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ps4090
d:\northps\block123-14dec07\ps4090.txt
15 Dec 07 17:18:01 Saturday  elapsed time 00:16:04
Rectangular area = 0.876 km2
Data area = 0.874 km2
*percent double coverage = 99.982
**low-curvature dc area = 0.001 km2
1st-return RMSE, low-curvature areas = 0.449
95p = 0.961, 98p = 1.165, 99.5p = 1.371
BE RMSE = 1.881
95p = 3.986, 98p = 5.461, 99.5p = 7.625
3796223 unique returns and 0 duplicate returns
 
84091.904239 1321273.51 568251.923 1175.477 2 1 
84104.7093641 1324269.919 566585.7 849.124 2 1 
1006.9870898
85111.6964539 1324268.243 565350.807 606.556 1 2 
85124.3500135 1321270.009 567865.163 1131.869 1 1 
392.179397
85516.5294105 1321272.044 566460.52 907.787 1 2 
85528.8650273 1324267.591 565255.646 648.983 1 1 
74750.0298817
160278.894909 1321270.031 568026.4 1094.456 2 1 
160291.796268 1324264.039 568251.759 1158.388 1 1 
18407.267753
178699.064021 1321273.778 568248.632 1155.661 2 2 
178713.697304 1324269.501 567734.797 1025.124 2 1 
241423.124804
420136.822108 1324266.082 565255.689 586.68 1 2 
420148.717757 1321270.071 565258.072 742.216 1 1 
366.514055
420515.231812 1321271.758 568248.0 1157.63 2 2 
420529.308763 1324269.123 565255.242 668.077 1 1 
969.446355
421498.755118 1324269.89 566648.64 862.44 2 1 
421510.393504 1321271.779 568247.605 1171.672 1 1 
 
1888700 1st returns
1907523 2nd returns
0 3rd returns
0 4th returns
207330 ground returns
0 blunders

curvature versus slope
  n = 2670057 
  X=0, Y = 21.81 +/- 13.73 
  Weighted least-squares fit:  Y = 53.3 + 2.183 X  + -0.02277 X**2 
 
slope versus dZ, curvature < 5
  n = 38236 
 
  Weighted least-squares fit:  Y = 11.2 + 0.407 X  + -0.00129 X**2 
     at X = 100, Y = 38.9 
     effective RMSE xy = 58.6 
 
slope versus dZ, curvature < 15
  n = 182519 
 
  Weighted least-squares fit:  Y = 11.8 + 0.533 X  + -0.00136 X**2 
 
curvature versus dZ, slope < 10
  n = 7587 
  X=0, Y = 11.07 +/- 7.22 
  Weighted least-squares fit:  Y = 10.6 + 1.317 X  + 0.04696 X**2 
 
 
Number of samples 2700221
Max dz = 900
Mean dz = 53
RMS dz = 81.859635963
100cm = 85.8050507718 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