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ps4989
d:\northps\block456-14jan08\ps4989.txt
17 Jan 08 12:31:05 Thursday  elapsed time 00:29:41
Rectangular area = 0.877 km2
Data area = 0.874 km2
*percent double coverage = 99.957
**low-curvature dc area = 0 km2
1st-return RMSE, low-curvature areas = 0
95p = 0, 98p = 0, 99.5p = 0
BE RMSE = 3.114
95p = 6.152, 98p = 8.846, 99.5p = 13.956
5171905 unique returns and 0 duplicate returns
 
101722.125153 1399268.575 541981.045 1199.883 2 1 
101735.691727 1396270.17 541276.341 2602.436 2 1 
997.102799
102732.794526 1396270.422 543880.438 1778.979 2 1 
102745.348077 1399269.994 541281.687 1418.033 2 1 
398.655643
103144.00372 1399268.456 544220.929 1015.288 2 2 
103157.377984 1396270.448 542758.689 2144.226 2 1 
993.618746
104150.99673 1396742.073 544250.343 1503.027 2 1 
104161.262253 1399269.69 544017.051 1205.995 1 1 
1383.196332
105544.458585 1396270.291 544170.957 1701.135 2 1 
105556.618996 1399269.718 543032.567 1350.447 1 1 
378.297853
105934.916849 1399269.108 541982.475 1200.047 2 2 
105948.138201 1396270.153 544049.883 1821.34 1 1 
900.173705
106848.311906 1396270.471 542688.595 1970.373 1 1 
106860.483895 1399267.602 541255.096 1425.086 2 1 
305773.545335
412634.02923 1396271.597 541812.65 2277.424 2 1 
412647.263113 1399269.266 541254.754 1423.478 2 1 
342.916099
412990.179212 1399269.87 541370.267 1383.521 1 1 
413002.232782 1396270.319 544220.76 1707.895 2 1 
988.612036
413990.844818 1396270.357 544172.137 1723.346 1 1 
414004.633366 1399269.844 541879.531 1289.511 1 1 
359.721961
414364.355327 1399263.721 544240.4 1077.985 2 1 
414376.054651 1396290.454 544246.686 1700.448 2 1 
 
2565147 1st returns
2606758 2nd returns
0 3rd returns
0 4th returns
159275 ground returns
0 blunders

curvature versus slope
  n = 877989 
  X=0, Y = 32.56 +/- 16.31 
  Weighted least-squares fit:  Y = 67.8 + 1.635 X  + -0.01653 X**2 
 
slope versus dZ, curvature < 5
  n = 5457 
 
  Weighted least-squares fit:  Y = 25.8 + -0.023 X  + -0.00064 X**2 
     at X = 100, Y = 17.0 
     Bad fit. P2 = 0
slope versus dZ, curvature < 15
  n = 20427 
 
  Weighted least-squares fit:  Y = 21.0 + 0.150 X  + 0.00004 X**2 
 
curvature versus dZ, slope < 10
  n = 160 
 
  Weighted least-squares fit:  Y = 38.7 + -9.498 X  + 0.09960 X**2 
 
 
Number of samples 881808
Max dz = 900
Mean dz = 50
RMS dz = 68.2348884369
100cm = 87.3987307895 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