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ps1513
d:\northps\block123-14dec07\ps1513.txt
15 Dec 07 03:29:20 Saturday  elapsed time 00:07:30
Rectangular area = 0.875 km2
Data area = 0.874 km2
*percent double coverage = 92.251
**low-curvature dc area = 0.018 km2
1st-return RMSE, low-curvature areas = 0.509
95p = 1.095, 98p = 1.356, 99.5p = 1.701
BE RMSE = 0.913
95p = 1.743, 98p = 2.584, 99.5p = 4.474
2012701 unique returns and 0 duplicate returns
 
434726.00105 1297269.18 658255.52 2140.92 2 1 
434734.710214 1297261.77 660508.06 1780.07 2 2 
954.807161
435689.517375 1297268.21 661249.66 1912.42 1 2 
435705.389898 1294847.96 658252.24 2417.32 2 1 
716.984209
436422.374107 1294289.06 658252.11 2360.61 2 2 
436437.106072 1297246.37 661251.49 1913.76 1 1 
926.49404
437363.600112 1295092.05 661251.81 1893.11 2 1 
437378.51666 1294276.84 658253.21 2369.61 2 1 
 
1004372 1st returns
1008329 2nd returns
0 3rd returns
0 4th returns
485006 ground returns
0 blunders

curvature versus slope
  n = 874579 
  X=0, Y = 33.69 +/- 21.52 
  Weighted least-squares fit:  Y = 45.5 + 2.045 X  + -0.02120 X**2 
 
slope versus dZ, curvature < 5
  n = 118638 
 
  Weighted least-squares fit:  Y = 11.1 + 0.205 X  + 0.00186 X**2 
     at X = 100, Y = 50.1 
     effective RMSE xy = 76.8 
 
slope versus dZ, curvature < 15
  n = 320413 
 
  Weighted least-squares fit:  Y = 11.9 + 0.235 X  + 0.00172 X**2 
 
curvature versus dZ, slope < 10
  n = 33333 
  X=0, Y = 12.36 +/- 7.85 
  Weighted least-squares fit:  Y = 10.7 + 1.852 X  + 0.03618 X**2 
 
 
Number of samples 885856
Max dz = 900
Mean dz = 35
RMS dz = 60.1498129673
100cm = 92.2911850233 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