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ps0409
d:\northps\block123-14dec07\ps0409.txt
14 Dec 07 16:34:44 Friday  elapsed time 00:05:42
Rectangular area = 0.875 km2
Data area = 0.871 km2
*percent double coverage = 30.840
**low-curvature dc area = 0.070 km2
1st-return RMSE, low-curvature areas = 0.380
95p = 0.696, 98p = 0.803, 99.5p = 0.953
BE RMSE = 0.517
95p = 0.037, 98p = 1.118, 99.5p = 1.118
1435464 unique returns and 0 duplicate returns
 
351052.545231 1201280.58 718251.99 49.82 1 10 
351054.238563 1201270.13 717884.19 53.47 1 10 
851.379053
351905.617616 1201281.22 715252.81 72.33 1 2 
351923.303489 1203411.79 718251.9 51.05 1 10 
375.78739
352299.090879 1204263.45 718251.84 39.35 2 2 
352312.874979 1204223.16 715252.37 172.27 1 1 
55431.412915
407744.287894 1204251.54 715252.42 71.32 2 10 
407745.853021 1204269.51 715602.93 68.97 3 10 
 
1048266 1st returns
307040 2nd returns
72248 3rd returns
7910 4th returns
305781 ground returns
0 blunders

curvature versus slope
  n = 223707 
  X=0, Y = 9.67 +/- 8.50 
  Weighted least-squares fit:  Y = 16.1 + 4.238 X  + -0.04780 X**2 
 
slope versus dZ, curvature < 5
  n = 100796 
  X=0, Y = 9.90 +/- 6.22 
  Weighted least-squares fit:  Y = 10.5 + 0.199 X  + 0.00156 X**2 
     at X = 100, Y = 46.0 
     effective RMSE xy = 70.3 
 
slope versus dZ, curvature < 15
  n = 149860 
  X=0, Y = 10.55 +/- 6.46 
  Weighted least-squares fit:  Y = 10.2 + 0.325 X  + 0.00093 X**2 
 
curvature versus dZ, slope < 10
  n = 126591 
  X=0, Y = 11.01 +/- 6.04 
  Weighted least-squares fit:  Y = 10.3 + 1.278 X  + 0.06501 X**2 
 
 
Number of samples 228158
Max dz = 900
Mean dz = 24
RMS dz = 46.465040622
100cm = 95.7301519123 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