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ps3656
d:\northps\block456-14jan08\ps3656.txt
16 Jan 08 16:30:20 Wednesday  elapsed time 00:07:28
Rectangular area = 0.876 km2
Data area = 0.874 km2
*percent double coverage = 95.581
**low-curvature dc area = 0.004 km2
1st-return RMSE, low-curvature areas = 4.019
95p = 3.274, 98p = 4.990, 99.5p = 5.164
BE RMSE = 2.784
95p = 5.345, 98p = 6.937, 99.5p = 9.426
1951175 unique returns and 0 duplicate returns
 
181987.903598 1381274.21 577964.92 2119.86 2 1 
182001.071271 1384266.21 577255.24 2463.43 1 1 
532.234602
182533.305873 1384269.33 580094.22 3047.12 2 1 
182548.149751 1381270.63 577288.76 2125.59 2 1 
1208.93076
183757.080511 1381270.8 580231.21 2808.89 2 2 
183771.068921 1384269.68 578108.88 2583.39 2 1 
 
969599 1st returns
981576 2nd returns
0 3rd returns
0 4th returns
127479 ground returns
0 blunders

curvature versus slope
  n = 325617 
  X=0, Y = 37.84 +/- 25.41 
  Weighted least-squares fit:  Y = 51.4 + 2.016 X  + -0.02023 X**2 
 
slope versus dZ, curvature < 5
  n = 40040 
 
  Weighted least-squares fit:  Y = 135.3 + -1.020 X  + 0.00549 X**2 
     at X = 100, Y = 88.1 
     Bad fit. P2 = 0
slope versus dZ, curvature < 15
  n = 111604 
 
  Weighted least-squares fit:  Y = 134.4 + -0.993 X  + 0.00575 X**2 
 
curvature versus dZ, slope < 10
  n = 10297 
  X=0, Y = 131.75 +/- 15.88 
  Weighted least-squares fit:  Y = 129.9 + -2.141 X  + 0.17857 X**2 
 
 
Number of samples 327375
Max dz = 900
Mean dz = 112
RMS dz = 144.3537322
100cm = 45.1604429171 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