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ps4457
d:\northps\block456-14jan08\ps4457.txt
17 Jan 08 01:08:51 Thursday  elapsed time 00:06:16
Rectangular area = 0.875 km2
Data area = 0.874 km2
*percent double coverage = 45.740
**low-curvature dc area = 0.046 km2
1st-return RMSE, low-curvature areas = 1.185
95p = 2.271, 98p = 3.102, 99.5p = 3.484
BE RMSE = 1.771
95p = 3.193, 98p = 4.227, 99.5p = 7.104
1740928 unique returns and 0 duplicate returns
 
157212.574026 1459273.72 556554.72 3667.54 2 1 
157226.172582 1462267.47 556252.92 4578.6 1 1 
194932.743927
352158.916509 1461706.31 559249.7 3643.73 2 2 
352160.416224 1461392.5 559251.94 3646.38 2 1 
5092.730227
357253.146451 1459270.34 559249.03 4648.65 2 1 
357266.866599 1462269.58 557290.91 4305.64 1 1 
820.484454
358087.351053 1462266.83 558493.78 3869.64 2 1 
358101.137571 1459270.27 556423.43 3728.36 2 1 
 
865166 1st returns
875762 2nd returns
0 3rd returns
0 4th returns
377983 ground returns
0 blunders

curvature versus slope
  n = 159372 
  X=0, Y = 59.49 +/- 25.13 
  Weighted least-squares fit:  Y = 67.8 + 1.487 X  + -0.01563 X**2 
 
slope versus dZ, curvature < 5
  n = 85515 
 
  Weighted least-squares fit:  Y = 1.0 + 1.170 X  + -0.00766 X**2 
     at X = 100, Y = 41.5 
     effective RMSE xy = 65.1 
 
slope versus dZ, curvature < 15
  n = 129501 
 
  Weighted least-squares fit:  Y = 2.0 + 1.136 X  + -0.00691 X**2 
 
curvature versus dZ, slope < 10
  n = 2912 
  X=0, Y = 7.21 +/- 4.71 
  Weighted least-squares fit:  Y = 7.0 + 1.917 X  + 0.08380 X**2 
 
 
Number of samples 160462
Max dz = 900
Mean dz = 42
RMS dz = 83.58827669
100cm = 95.4369258765 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