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ps2063
d:\northps\block123-14dec07\ps2063.txt
15 Dec 07 07:37:10 Saturday  elapsed time 00:09:04
Rectangular area = 0.875 km2
Data area = 0.874 km2
*percent double coverage = 87.813
**low-curvature dc area = 0.001 km2
1st-return RMSE, low-curvature areas = 0.485
95p = 0.882, 98p = 0.959, 99.5p = 1.072
BE RMSE = 0.794
95p = 1.688, 98p = 2.207, 99.5p = 2.910
2593505 unique returns and 0 duplicate returns
 
231840.181721 1255276.65 628252.15 936.12 3 10 
231854.9817 1255563.43 631251.95 1001.35 1 10 
338.297592
232193.279292 1258021.51 631251.34 1025.51 2 10 
232208.346513 1255270.77 628252.18 1002.53 1 1 
559.733278
232768.079791 1256423.86 628252.17 883.22 2 10 
232784.715392 1258266.75 631249.21 1106.64 1 1 
262703.860293
495488.575685 1255273.49 628253.19 942.0 3 1 
495504.891432 1257309.95 631251.8 990.15 1 1 
 
1673109 1st returns
701911 2nd returns
190381 3rd returns
28104 4th returns
83678 ground returns
0 blunders

curvature versus slope
  n = 309834 
  X=0, Y = 27.55 +/- 24.67 
  Weighted least-squares fit:  Y = 71.8 + 1.115 X  + -0.01125 X**2 
 
slope versus dZ, curvature < 5
  n = 8793 
 
  Weighted least-squares fit:  Y = 12.6 + 0.111 X  + 0.00385 X**2 
     at X = 100, Y = 62.3 
     effective RMSE xy = 95.9 
 
slope versus dZ, curvature < 15
  n = 19307 
 
  Weighted least-squares fit:  Y = 10.1 + 0.460 X  + 0.00088 X**2 
 
curvature versus dZ, slope < 10
  n = 5459 
  X=0, Y = 13.61 +/- 8.93 
  Weighted least-squares fit:  Y = 14.0 + 0.732 X  + -0.03184 X**2 
 
 
Number of samples 311818
Max dz = 900
Mean dz = 70
RMS dz = 104.718670733
100cm = 76.5725519373 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