==================================================
ps5451
d:\northps\block123-14dec07\ps5451.txt
15 Dec 07 21:00:21 Saturday  elapsed time 00:08:45
Rectangular area = 0.875 km2
Data area = 0.872 km2
*percent double coverage = 82.425
**low-curvature dc area = 0.200 km2
1st-return RMSE, low-curvature areas = 0.469
95p = 0.925, 98p = 1.136, 99.5p = 1.423
BE RMSE = 0.595
95p = 1.276, 98p = 1.729, 99.5p = 2.506
1503317 unique returns and 0 duplicate returns
 
77145.4215149 1273270.06 527719.44 58.34 1 1 
77159.7624967 1276266.94 526256.03 31.59 1 1 
203876.420807
281036.183304 1275201.23 529251.98 31.11 1 1 
281051.10574 1274797.36 526252.04 57.29 1 1 
785.285023
281836.390763 1273375.69 526252.02 23.5 1 2 
281851.216016 1275863.85 529251.94 50.32 1 1 
1128.315867
282979.531883 1273272.32 529247.88 27.04 1 2 
282994.592743 1273585.85 526252.0 23.76 1 2 
 
1489810 1st returns
13252 2nd returns
251 3rd returns
4 4th returns
400046 ground returns
0 blunders

curvature versus slope
  n = 1731329 
  X=0, Y = 11.07 +/- 8.95 
  Weighted least-squares fit:  Y = 12.9 + 4.473 X  + -0.04915 X**2 
 
slope versus dZ, curvature < 5
  n = 645003 
  X=0, Y = 9.24 +/- 7.89 
  Weighted least-squares fit:  Y = 12.0 + 0.441 X  + -0.00083 X**2 
     at X = 100, Y = 47.8 
     effective RMSE xy = 72.7 
 
slope versus dZ, curvature < 15
  n = 1212385 
  X=0, Y = 9.62 +/- 8.02 
  Weighted least-squares fit:  Y = 13.3 + 0.446 X  + -0.00077 X**2 
 
curvature versus dZ, slope < 10
  n = 737937 
  X=0, Y = 12.85 +/- 9.22 
  Weighted least-squares fit:  Y = 12.4 + 3.170 X  + -0.07150 X**2 
 
 
Number of samples 1761737
Max dz = 900
Mean dz = 21
RMS dz = 34.4383507154
100cm = 98.1029518027 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