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ps4901
d:\northps\block456-14jan08\ps4901.txt
17 Jan 08 09:03:36 Thursday  elapsed time 00:15:36
Rectangular area = 0.877 km2
Data area = 0.873 km2
*percent double coverage = 99.830
**low-curvature dc area = 0.023 km2
1st-return RMSE, low-curvature areas = 0.318
95p = 0.634, 98p = 0.823, 99.5p = 1.059
BE RMSE = 1.948
95p = 3.906, 98p = 5.730, 99.5p = 9.374
3819165 unique returns and 0 duplicate returns
 
80765.5787516 1462267.83 544591.72 238.49 2 1 
80769.4913698 1461440.62 544252.9 227.85 2 2 
305.5338606
81075.0252304 1459273.27 544252.16 378.38 2 1 
81088.0311702 1462269.84 545549.74 785.4 1 1 
450.2054746
81538.2366448 1462269.58 547003.87 1366.31 2 1 
81554.3067861 1459270.95 544255.02 416.83 2 1 
302.3480504
81856.6548365 1459274.19 544311.59 337.83 2 1 
81871.8342583 1462269.55 547245.19 1575.44 1 1 
523.9040764
82395.7383347 1462268.62 547247.22 1573.86 1 1 
82406.7751777 1459270.1 546402.22 1038.21 2 2 
77237.1502413
159643.925419 1462267.57 547251.98 1582.82 1 1 
159657.392284 1459270.7 546624.39 1369.79 1 1 
721.512425
160378.904709 1459270.52 547212.56 1651.36 2 2 
160394.185992 1462266.92 545142.28 495.17 2 1 
866.206862
161260.392854 1462268.96 547169.8 1455.66 2 1 
161276.879929 1459284.69 544484.6 434.83 2 1 
 
1896606 1st returns
1922559 2nd returns
0 3rd returns
0 4th returns
228374 ground returns
0 blunders

curvature versus slope
  n = 529183 
  X=0, Y = 21.02 +/- 14.38 
  Weighted least-squares fit:  Y = 41.1 + 3.024 X  + -0.03247 X**2 
 
slope versus dZ, curvature < 5
  n = 100219 
  X=0, Y = 5.85 +/- 3.07 
  Weighted least-squares fit:  Y = 13.2 + 0.003 X  + 0.00248 X**2 
     at X = 100, Y = 38.4 
     effective RMSE xy = 56.6 
 
slope versus dZ, curvature < 15
  n = 190036 
  X=0, Y = 5.85 +/- 3.07 
  Weighted least-squares fit:  Y = 13.0 + 0.092 X  + 0.00246 X**2 
 
curvature versus dZ, slope < 10
  n = 53444 
  X=0, Y = 12.38 +/- 8.95 
  Weighted least-squares fit:  Y = 12.7 + 2.190 X  + -0.14433 X**2 
 
 
Number of samples 536874
Max dz = 900
Mean dz = 38
RMS dz = 63.9140047251
100cm = 90.7030327414 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