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ps2155
d:\northps\block123-14dec07\ps2155.txt
15 Dec 07 08:11:43 Saturday  elapsed time 00:08:04
Rectangular area = 0.875 km2
Data area = 0.873 km2
*percent double coverage = 99.843
**low-curvature dc area = 0.252 km2
1st-return RMSE, low-curvature areas = 0.393
95p = 0.830, 98p = 1.039, 99.5p = 1.296
BE RMSE = 0.760
95p = 1.298, 98p = 2.194, 99.5p = 4.166
1923426 unique returns and 0 duplicate returns
 
415503.631326 1311337.75 625252.19 310.74 2 2 
415517.697367 1312266.26 628247.24 304.02 2 1 
1279.908869
416797.606236 1312246.86 628251.96 304.15 2 2 
416813.415544 1309294.62 625252.46 601.18 2 1 
453.00245
417266.417994 1309288.7 625252.04 597.95 1 1 
417281.226692 1312252.49 628251.64 304.65 1 1 
1303.231963
418584.458655 1310460.5 628251.45 302.39 2 2 
418599.275305 1309270.84 625254.18 590.06 2 1 
 
960750 1st returns
962676 2nd returns
0 3rd returns
0 4th returns
471957 ground returns
0 blunders

curvature versus slope
  n = 1320078 
  X=0, Y = 12.28 +/- 9.55 
  Weighted least-squares fit:  Y = 13.2 + 4.711 X  + -0.05350 X**2 
 
slope versus dZ, curvature < 5
  n = 622468 
  X=0, Y = 9.64 +/- 7.16 
  Weighted least-squares fit:  Y = 14.8 + 0.211 X  + 0.00083 X**2 
     at X = 100, Y = 44.1 
     effective RMSE xy = 65.2 
 
slope versus dZ, curvature < 15
  n = 1050384 
  X=0, Y = 9.59 +/- 6.51 
  Weighted least-squares fit:  Y = 14.9 + 0.302 X  + 0.00074 X**2 
 
curvature versus dZ, slope < 10
  n = 733989 
  X=0, Y = 14.16 +/- 9.74 
  Weighted least-squares fit:  Y = 15.0 + 1.196 X  + 0.06638 X**2 
 
 
Number of samples 1341045
Max dz = 900
Mean dz = 21
RMS dz = 40.8166632639
100cm = 97.6358735165 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