, slope < 10
  n = 1176908 
  X=0, Y = 7.26 +/- 4.36 
  Weighted least-squares fit:  Y = 6.7 + 1.189 X  + 0.03646 X**2 
 
 
Number of samples 1331929
Max dz = 800
Mean dz = 7
RMS dz = 13.8564064606
100cm = 99.8911353383 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