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ps2975
d:\northps\block456-14jan08\ps2975.txt
16 Jan 08 06:39:02 Wednesday  elapsed time 00:10:29
Rectangular area = 0.877 km2
Data area = 0.845 km2
*percent double coverage = 30.381
**low-curvature dc area = 0.015 km2
1st-return RMSE, low-curvature areas = 0.560
95p = 0.968, 98p = 1.134, 99.5p = 1.420
BE RMSE = 1.084
95p = 1.558, 98p = 2.375, 99.5p = 5.019
2544535 unique returns and 0 duplicate returns
 
93013.0950909 1555270.55 600281.65 6096.35 2 1 
93022.7804856 1557362.67 601251.44 6167.23 2 1 
479.0901118
93501.8705974 1558269.6 601250.93 7061.32 2 1 
93519.0933309 1555271.07 598680.47 5669.24 2 1 
269.2059051
93788.299236 1555270.65 598253.44 5487.91 1 1 
93804.4797748 1558269.92 600691.55 7049.21 2 1 
 
1270412 1st returns
1274123 2nd returns
0 3rd returns
0 4th returns
616628 ground returns
0 blunders

curvature versus slope
  n = 344493 
  X=0, Y = 51.37 +/- 18.36 
  Weighted least-squares fit:  Y = 54.3 + 1.645 X  + -0.01724 X**2 
 
slope versus dZ, curvature < 5
  n = 71732 
 
  Weighted least-squares fit:  Y = 9.1 + 0.110 X  + 0.00117 X**2 
     at X = 100, Y = 31.7 
     effective RMSE xy = 47.7 
 
slope versus dZ, curvature < 15
  n = 188450 
 
  Weighted least-squares fit:  Y = 10.1 + 0.097 X  + 0.00124 X**2 
 
curvature versus dZ, slope < 10
  n = 1106 
  X=0, Y = 8.51 +/- 4.10 
  Weighted least-squares fit:  Y = 7.8 + 2.076 X  + -0.03539 X**2 
 
 
Number of samples 347250
Max dz = 600
Mean dz = 20
RMS dz = 28.7576076891
100cm = 99.0888408927 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