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ps2307
d:\northps\block123-14dec07\ps2307.txt
15 Dec 07 08:54:03 Saturday  elapsed time 00:07:30
Rectangular area = 0.875 km2
Data area = 0.874 km2
*percent double coverage = 99.973
**low-curvature dc area = 0.037 km2
1st-return RMSE, low-curvature areas = 0.456
95p = 0.904, 98p = 1.102, 99.5p = 1.357
BE RMSE = 1.449
95p = 2.973, 98p = 4.234, 99.5p = 6.521
1826685 unique returns and 0 duplicate returns
 
415107.870629 1312268.7 620203.82 344.2 2 2 
415112.475855 1312029.22 619252.36 400.0 2 1 
365.155081
415477.630936 1310450.95 619252.43 612.88 1 1 
415491.598716 1312267.06 622248.77 322.66 2 1 
1333.937259
416825.535975 1312242.83 622251.32 322.81 2 1 
416841.445064 1309279.85 619252.98 786.38 1 1 
399.260403
417240.705467 1309272.79 619254.07 797.93 2 1 
417254.399184 1311835.41 622251.41 446.94 2 1 
1364.167882
418618.567066 1309274.12 621067.43 720.95 2 2 
418620.544591 1309277.09 620623.11 732.66 2 1 
 
911192 1st returns
915493 2nd returns
0 3rd returns
0 4th returns
85730 ground returns
0 blunders

curvature versus slope
  n = 606701 
  X=0, Y = 18.69 +/- 15.10 
  Weighted least-squares fit:  Y = 46.9 + 2.611 X  + -0.02937 X**2 
 
slope versus dZ, curvature < 5
  n = 88883 
 
  Weighted least-squares fit:  Y = 9.1 + 0.497 X  + 0.00046 X**2 
     at X = 100, Y = 63.4 
     effective RMSE xy = 98.5 
 
slope versus dZ, curvature < 15
  n = 163362 
 
  Weighted least-squares fit:  Y = 9.2 + 0.574 X  + -0.00025 X**2 
 
curvature versus dZ, slope < 10
  n = 62123 
  X=0, Y = 11.60 +/- 7.98 
  Weighted least-squares fit:  Y = 11.8 + 1.676 X  + 0.08171 X**2 
 
 
Number of samples 614891
Max dz = 900
Mean dz = 50
RMS dz = 78.8733161468
100cm = 85.6207035068 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