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ps5255
d:\northps\block456-14jan08\ps5255.txt
17 Jan 08 20:07:17 Thursday  elapsed time 00:05:31
Rectangular area = 0.875 km2
Data area = 0.866 km2
*percent double coverage = 32.118
**low-curvature dc area = 0.178 km2
1st-return RMSE, low-curvature areas = 0.404
95p = 0.790, 98p = 0.942, 99.5p = 1.153
BE RMSE = 0.294
95p = 0.585, 98p = 0.716, 99.5p = 0.902
542898 unique returns and 0 duplicate returns
 
256090.541052 1193780.63 532252.48 4.63 1 2 
256108.643756 1192275.19 535249.44 5.97 1 1 
467.566226
256576.209982 1195255.33 535251.37 4.51 1 2 
256590.714694 1192714.48 532259.38 4.43 1 2 
413.655618
257004.370312 1195067.03 532252.7 5.23 1 2 
257019.906037 1195035.75 535251.55 4.93 1 1 
 
542898 1st returns
0 2nd returns
0 3rd returns
0 4th returns
322502 ground returns
0 blunders

curvature versus slope
  n = 458023 
  X=0, Y = 8.60 +/- 3.68 
  Weighted least-squares fit:  Y = 8.4 + 0.673 X  + -0.01230 X**2 
 
slope versus dZ, curvature < 5
  n = 256891 
  X=0, Y = 12.09 +/- 8.41 
  Weighted least-squares fit:  Y = 11.9 + -0.184 X  + 0.01204 X**2 
     at X = 100, Y = 113.9 
     effective RMSE xy = 177.9 
 
slope versus dZ, curvature < 15
  n = 417921 
  X=0, Y = 12.32 +/- 8.54 
  Weighted least-squares fit:  Y = 12.5 + -0.097 X  + 0.00938 X**2 
 
curvature versus dZ, slope < 10
  n = 333589 
  X=0, Y = 10.46 +/- 6.70 
  Weighted least-squares fit:  Y = 10.3 + 1.447 X  + 0.05976 X**2 
 
 
Number of samples 458024
Max dz = 95
Mean dz = 10
RMS dz = 13.2664991614
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