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ps0865
d:\northps\block123-14dec07\ps0865.txt
14 Dec 07 20:57:03 Friday  elapsed time 00:07:13
Rectangular area = 0.875 km2
Data area = 0.874 km2
*percent double coverage = 99.509
**low-curvature dc area = 0.006 km2
1st-return RMSE, low-curvature areas = 2.599
95p = 4.130, 98p = 4.454, 99.5p = 4.833
BE RMSE = 2.035
95p = 4.049, 98p = 5.538, 99.5p = 8.743
1951344 unique returns and 0 duplicate returns
 
258551.101252 1342273.96 699597.53 919.25 2 1 
258552.677797 1342274.62 699966.5 898.76 2 1 
549.585948
259102.263745 1343799.49 700251.8 770.96 1 1 
259117.306966 1342276.06 697253.71 1227.26 1 1 
1070.354087
260187.661053 1342272.18 697252.48 1222.87 1 1 
260202.536995 1345250.19 700251.44 847.6 2 1 
547.22329
260749.760285 1345269.39 700251.22 827.93 2 1 
260764.055501 1342959.52 697252.1 1254.29 1 1 
1073.180371
261837.235872 1345138.28 697253.13 1489.1 2 1 
261848.847867 1345268.22 699996.43 820.78 1 1 
 
972941 1st returns
978403 2nd returns
0 3rd returns
0 4th returns
177819 ground returns
0 blunders

curvature versus slope
  n = 700054 
  X=0, Y = 43.56 +/- 19.41 
  Weighted least-squares fit:  Y = 49.3 + 2.338 X  + -0.02496 X**2 
 
slope versus dZ, curvature < 5
  n = 76964 
 
  Weighted least-squares fit:  Y = 45.1 + 1.234 X  + -0.00712 X**2 
     at X = 100, Y = 97.4 
     effective RMSE xy = 135.5 
 
slope versus dZ, curvature < 15
  n = 251992 
 
  Weighted least-squares fit:  Y = 44.2 + 1.206 X  + -0.00630 X**2 
 
curvature versus dZ, slope < 10
  n = 6229 
  X=0, Y = 57.88 +/- 31.68 
  Weighted least-squares fit:  Y = 56.6 + -0.501 X  + 0.04165 X**2 
 
 
Number of samples 705563
Max dz = 900
Mean dz = 81
RMS dz = 107.219401229
100cm = 68.321609835 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