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ps3766
d:\northps\block456-14jan08\ps3766.txt
16 Jan 08 17:27:25 Wednesday  elapsed time 00:06:41
Rectangular area = 0.875 km2
Data area = 0.874 km2
*percent double coverage = 99.531
**low-curvature dc area = 0.001 km2
1st-return RMSE, low-curvature areas = 0.803
95p = 1.494, 98p = 1.701, 99.5p = 2.181
BE RMSE = 2.175
95p = 4.166, 98p = 5.593, 99.5p = 8.199
1786551 unique returns and 0 duplicate returns
 
180424.684867 1369270.29 574459.5 1308.03 2 1 
180438.616896 1372265.59 574252.92 1264.45 2 1 
611.230682
181049.847578 1372269.9 575282.55 1239.09 1 2 
181062.673513 1369270.05 576284.24 2020.27 1 1 
874.038281
181936.711794 1369271.4 577209.09 2115.93 2 2 
181951.098571 1372269.29 574299.04 1302.09 1 1 
638.04211
182589.140681 1372269.04 577225.86 1980.84 2 1 
182602.307676 1369270.01 576954.39 2164.9 2 1 
 
888540 1st returns
898011 2nd returns
0 3rd returns
0 4th returns
103927 ground returns
0 blunders

curvature versus slope
  n = 296904 
  X=0, Y = 44.95 +/- 32.03 
  Weighted least-squares fit:  Y = 71.4 + 1.232 X  + -0.01303 X**2 
 
slope versus dZ, curvature < 5
  n = 10484 
 
  Weighted least-squares fit:  Y = 13.5 + 0.848 X  + -0.00127 X**2 
     at X = 100, Y = 85.6 
     effective RMSE xy = 132.8 
 
slope versus dZ, curvature < 15
  n = 33919 
 
  Weighted least-squares fit:  Y = 14.7 + 0.952 X  + -0.00199 X**2 
 
curvature versus dZ, slope < 10
  n = 1601 
  X=0, Y = 17.29 +/- 8.46 
  Weighted least-squares fit:  Y = 16.2 + 3.677 X  + -0.14017 X**2 
 
 
Number of samples 300792
Max dz = 900
Mean dz = 87
RMS dz = 125.502988012
100cm = 67.7069203968 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