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ps2836
d:\northps\block456-14jan08\ps2836.txt
16 Jan 08 03:43:56 Wednesday  elapsed time 00:10:45
Rectangular area = 0.875 km2
Data area = 0.598 km2
*percent double coverage = 97.203
**low-curvature dc area = 0.008 km2
1st-return RMSE, low-curvature areas = 1.728
95p = 2.604, 98p = 3.059, 99.5p = 4.219
BE RMSE = 2.633
95p = 5.367, 98p = 7.788, 99.5p = 11.673
1198663 unique returns and 0 duplicate returns
 
230567.600626 1438268.4 602472.5 1131.9 2 1 
230572.840418 1437203.53 601262.15 1005.81 2 2 
852.601686
231425.442104 1438263.08 604251.76 993.23 2 2 
231441.680567 1435270.75 601259.93 977.29 2 1 
315.463974
231757.144541 1435270.37 601268.31 971.91 2 1 
231772.954949 1438269.27 604250.92 998.18 1 1 
1327.585156
233100.540105 1438268.81 604240.63 999.49 2 2 
233112.805608 1435274.53 604229.23 706.93 2 1 
90599.347355
323712.152963 1438261.62 603181.83 1093.73 1 2 
323726.03478 1435388.99 601479.86 957.44 2 1 
467.099551
324193.134331 1437282.49 601411.79 1105.71 2 1 
324197.133731 1438268.18 601286.32 1259.73 1 1 
 
597245 1st returns
601418 2nd returns
0 3rd returns
0 4th returns
72820 ground returns
0 blunders

curvature versus slope
  n = 150825 
  X=0, Y = 42.47 +/- 19.31 
  Weighted least-squares fit:  Y = 53.9 + 2.351 X  + -0.02499 X**2 
 
slope versus dZ, curvature < 5
  n = 24931 
 
  Weighted least-squares fit:  Y = 18.8 + 0.952 X  + -0.00336 X**2 
     at X = 100, Y = 80.4 
     effective RMSE xy = 122.8 
 
slope versus dZ, curvature < 15
  n = 50508 
 
  Weighted least-squares fit:  Y = 27.0 + 0.652 X  + -0.00116 X**2 
 
curvature versus dZ, slope < 10
  n = 282 
  X=0, Y = 45.46 +/- 30.02 
  Weighted least-squares fit:  Y = 48.9 + -5.936 X  + 0.82446 X**2 
 
 
Number of samples 154665
Max dz = 900
Mean dz = 68
RMS dz = 99.4886928249
100cm = 78.7308052889 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