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ps1297
d:\northps\block123-14dec07\ps1297.txt
15 Dec 07 01:12:35 Saturday  elapsed time 00:08:58
Rectangular area = 0.876 km2
Data area = 0.856 km2
*percent double coverage = 68.161
**low-curvature dc area = 0.034 km2
1st-return RMSE, low-curvature areas = 0.548
95p = 1.135, 98p = 1.374, 99.5p = 1.785
BE RMSE = 1.128
95p = 1.826, 98p = 2.764, 99.5p = 5.560
2942647 unique returns and 0 duplicate returns
 
261732.344597 1345270.42 673257.48 3501.87 2 1 
261745.859779 1345690.95 676251.84 4359.54 1 2 
754.121331
262499.98111 1347284.25 676251.73 4594.52 1 2 
262514.161493 1345282.61 673252.11 3504.43 2 1 
54259.806047
316773.96754 1346873.67 673252.62 4071.09 2 2 
316787.561451 1348269.55 676251.85 4287.91 1 2 
11889.158916
328676.720367 1348269.97 674800.17 4751.73 1 1 
328690.849188 1345270.05 673312.85 3513.7 2 1 
 
1465991 1st returns
1476656 2nd returns
0 3rd returns
0 4th returns
616950 ground returns
0 blunders

curvature versus slope
  n = 482213 
  X=0, Y = 35.11 +/- 17.50 
  Weighted least-squares fit:  Y = 52.3 + 2.097 X  + -0.02277 X**2 
 
slope versus dZ, curvature < 5
  n = 127016 
 
  Weighted least-squares fit:  Y = 21.7 + -0.277 X  + 0.00425 X**2 
     at X = 100, Y = 36.5 
     effective RMSE xy = 46.1 
 
slope versus dZ, curvature < 15
  n = 221027 
 
  Weighted least-squares fit:  Y = 22.1 + -0.263 X  + 0.00426 X**2 
 
curvature versus dZ, slope < 10
  n = 8099 
  X=0, Y = 18.51 +/- 14.32 
  Weighted least-squares fit:  Y = 18.9 + 1.776 X  + -0.01456 X**2 
 
 
Number of samples 490949
Max dz = 900
Mean dz = 33
RMS dz = 59.3885510852
100cm = 93.1489828882 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