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ps2717
d:\northps\block123-14dec07\ps2717.txt
15 Dec 07 11:05:51 Saturday  elapsed time 00:12:48
Rectangular area = 0.875 km2
Data area = 0.874 km2
*percent double coverage = 99.991
**low-curvature dc area = 0.001 km2
1st-return RMSE, low-curvature areas = 0.901
95p = 2.252, 98p = 2.741, 99.5p = 3.025
BE RMSE = 2.340
95p = 4.713, 98p = 6.840, 99.5p = 10.885
2973767 unique returns and 0 duplicate returns
 
240110.830298 1312274.9 605556.52 542.95 1 1 
240124.796678 1315264.8 604253.5 1620.9 2 1 
1183.690077
241308.486755 1315269.88 607201.5 872.77 2 1 
241322.675217 1312270.43 604308.15 947.99 1 1 
11732.949069
253055.624286 1314018.92 604252.78 1279.93 1 1 
253069.440154 1315241.76 607250.85 954.41 2 1 
160675.822621
413745.262775 1312598.83 604252.42 1044.72 2 1 
413760.48445 1315263.78 607251.94 879.18 2 1 
1405.280248
415165.764698 1315184.91 607251.47 853.99 1 1 
415181.223922 1312271.68 604252.3 863.91 1 1 
233.431265
415414.655187 1312272.28 604252.45 863.7 1 1 
415427.569451 1313276.22 607251.81 693.56 1 1 
 
1483479 1st returns
1490288 2nd returns
0 3rd returns
0 4th returns
172998 ground returns
0 blunders

curvature versus slope
  n = 1743044 
  X=0, Y = 34.39 +/- 25.14 
  Weighted least-squares fit:  Y = 60.2 + 1.991 X  + -0.02140 X**2 
 
slope versus dZ, curvature < 5
  n = 40674 
 
  Weighted least-squares fit:  Y = 32.1 + 0.219 X  + -0.00025 X**2 
     at X = 100, Y = 51.5 
     effective RMSE xy = 63.2 
 
slope versus dZ, curvature < 15
  n = 178322 
 
  Weighted least-squares fit:  Y = 32.4 + 0.225 X  + 0.00198 X**2 
 
curvature versus dZ, slope < 10
  n = 12480 
  X=0, Y = 26.23 +/- 21.46 
  Weighted least-squares fit:  Y = 30.6 + 1.231 X  + 0.05755 X**2 
 
 
Number of samples 1750570
Max dz = 900
Mean dz = 74
RMS dz = 101.533245787
100cm = 72.7771525846 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