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ps4489
d:\northps\block456-14jan08\ps4489.txt
17 Jan 08 01:32:08 Thursday  elapsed time 00:05:28
Rectangular area = 0.876 km2
Data area = 0.839 km2
*percent double coverage = 34.036
**low-curvature dc area = 0.082 km2
1st-return RMSE, low-curvature areas = 0.444
95p = 0.993, 98p = 1.293, 99.5p = 1.678
BE RMSE = 0.675
95p = 1.421, 98p = 1.718, 99.5p = 2.147
656317 unique returns and 0 duplicate returns
 
64954.8564071 1213219.53 556105.95 3.13 1 2 
64959.9616992 1211876.13 556251.55 17.24 1 1 
891.1239116
65851.0856108 1212474.53 553299.93 5.17 2 1 
65863.0884717 1210270.44 555876.65 46.74 1 1 
194210.62075
260073.709222 1210275.38 553253.68 90.08 1 1 
260087.614914 1211875.82 556250.84 22.0 1 1 
368.032378
260455.647292 1213268.4 556248.48 3.39 1 2 
260472.793795 1210732.87 553252.05 27.58 1 2 
581.498936
261054.292731 1212779.74 553253.21 2.94 1 2 
261068.988207 1213268.36 556250.71 5.07 1 1 
 
589228 1st returns
67049 2nd returns
40 3rd returns
0 4th returns
255402 ground returns
0 blunders

curvature versus slope
  n = 577752 
  X=0, Y = 12.29 +/- 8.84 
  Weighted least-squares fit:  Y = 13.5 + 4.209 X  + -0.04407 X**2 
 
slope versus dZ, curvature < 5
  n = 270848 
  X=0, Y = 6.18 +/- 4.35 
  Weighted least-squares fit:  Y = 12.4 + 0.433 X  + -0.00229 X**2 
     at X = 100, Y = 32.8 
     effective RMSE xy = 47.7 
 
slope versus dZ, curvature < 15
  n = 433600 
  X=0, Y = 6.14 +/- 4.29 
  Weighted least-squares fit:  Y = 15.1 + 0.341 X  + -0.00121 X**2 
 
curvature versus dZ, slope < 10
  n = 246784 
  X=0, Y = 13.62 +/- 10.92 
  Weighted least-squares fit:  Y = 13.7 + 3.704 X  + -0.10856 X**2 
 
 
Number of samples 585822
Max dz = 700
Mean dz = 20
RMS dz = 33.4215499341
100cm = 98.5031289368 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