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ps3883
d:\northps\block456-14jan08\ps3883.txt
16 Jan 08 18:32:27 Wednesday  elapsed time 00:07:19
Rectangular area = 0.875 km2
Data area = 0.874 km2
*percent double coverage = 99.277
**low-curvature dc area = 0.003 km2
1st-return RMSE, low-curvature areas = 2.297
95p = 2.828, 98p = 2.946, 99.5p = 3.173
BE RMSE = 2.193
95p = 4.055, 98p = 5.432, 99.5p = 8.098
1908188 unique returns and 0 duplicate returns
 
179531.242925 1384269.82 572570.88 1239.34 1 1 
179545.077851 1381270.38 571812.09 1155.9 1 1 
934.660504
180479.738355 1381270.88 574154.37 1222.78 2 1 
180495.724154 1384269.1 571261.5 1249.34 1 1 
500.938313
180996.662467 1384265.96 574211.58 1286.71 2 1 
181010.433974 1381270.57 572412.56 1123.39 2 1 
979.483974
181989.917948 1381277.46 574242.93 1233.53 2 1 
182002.98476 1384269.28 573730.55 1254.26 2 2 
 
949980 1st returns
958208 2nd returns
0 3rd returns
0 4th returns
128744 ground returns
0 blunders

curvature versus slope
  n = 491949 
  X=0, Y = 27.16 +/- 19.84 
  Weighted least-squares fit:  Y = 46.8 + 2.423 X  + -0.02569 X**2 
 
slope versus dZ, curvature < 5
  n = 33007 
 
  Weighted least-squares fit:  Y = 63.4 + -0.030 X  + 0.00285 X**2 
     at X = 100, Y = 89.0 
     effective RMSE xy = 98.0 
 
slope versus dZ, curvature < 15
  n = 100954 
 
  Weighted least-squares fit:  Y = 61.7 + -0.073 X  + 0.00357 X**2 
 
curvature versus dZ, slope < 10
  n = 15072 
  X=0, Y = 66.78 +/- 22.31 
  Weighted least-squares fit:  Y = 61.0 + 0.839 X  + -0.00387 X**2 
 
 
Number of samples 495941
Max dz = 900
Mean dz = 79
RMS dz = 109.183332061
100cm = 75.1010704902 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