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ps1933
d:\northps\block123-14dec07\ps1933.txt
15 Dec 07 06:50:59 Saturday  elapsed time 00:07:03
Rectangular area = 0.875 km2
Data area = 0.874 km2
*percent double coverage = 75.636
**low-curvature dc area = 0.019 km2
1st-return RMSE, low-curvature areas = 1.011
95p = 2.175, 98p = 2.567, 99.5p = 3.003
BE RMSE = 2.633
95p = 4.500, 98p = 8.326, 99.5p = 16.294
1994606 unique returns and 0 duplicate returns
 
422799.574156 1300263.68 637250.37 2227.09 1 1 
422814.441469 1299157.06 634252.17 2012.73 2 1 
495.981469
423310.422938 1297438.33 634252.01 2487.4 2 2 
423325.246372 1300263.45 637251.43 2230.55 2 1 
1171.86734
424497.113712 1299329.68 637251.84 2407.26 1 2 
424512.272353 1297271.99 634252.87 2561.7 2 1 
10121.175651
434633.448004 1297270.2 635753.57 2730.57 2 1 
434639.955119 1297512.19 637251.65 2722.39 1 2 
 
994446 1st returns
1000160 2nd returns
0 3rd returns
0 4th returns
357699 ground returns
0 blunders

curvature versus slope
  n = 574649 
  X=0, Y = 33.37 +/- 17.58 
  Weighted least-squares fit:  Y = 37.8 + 2.606 X  + -0.02710 X**2 
 
slope versus dZ, curvature < 5
  n = 100422 
 
  Weighted least-squares fit:  Y = 7.7 + 0.954 X  + -0.00234 X**2 
     at X = 100, Y = 79.7 
     effective RMSE xy = 124.7 
 
slope versus dZ, curvature < 15
  n = 265567 
 
  Weighted least-squares fit:  Y = 8.5 + 0.966 X  + -0.00231 X**2 
 
curvature versus dZ, slope < 10
  n = 16160 
  X=0, Y = 16.30 +/- 9.55 
  Weighted least-squares fit:  Y = 14.5 + 1.826 X  + 0.04497 X**2 
 
 
Number of samples 581300
Max dz = 900
Mean dz = 46
RMS dz = 72.3187389271
100cm = 89.645621882 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