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ps4133
d:\northps\block456-14jan08\ps4133.txt
16 Jan 08 21:10:50 Wednesday  elapsed time 00:06:26
Rectangular area = 0.876 km2
Data area = 0.874 km2
*percent double coverage = 92.017
**low-curvature dc area = 0.000 km2
1st-return RMSE, low-curvature areas = 0.246
95p = 0.452, 98p = 0.538, 99.5p = 0.714
BE RMSE = 2.937
95p = 5.503, 98p = 8.811, 99.5p = 15.423
1854068 unique returns and 0 duplicate returns
 
349153.266123 1453265.82 568250.49 2826.11 2 1 
349167.101441 1450270.42 567239.04 2559.26 1 1 
582.152352
349749.253793 1450270.44 568251.87 2012.28 2 1 
349764.571926 1453269.81 565256.83 3338.39 2 1 
904.752187
350669.324113 1453268.65 567096.95 3105.91 2 1 
350683.130271 1450273.83 565254.15 3411.68 2 1 
 
919696 1st returns
934372 2nd returns
0 3rd returns
0 4th returns
155039 ground returns
0 blunders

curvature versus slope
  n = 62820 
  X=0, Y = 53.39 +/- 19.88 
  Weighted least-squares fit:  Y = 71.8 + 1.313 X  + -0.01425 X**2 
 
slope versus dZ, curvature < 5
  n = 6636 
 
  Weighted least-squares fit:  Y = 9.3 + -0.006 X  + 0.00606 X**2 
     at X = 100, Y = 69.3 
     effective RMSE xy = 107.9 
 
slope versus dZ, curvature < 15
  n = 13671 
 
  Weighted least-squares fit:  Y = 12.3 + -0.008 X  + 0.00715 X**2 
 

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