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ps0169
d:\northps\block123-14dec07\ps0169.txt
14 Dec 07 14:17:54 Friday  elapsed time 00:07:57
Rectangular area = 0.875 km2
Data area = 0.874 km2
*percent double coverage = 99.910
**low-curvature dc area = 0.019 km2
1st-return RMSE, low-curvature areas = 2.472
95p = 4.576, 98p = 4.771, 99.5p = 4.960
BE RMSE = 1.595
95p = 2.650, 98p = 2.987, 99.5p = 3.492
2154676 unique returns and 0 duplicate returns
 
253569.774465 1330315.28 727252.0 583.86 2 1 
253584.607986 1333268.62 730251.86 610.89 2 1 
271.461105
253856.069091 1333266.13 730250.68 609.07 2 2 
253870.465105 1330470.38 727252.6 658.29 1 1 
1345.213289
255215.678394 1333110.59 727252.21 581.65 2 1 
255217.380678 1333265.17 727633.6 588.94 1 1 
10.835004
255228.215682 1333268.12 730009.32 613.68 2 1 
255228.791868 1333269.25 730110.48 610.84 1 1 
159073.013818
414301.805686 1330318.77 727252.0 577.52 2 2 
414303.906578 1330620.36 727689.45 698.65 2 1 
285.168944
414589.075522 1332134.16 730250.03 602.4 2 2 
414605.296333 1330270.31 727252.35 662.82 1 1 
1358.422574
415963.718907 1330270.69 727838.57 648.68 1 1 
415974.755488 1330698.14 730251.69 597.31 2 2 
 
1073524 1st returns
1081152 2nd returns
0 3rd returns
0 4th returns
94650 ground returns
0 blunders

curvature versus slope
  n = 371536 
  X=0, Y = 14.43 +/- 10.37 
  Weighted least-squares fit:  Y = 17.4 + 3.970 X  + -0.04194 X**2 
 
slope versus dZ, curvature < 5
  n = 89003 
 
  Weighted least-squares fit:  Y = 90.7 + -0.192 X  + 0.00170 X**2 
     at X = 100, Y = 88.4 
     Bad fit. P2 = 0
slope versus dZ, curvature < 15
  n = 213535 
 
  Weighted least-squares fit:  Y = 90.4 + -0.162 X  + 0.00229 X**2 
 
curvature versus dZ, slope < 10
  n = 100750 
  X=0, Y = 88.22 +/- 37.69 
  Weighted least-squares fit:  Y = 91.8 + -1.569 X  + 0.12285 X**2 
 
 
Number of samples 373118
Max dz = 900
Mean dz = 85
RMS dz = 108.092552935
100cm = 68.4156218676 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