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ps1904
d:\northps\block456-14jan08\ps1904.txt
15 Jan 08 15:26:26 Tuesday  elapsed time 00:09:31
Rectangular area = 0.876 km2
Data area = 0.874 km2
*percent double coverage = 66.811
**low-curvature dc area = 0.061 km2
1st-return RMSE, low-curvature areas = 0.989
95p = 1.993, 98p = 2.401, 99.5p = 2.806
BE RMSE = 1.901
95p = 3.709, 98p = 5.579, 99.5p = 9.450
1586555 unique returns and 0 duplicate returns
 
259940.391584 1567264.27 640250.88 5859.68 1 2 
259956.684637 1564270.93 637259.1 4036.76 2 1 
971.884329
260928.568966 1564270.95 637254.14 4036.0 2 1 
260946.271993 1567269.1 640226.88 5852.85 2 1 
428.00008
261374.272073 1567269.81 638533.17 5478.53 1 1 
261388.803798 1564272.98 637256.32 4049.55 1 1 
 
789704 1st returns
796851 2nd returns
0 3rd returns
0 4th returns
363153 ground returns
0 blunders

curvature versus slope
  n = 321576 
  X=0, Y = 40.01 +/- 19.50 
  Weighted least-squares fit:  Y = 49.5 + 2.567 X  + -0.02910 X**2 
 
slope versus dZ, curvature < 5
  n = 152629 
 
  Weighted least-squares fit:  Y = 14.6 + 0.385 X  + 0.00263 X**2 
     at X = 100, Y = 79.5 
     effective RMSE xy = 122.7 
 
slope versus dZ, curvature < 15
  n = 231815 
 
  Weighted least-squares fit:  Y = 15.4 + 0.358 X  + 0.00328 X**2 
 
curvature versus dZ, slope < 10
  n = 10762 
  X=0, Y = 15.93 +/- 9.69 
  Weighted least-squares fit:  Y = 15.5 + 2.194 X  + -0.33589 X**2 
 
 
Number of samples 325172
Max dz = 900
Mean dz = 41
RMS dz = 69.5485441976
100cm = 92.1158648346 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