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ps5433
d:\northps\block456-14jan08\ps5433.txt
17 Jan 08 23:37:58 Thursday  elapsed time 00:05:41
Rectangular area = 0.875 km2
Data area = 0.874 km2
*percent double coverage = 36.978
**low-curvature dc area = 0.265 km2
1st-return RMSE, low-curvature areas = 0.358
95p = 0.701, 98p = 0.836, 99.5p = 1.020
BE RMSE = 0.268
95p = 0.541, 98p = 0.652, 99.5p = 0.801
528538 unique returns and 0 duplicate returns
 
261808.252109 1219276.74 526257.11 5.95 1 10 
261823.102477 1219597.48 529251.38 5.58 1 10 
818.548565
262641.651042 1221823.61 529251.69 6.23 1 10 
262657.123028 1219275.64 526253.14 4.84 1 2 
382.371533
263039.494561 1221375.39 526252.06 5.65 1 2 
263054.479307 1222263.95 529251.29 5.34 1 2 
 
528417 1st returns
104 2nd returns
17 3rd returns
0 4th returns
311511 ground returns
0 blunders

curvature versus slope
  n = 532081 
  X=0, Y = 7.31 +/- 3.33 
  Weighted least-squares fit:  Y = 7.2 + 0.599 X  + 0.01141 X**2 
 
slope versus dZ, curvature < 5
  n = 359751 
  X=0, Y = 10.08 +/- 6.40 
  Weighted least-squares fit:  Y = 9.9 + 0.062 X  + -0.00058 X**2 
     at X = 100, Y = 10.2 
     effective RMSE xy = 4.2 
 
slope versus dZ, curvature < 15
  n = 504531 
  X=0, Y = 10.66 +/- 6.72 
  Weighted least-squares fit:  Y = 10.6 + 0.069 X  + 0.00010 X**2 
 
curvature versus dZ, slope < 10
  n = 444614 
  X=0, Y = 9.36 +/- 5.96 
  Weighted least-squares fit:  Y = 9.2 + 1.588 X  + 0.02702 X**2 
 
 
Number of samples 532083
Max dz = 72
Mean dz = 9
RMS dz = 11.5325625947
100cm = 0 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