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ps5490
d:\northps\block456-14jan08\ps5490.txt
18 Jan 08 00:39:54 Friday  elapsed time 00:10:15
Rectangular area = 0.876 km2
Data area = 0.874 km2
*percent double coverage = 85.282
**low-curvature dc area = 0.003 km2
1st-return RMSE, low-curvature areas = 0.419
95p = 0.927, 98p = 1.117, 99.5p = 1.241
BE RMSE = 1.254
95p = 2.649, 98p = 3.496, 99.5p = 4.861
2332760 unique returns and 0 duplicate returns
 
172156.262675 1468271.55 529249.81 1279.25 1 1 
172168.356684 1471269.7 527771.96 1918.16 2 1 
315.00863
172483.365314 1471269.4 529063.57 1583.22 1 1 
172498.267423 1468270.26 526252.53 1600.09 2 1 
576.630395
173074.897818 1468270.42 527479.26 1371.82 2 1 
173087.857039 1471269.66 526281.26 2219.06 2 1 
 
1163725 1st returns
1169035 2nd returns
0 3rd returns
0 4th returns
228993 ground returns
0 blunders

curvature versus slope
  n = 601357 
  X=0, Y = 36.76 +/- 26.52 
  Weighted least-squares fit:  Y = 57.2 + 1.718 X  + -0.01877 X**2 
 
slope versus dZ, curvature < 5
  n = 34355 
 
  Weighted least-squares fit:  Y = 14.5 + 0.087 X  + 0.00270 X**2 
     at X = 100, Y = 50.1 
     effective RMSE xy = 75.4 
 
slope versus dZ, curvature < 15
  n = 105269 
 
  Weighted least-squares fit:  Y = 15.2 + 0.144 X  + 0.00231 X**2 
 
curvature versus dZ, slope < 10
  n = 10398 
  X=0, Y = 16.55 +/- 12.61 
  Weighted least-squares fit:  Y = 14.6 + 1.934 X  + -0.00338 X**2 
 
 
Number of samples 607492
Max dz = 800
Mean dz = 51
RMS dz = 74.4311762637
100cm = 84.9976625207 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