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ps2990
d:\northps\block123-14dec07\ps2990.txt
15 Dec 07 12:39:46 Saturday  elapsed time 00:07:30
Rectangular area = 0.875 km2
Data area = 0.874 km2
*percent double coverage = 99.946
**low-curvature dc area = 0 km2
1st-return RMSE, low-curvature areas = 0
95p = 0, 98p = 0, 99.5p = 0
BE RMSE = 0.974
95p = 1.900, 98p = 2.477, 99.5p = 3.576
1864019 unique returns and 0 duplicate returns
 
236196.809418 1288269.86 595934.88 1657.08 2 2 
236210.277453 1285271.61 595254.0 1358.29 1 1 
299.406284
236509.683737 1285270.7 597783.8 1249.98 1 1 
236524.205432 1288269.76 595267.65 1693.59 2 1 
1446.537315
237970.742747 1288269.06 595371.88 1630.43 2 2 
237983.343813 1285270.38 596233.96 1351.83 2 1 
295.096551
238278.440364 1285270.16 598241.4 1196.82 2 1 
238292.333443 1288269.48 597114.5 1766.59 2 1 
 
928643 1st returns
935376 2nd returns
0 3rd returns
0 4th returns
66872 ground returns
0 blunders

curvature versus slope
  n = 282550 
  X=0, Y = 45.71 +/- 35.03 
  Weighted least-squares fit:  Y = 73.8 + 1.186 X  + -0.01212 X**2 
 
slope versus dZ, curvature < 5
  n = 4197 
 
  Weighted least-squares fit:  Y = 10.0 + 0.441 X  + 0.00198 X**2 
     at X = 100, Y = 74.0 
     effective RMSE xy = 115.1 
 
slope versus dZ, curvature < 15
  n = 17693 
 
  Weighted least-squares fit:  Y = 10.1 + 0.579 X  + 0.00133 X**2 
 
curvature versus dZ, slope < 10
  n = 1643 
  X=0, Y = 11.90 +/- 6.81 
  Weighted least-squares fit:  Y = 11.7 + 2.199 X  + -0.11596 X**2 
 
 
Number of samples 284669
Max dz = 900
Mean dz = 95
RMS dz = 136.773535452
100cm = 64.8107099825 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