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ps4917
d:\northps\block456-14jan08\ps4917.txt
17 Jan 08 09:25:42 Thursday  elapsed time 00:08:10
Rectangular area = 0.875 km2
Data area = 0.874 km2
*percent double coverage = 91.125
**low-curvature dc area = 0.003 km2
1st-return RMSE, low-curvature areas = 2.780
95p = 3.215, 98p = 4.277, 99.5p = 4.524
BE RMSE = 2.594
95p = 4.794, 98p = 6.369, 99.5p = 9.993
2037062 unique returns and 0 duplicate returns
 
159013.921278 1509001.5 547247.68 2617.06 2 1 
159018.721387 1510269.19 547207.88 2650.78 1 1 
410.585266
159429.306653 1510268.36 547250.29 2630.19 2 1 
159444.377087 1507270.31 545933.23 3599.76 2 1 
1149.3475
160593.724587 1507270.36 547224.11 2863.62 2 1 
160612.341613 1510268.9 544253.44 3488.43 2 1 
425.172537
161037.51415 1510269.09 545602.78 3421.76 2 1 
161052.717207 1507271.92 544255.16 4285.35 2 1 
 
1012381 1st returns
1024681 2nd returns
0 3rd returns
0 4th returns
204778 ground returns
0 blunders

curvature versus slope
  n = 144948 
  X=0, Y = 38.63 +/- 24.65 
  Weighted least-squares fit:  Y = 62.9 + 1.609 X  + -0.01688 X**2 
 
slope versus dZ, curvature < 5
  n = 21807 
 
  Weighted least-squares fit:  Y = 92.4 + -0.172 X  + 0.00341 X**2 
     at X = 100, Y = 109.3 
     effective RMSE xy = 91.7 
 
slope versus dZ, curvature < 15
  n = 42225 
 
  Weighted least-squares fit:  Y = 91.4 + -0.067 X  + 0.00252 X**2 
 
curvature versus dZ, slope < 10
  n = 3371 
  X=0, Y = 89.62 +/- 11.65 
  Weighted least-squares fit:  Y = 88.3 + 1.193 X  + -0.12121 X**2 
 
 
Number of samples 146397
Max dz = 900
Mean dz = 116
RMS dz = 146.348898185
100cm = 58.0291945873 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