==================================================
ps3471
d:\northps\block456-14jan08\ps3471.txt
16 Jan 08 14:19:37 Wednesday  elapsed time 00:08:04
Rectangular area = 0.876 km2
Data area = 0.873 km2
*percent double coverage = 98.575
**low-curvature dc area = 0.007 km2
1st-return RMSE, low-curvature areas = 0.855
95p = 1.444, 98p = 1.823, 99.5p = 2.361
BE RMSE = 4.172
95p = 8.153, 98p = 12.474, 99.5p = 20.775
1796527 unique returns and 0 duplicate returns
 
328030.762078 1483017.41 586251.91 2950.34 2 1 
328043.260395 1480270.87 585914.26 1819.96 1 1 
857.334907
328900.595302 1480271.08 586246.09 1859.2 2 1 
328914.667757 1483269.88 583365.09 1946.09 1 1 
634.120461
329548.788218 1483269.08 586141.74 3096.28 2 2 
329564.841098 1480270.37 583282.74 2689.16 1 1 
14040.800625
343605.641723 1480273.63 584674.66 1668.42 2 1 
343620.278216 1483267.98 583254.05 1932.45 2 1 
 
894358 1st returns
902169 2nd returns
0 3rd returns
0 4th returns
140469 ground returns
0 blunders

curvature versus slope
  n = 246327 
  X=0, Y = 35.53 +/- 30.04 
  Weighted least-squares fit:  Y = 57.6 + 1.932 X  + -0.01981 X**2 
 
slope versus dZ, curvature < 5
  n = 35224 
 
  Weighted least-squares fit:  Y = 28.6 + 0.734 X  + -0.00061 X**2 
     at X = 100, Y = 95.8 
     effective RMSE xy = 143.7 
 
slope versus dZ, curvature < 15
  n = 97026 
 
  Weighted least-squares fit:  Y = 29.2 + 0.686 X  + 0.00059 X**2 
 
curvature versus dZ, slope < 10
  n = 21443 
  X=0, Y = 36.25 +/- 17.43 
  Weighted least-squares fit:  Y = 36.9 + 0.220 X  + 0.13984 X**2 
 
 
Number of samples 248256
Max dz = 900
Mean dz = 72
RMS dz = 110.22250224
100cm = 75.2759248518 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