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ps1009
d:\northps\block123-14dec07\ps1009.txt
14 Dec 07 22:30:34 Friday  elapsed time 00:07:27
Rectangular area = 0.876 km2
Data area = 0.874 km2
*percent double coverage = 99.772
**low-curvature dc area = 0.001 km2
1st-return RMSE, low-curvature areas = 0.518
95p = 1.014, 98p = 1.159, 99.5p = 1.338
BE RMSE = 1.264
95p = 2.506, 98p = 3.444, 99.5p = 5.482
1971471 unique returns and 0 duplicate returns
 
320493.888369 1360271.54 691345.17 2345.96 2 1 
320506.501405 1360684.82 694251.98 1515.1 1 1 
671.016135
321177.51754 1362471.96 694251.07 1167.52 1 1 
321195.581536 1360283.91 691252.07 2429.89 1 1 
1074.890123
322270.471659 1360450.46 691252.77 2318.28 2 1 
322283.183582 1360885.7 694250.98 1538.09 1 1 
632.224672
322915.408254 1363257.66 694250.75 983.65 2 1 
322933.00573 1361218.96 691252.71 2072.18 2 1 
 
983839 1st returns
987632 2nd returns
0 3rd returns
0 4th returns
282398 ground returns
0 blunders

curvature versus slope
  n = 952681 
  X=0, Y = 54.50 +/- 29.46 
  Weighted least-squares fit:  Y = 64.8 + 1.161 X  + -0.01039 X**2 
 
slope versus dZ, curvature < 5
  n = 47966 
 
  Weighted least-squares fit:  Y = 10.4 + 0.426 X  + -0.00020 X**2 
     at X = 100, Y = 51.0 
     effective RMSE xy = 78.4 
 
slope versus dZ, curvature < 15
  n = 183852 
 
  Weighted least-squares fit:  Y = 13.2 + 0.395 X  + 0.00024 X**2 
 
curvature versus dZ, slope < 10
  n = 3195 
  X=0, Y = 11.33 +/- 7.85 
  Weighted least-squares fit:  Y = 9.5 + 3.592 X  + -0.01938 X**2 
 
 
Number of samples 959769
Max dz = 900
Mean dz = 51
RMS dz = 75.3591401225
100cm = 86.2008462453 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