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ps3798
d:\northps\block456-14jan08\ps3798.txt
16 Jan 08 17:59:32 Wednesday  elapsed time 00:06:00
Rectangular area = 0.875 km2
Data area = 0.874 km2
*percent double coverage = 58.369
**low-curvature dc area = 0.009 km2
1st-return RMSE, low-curvature areas = 0.900
95p = 1.760, 98p = 2.312, 99.5p = 3.230
BE RMSE = 2.563
95p = 4.757, 98p = 7.117, 99.5p = 12.388
1712074 unique returns and 0 duplicate returns
 
345220.083071 1465273.31 577249.19 2728.01 2 2 
345233.483765 1468269.95 576796.7 3291.29 2 1 
776.444004
346009.927769 1468269.9 577242.65 3053.87 2 2 
346023.716167 1465270.02 575378.94 3506.82 2 1 
738.919799
346762.635966 1465270.86 576325.15 3316.11 2 1 
346776.610346 1468268.75 574254.19 3956.21 1 1 
773.736261
347550.346607 1468269.68 574476.31 3798.78 1 2 
347563.480245 1465275.18 574262.01 4041.78 2 1 
 
849900 1st returns
862174 2nd returns
0 3rd returns
0 4th returns
298561 ground returns
0 blunders

curvature versus slope
  n = 113540 
  X=0, Y = 62.96 +/- 22.83 
  Weighted least-squares fit:  Y = 71.0 + 1.340 X  + -0.01472 X**2 
 
slope versus dZ, curvature < 5
  n = 37927 
 
  Weighted least-squares fit:  Y = 15.3 + 0.295 X  + 0.00269 X**2 
     at X = 100, Y = 71.7 
     effective RMSE xy = 110.1 
 
slope versus dZ, curvature < 15
  n = 74040 
 
  Weighted least-squares fit:  Y = 15.2 + 0.355 X  + 0.00225 X**2 
 
curvature versus dZ, slope < 10
  n = 732 
  X=0, Y = 16.45 +/- 7.74 
  Weighted least-squares fit:  Y = 16.0 + 4.055 X  + -0.50620 X**2 
 
 
Number of samples 114468
Max dz = 900
Mean dz = 51
RMS dz = 125.215813698
100cm = 87.9057902645 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