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ps0445
d:\northps\block123-14dec07\ps0445.txt
14 Dec 07 16:55:37 Friday  elapsed time 00:07:14
Rectangular area = 0.876 km2
Data area = 0.868 km2
*percent double coverage = 99.675
**low-curvature dc area = 0.039 km2
1st-return RMSE, low-curvature areas = 0.379
95p = 0.725, 98p = 0.900, 99.5p = 1.167
BE RMSE = 1.715
95p = 3.541, 98p = 5.151, 99.5p = 7.880
1974737 unique returns and 0 duplicate returns
 
422412.777368 1312269.46 718251.58 782.43 1 2 
422428.288673 1310390.5 715252.35 705.02 1 1 
1240.85835
423669.147023 1309281.33 715252.08 621.75 1 1 
423683.454169 1312244.61 718251.56 770.55 1 1 
427.305996
424110.760165 1311557.84 718250.6 738.88 2 1 
424127.856789 1309276.1 715254.3 668.5 1 1 
10852.855285
434980.712074 1309273.98 715253.34 667.69 1 1 
434993.97642 1309884.89 718251.41 599.73 2 1 
 
985039 1st returns
989698 2nd returns
0 3rd returns
0 4th returns
203875 ground returns
0 blunders

curvature versus slope
  n = 678333 
  X=0, Y = 22.65 +/- 18.08 
  Weighted least-squares fit:  Y = 42.3 + 2.887 X  + -0.03252 X**2 
 
slope versus dZ, curvature < 5
  n = 137398 
  X=0, Y = 7.16 +/- 3.27 
  Weighted least-squares fit:  Y = 14.1 + 0.141 X  + 0.00326 X**2 
     at X = 100, Y = 60.8 
     effective RMSE xy = 93.0 
 
slope versus dZ, curvature < 15
  n = 244640 
  X=0, Y = 7.16 +/- 3.27 
  Weighted least-squares fit:  Y = 13.3 + 0.319 X  + 0.00248 X**2 
 
curvature versus dZ, slope < 10
  n = 93711 
  X=0, Y = 13.38 +/- 8.87 
  Weighted least-squares fit:  Y = 12.4 + 2.785 X  + -0.03555 X**2 
 
 
Number of samples 692551
Max dz = 900
Mean dz = 52
RMS dz = 84.4748483278
100cm = 83.8849413256 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