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ps3487
d:\northps\block456-14jan08\ps3487.txt
16 Jan 08 14:54:03 Wednesday  elapsed time 00:09:13
Rectangular area = 0.877 km2
Data area = 0.874 km2
*percent double coverage = 60.668
**low-curvature dc area = 0.168 km2
1st-return RMSE, low-curvature areas = 1.149
95p = 2.177, 98p = 2.515, 99.5p = 2.904
BE RMSE = 3.970
95p = 7.564, 98p = 12.632, 99.5p = 22.989
2543990 unique returns and 0 duplicate returns
 
319653.801968 1528271.69 584595.07 6300.4 1 1 
319667.600286 1531268.52 586248.67 5644.23 2 1 
1849.483105
321517.083391 1531269.9 586247.36 5642.13 2 2 
321537.463875 1528271.95 583253.04 5392.22 2 1 
329.414534
321866.878409 1528278.49 583253.45 5388.87 2 2 
321881.310643 1531269.86 585076.86 5722.28 1 1 
7442.537235
329323.847878 1530948.28 584082.7 5976.6 1 2 
329336.682504 1528270.41 583253.25 5392.39 2 1 
 
1271220 1st returns
1272770 2nd returns
0 3rd returns
0 4th returns
740727 ground returns
0 blunders

curvature versus slope
  n = 1050846 
  X=0, Y = 67.05 +/- 22.28 
  Weighted least-squares fit:  Y = 76.4 + 1.318 X  + -0.01487 X**2 
 
slope versus dZ, curvature < 5
  n = 416298 
 
  Weighted least-squares fit:  Y = 3.6 + 0.465 X  + 0.00065 X**2 
     at X = 100, Y = 56.6 
     effective RMSE xy = 88.8 
 
slope versus dZ, curvature < 15
  n = 808353 
 
  Weighted least-squares fit:  Y = 4.0 + 0.477 X  + 0.00063 X**2 
 
curvature versus dZ, slope < 10
  n = 2989 
  X=0, Y = 6.17 +/- 3.94 
  Weighted least-squares fit:  Y = 5.8 + 1.621 X  + 0.05753 X**2 
 
 
Number of samples 1055286
Max dz = 800
Mean dz = 38
RMS dz = 48.3218377134
100cm = 97.2663334868 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