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ps2127
d:\northps\block456-14jan08\ps2127.txt
15 Jan 08 17:47:32 Tuesday  elapsed time 00:10:05
Rectangular area = 0.876 km2
Data area = 0.874 km2
*percent double coverage = 99.910
**low-curvature dc area = 0.010 km2
1st-return RMSE, low-curvature areas = 1.117
95p = 1.988, 98p = 2.171, 99.5p = 2.466
BE RMSE = 2.181
95p = 4.024, 98p = 5.769, 99.5p = 9.453
1767317 unique returns and 0 duplicate returns
 
265741.283273 1587366.02 631249.14 2234.74 2 1 
265751.01545 1585272.41 629989.18 2250.59 2 1 
1147.036041
266898.051491 1585273.7 628262.93 2513.59 2 2 
266917.242772 1588269.78 631251.96 2102.12 1 1 
259.441405
267176.684177 1588267.45 631249.53 2116.4 1 1 
267195.249252 1585272.21 628256.77 2582.2 1 1 
1110.537366
268305.786618 1585271.98 628253.13 2589.24 1 1 
268321.95114 1588269.17 630288.49 2324.0 2 1 
 
880447 1st returns
886870 2nd returns
0 3rd returns
0 4th returns
174194 ground returns
0 blunders

curvature versus slope
  n = 157229 
  X=0, Y = 25.61 +/- 20.57 
  Weighted least-squares fit:  Y = 51.8 + 2.479 X  + -0.02712 X**2 
 
slope versus dZ, curvature < 5
  n = 40361 
 
  Weighted least-squares fit:  Y = 23.7 + 0.642 X  + 0.00331 X**2 
     at X = 100, Y = 120.9 
     effective RMSE xy = 186.3 
 
slope versus dZ, curvature < 15
  n = 74947 
 
  Weighted least-squares fit:  Y = 24.4 + 0.672 X  + 0.00359 X**2 
 
curvature versus dZ, slope < 10
  n = 24312 
  X=0, Y = 26.19 +/- 14.36 
  Weighted least-squares fit:  Y = 27.3 + 3.152 X  + -0.17942 X**2 
 
 
Number of samples 159774
Max dz = 900
Mean dz = 75
RMS dz = 120.904921323
100cm = 75.2537959868 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