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ps0541
d:\northps\block123-14dec07\ps0541.txt
16 Dec 07 01:32:05 Sunday  elapsed time 00:07:50
Rectangular area = 0.875 km2
Data area = 0.874 km2
*percent double coverage = 60.592
**low-curvature dc area = 0.408 km2
1st-return RMSE, low-curvature areas = 0.402
95p = 0.785, 98p = 0.935, 99.5p = 1.138
BE RMSE = 0.370
95p = 0.643, 98p = 0.815, 99.5p = 1.300
1221751 unique returns and 0 duplicate returns
 
346102.774531 1178827.51 712251.97 4.5 1 10 
346118.232011 1177271.71 709253.47 -0.59 1 2 
450.890294
346569.122305 1177279.09 709252.22 -0.76 1 10 
346587.630773 1180268.91 712250.95 66.29 1 1 
449.821208
347037.451981 1180267.2 712247.55 59.95 1 10 
347049.636033 1179655.67 709252.04 1.23 1 10 
 
1214409 1st returns
6544 2nd returns
724 3rd returns
74 4th returns
479958 ground returns
0 blunders

curvature versus slope
  n = 852718 
  X=0, Y = 5.93 +/- 3.88 
  Weighted least-squares fit:  Y = 2.3 + 4.985 X  + -0.06033 X**2 
 
slope versus dZ, curvature < 5
  n = 540552 
  X=0, Y = 11.23 +/- 6.37 
  Weighted least-squares fit:  Y = 9.8 + 0.383 X  + -0.00104 X**2 
     at X = 100, Y = 37.7 
     effective RMSE xy = 57.1 
 
slope versus dZ, curvature < 15
  n = 799527 
  X=0, Y = 11.38 +/- 6.55 
  Weighted least-squares fit:  Y = 10.5 + 0.359 X  + 0.00060 X**2 
 
curvature versus dZ, slope < 10
  n = 727215 
  X=0, Y = 11.30 +/- 6.76 
  Weighted least-squares fit:  Y = 10.7 + 1.599 X  + 0.01490 X**2 
 
 
Number of samples 853620
Max dz = 500
Mean dz = 11
RMS dz = 15.0
100cm = 99.8781659286 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