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ps0889
d:\northps\block123-14dec07\ps0889.txt
14 Dec 07 21:10:30 Friday  elapsed time 00:06:34
Rectangular area = 0.875 km2
Data area = 0.874 km2
*percent double coverage = 41.906
**low-curvature dc area = 0.150 km2
1st-return RMSE, low-curvature areas = 0.445
95p = 0.824, 98p = 0.956, 99.5p = 1.162
BE RMSE = 1.671
95p = 2.636, 98p = 5.262, 99.5p = 10.130
1536437 unique returns and 0 duplicate returns
 
408364.441807 1207676.93 697251.95 111.33 1 10 
408380.470138 1207270.37 694252.39 319.93 1 10 
312.89176
408693.361898 1207281.32 694252.87 235.55 3 1 
408709.456141 1209967.14 697251.97 63.69 1 10 
1035.525525
409744.981666 1208667.24 694252.04 166.89 1 10 
409761.591783 1210254.43 697251.38 61.06 1 2 
 
1256128 1st returns
214090 2nd returns
58150 3rd returns
8069 4th returns
370915 ground returns
0 blunders

curvature versus slope
  n = 385820 
  X=0, Y = 10.94 +/- 8.02 
  Weighted least-squares fit:  Y = 14.9 + 4.447 X  + -0.05074 X**2 
 
slope versus dZ, curvature < 5
  n = 239518 
  X=0, Y = 13.11 +/- 7.69 
  Weighted least-squares fit:  Y = 11.7 + 0.183 X  + 0.00088 X**2 
     at X = 100, Y = 38.7 
     effective RMSE xy = 58.0 
 
slope versus dZ, curvature < 15
  n = 309322 
  X=0, Y = 13.05 +/- 7.59 
  Weighted least-squares fit:  Y = 11.5 + 0.234 X  + 0.00086 X**2 
 
curvature versus dZ, slope < 10
  n = 221049 
  X=0, Y = 12.81 +/- 7.82 
  Weighted least-squares fit:  Y = 12.7 + 0.505 X  + 0.09000 X**2 
 
 
Number of samples 390020
Max dz = 900
Mean dz = 17
RMS dz = 41.8330013267
100cm = 98.276242244 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