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ps4201
d:\northps\block123-14dec07\ps4201.txt
15 Dec 07 18:02:55 Saturday  elapsed time 00:14:50
Rectangular area = 0.877 km2
Data area = 0.874 km2
*percent double coverage = 99.966
**low-curvature dc area = 0.012 km2
1st-return RMSE, low-curvature areas = 1.079
95p = 2.089, 98p = 2.348, 99.5p = 2.871
BE RMSE = 2.498
95p = 5.164, 98p = 7.150, 99.5p = 10.630
3446532 unique returns and 0 duplicate returns
 
85061.1773735 1336269.9 564367.84 646.33 2 1 
85073.7455549 1333270.34 565173.04 773.37 2 1 
492.6092586
85566.3548135 1333271.59 565247.47 744.53 2 1 
85579.1335726 1336269.8 562313.33 445.03 2 1 
910.7418561
86489.8754287 1336268.86 562348.69 351.91 2 1 
86502.7809478 1333270.51 564449.88 578.14 1 1 
464.7954579
86967.5764057 1333270.99 562261.44 406.14 2 2 
86969.5439754 1333750.67 562257.02 333.94 2 2 
331755.675329
418725.219304 1336260.58 562253.22 479.18 2 1 
418736.851369 1333270.17 562325.18 450.53 2 1 
484.06221
419220.913579 1333270.04 564253.17 531.43 1 1 
419234.636806 1336269.84 562304.27 509.92 1 1 
855.571848
420090.208654 1336269.62 565249.58 712.29 2 1 
420101.706667 1333270.12 565154.53 761.53 2 1 
467.558616
420569.265283 1333270.75 565251.33 742.85 1 1 
420582.867809 1336269.76 564128.01 609.6 2 1 
 
1716083 1st returns
1730449 2nd returns
0 3rd returns
0 4th returns
136587 ground returns
0 blunders

curvature versus slope
  n = 2173919 
  X=0, Y = 15.79 +/- 9.20 
  Weighted least-squares fit:  Y = 39.5 + 3.176 X  + -0.03561 X**2 
 
slope versus dZ, curvature < 5
  n = 173038 
 
  Weighted least-squares fit:  Y = 16.5 + 0.488 X  + -0.00391 X**2 
     at X = 100, Y = 26.3 
     effective RMSE xy = 32.1 
 
slope versus dZ, curvature < 15
  n = 360410 
 
  Weighted least-squares fit:  Y = 19.9 + 0.238 X  + 0.00084 X**2 
 
curvature versus dZ, slope < 10
  n = 92573 
  X=0, Y = 14.55 +/- 12.38 
  Weighted least-squares fit:  Y = 15.2 + 6.302 X  + -0.75909 X**2 
 
 
Number of samples 2181862
Max dz = 700
Mean dz = 47
RMS dz = 67.2011904656
100cm = 88.2288155713 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