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ps4273
d:\northps\block456-14jan08\ps4273.txt
16 Jan 08 23:05:13 Wednesday  elapsed time 00:03:58
Rectangular area = 0.877 km2
Data area = 0.672 km2
*percent double coverage = 0.364
**low-curvature dc area = 0.002 km2
1st-return RMSE, low-curvature areas = 1.969
95p = 2.554, 98p = 2.666, 99.5p = 2.829
BE RMSE = 1.091
95p = 2.066, 98p = 2.226, 99.5p = 2.363
677504 unique returns and 0 duplicate returns
 
63788.1260525 1213435.78 562250.34 3.05 2 2 
63803.7216672 1216228.03 560476.6 3.15 1 1 
245.7733227
64049.4949899 1216268.22 559254.21 3.55 1 2 
64069.3876238 1213270.31 562246.07 2.82 2 1 
666.0206303
64735.4082541 1213325.7 560936.18 5.48 2 1 
64744.302713 1214337.08 559341.42 4.76 1 2 
 
338751 1st returns
338753 2nd returns
0 3rd returns
0 4th returns
328377 ground returns
0 blunders

curvature versus slope
  n = 4028 
  X=0, Y = 3.64 +/- 1.80 
  Weighted least-squares fit:  Y = 3.6 + 1.013 X  + 0.19832 X**2 
 
slope versus dZ, curvature < 5
  n = 3877 
  X=0, Y = 47.22 +/- 26.14 
  Weighted least-squares fit:  Y = 53.6 + 2.989 X  + -0.17798 X**2 
     at X = 100, Y = -1427.3 
     effective RMSE xy = 2240.4 
 
slope versus dZ, curvature < 15
  n = 4012 
  X=0, Y = 47.22 +/- 26.14 
  Weighted least-squares fit:  Y = 54.4 + 2.556 X  + -0.13821 X**2 
 
curvature versus dZ, slope < 10
  n = 3992 
  X=0, Y = 60.38 +/- 20.34 
  Weighted least-squares fit:  Y = 60.8 + 1.815 X  + -0.19613 X**2 
 
 
Number of samples 4029
Max dz = 96
Mean dz = 58
RMS dz = 61.3921819127
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