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ps4538
d:\northps\block456-14jan08\ps4538.txt
17 Jan 08 01:54:27 Thursday  elapsed time 00:10:50
Rectangular area = 0.877 km2
Data area = 0.843 km2
*percent double coverage = 95.345
**low-curvature dc area = 0.121 km2
1st-return RMSE, low-curvature areas = 0.973
95p = 1.787, 98p = 1.907, 99.5p = 2.047
BE RMSE = 1.144
95p = 2.102, 98p = 3.234, 99.5p = 5.711
2344898 unique returns and 0 duplicate returns
 
87154.5147251 1378375.59 556251.19 142.48 2 2 
87167.0796815 1381266.53 556245.92 184.44 2 1 
554.0793917
87721.1590732 1381269.97 555206.69 142.26 2 2 
87733.8980979 1378271.33 556248.13 143.93 2 1 
848.198724
88582.0968219 1378271.53 556248.25 146.62 1 1 
88595.1695117 1381268.21 553320.09 105.36 1 1 
536.4225442
89131.5920559 1381269.71 554834.95 175.64 2 1 
89145.0244702 1378270.17 555011.13 178.28 1 1 
846.7133545
89991.7378247 1378635.63 553259.32 122.89 2 2 
89992.3709537 1378775.64 553270.37 135.72 2 1 
326668.176951
416660.547905 1378270.25 555009.42 135.92 1 1 
416674.317333 1381266.64 553257.45 103.49 2 1 
519.623316
417193.940649 1381269.7 553817.76 116.31 2 1 
417205.365464 1378270.19 555659.27 259.27 2 1 
 
1168093 1st returns
1176805 2nd returns
0 3rd returns
0 4th returns
170496 ground returns
0 blunders

curvature versus slope
  n = 1400260 
  X=0, Y = 16.82 +/- 15.67 
  Weighted least-squares fit:  Y = 25.6 + 4.233 X  + -0.04874 X**2 
 
slope versus dZ, curvature < 5
  n = 620641 
  X=0, Y = 37.51 +/- 27.47 
  Weighted least-squares fit:  Y = 13.8 + 0.733 X  + -0.00487 X**2 
     at X = 100, Y = 38.4 
     effective RMSE xy = 56.3 
 
slope versus dZ, curvature < 15
  n = 793485 
  X=0, Y = 37.51 +/- 27.47 
  Weighted least-squares fit:  Y = 14.6 + 0.501 X  + -0.00189 X**2 
 
curvature versus dZ, slope < 10
  n = 604891 
  X=0, Y = 22.53 +/- 17.13 
  Weighted least-squares fit:  Y = 17.2 + 0.047 X  + 0.00080 X**2 
 
 
Number of samples 1424957
Max dz = 900
Mean dz = 31
RMS dz = 54.0092584656
100cm = 93.62310582 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