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ps3212
d:\northps\block123-14dec07\ps3212.txt
15 Dec 07 13:38:06 Saturday  elapsed time 00:08:22
Rectangular area = 0.875 km2
Data area = 0.867 km2
*percent double coverage = 94.519
**low-curvature dc area = 0.041 km2
1st-return RMSE, low-curvature areas = 1.148
95p = 1.823, 98p = 2.049, 99.5p = 2.400
BE RMSE = 2.006
95p = 3.880, 98p = 5.763, 99.5p = 9.287
1873826 unique returns and 0 duplicate returns
 
234165.95531 1336269.91 589360.91 633.78 2 1 
234179.251535 1333270.07 589296.67 928.96 1 1 
793.900438
234973.151973 1333270.11 592206.94 505.16 2 2 
234988.173112 1336269.65 589259.73 774.72 2 1 
996.546435
235984.719547 1336269.97 591444.13 532.62 2 2 
235998.742707 1333270.73 589403.91 887.32 1 1 
725.868519
236724.611226 1333271.61 592247.28 505.52 2 1 
236738.513445 1336269.92 590731.38 592.77 1 1 
 
934709 1st returns
939117 2nd returns
0 3rd returns
0 4th returns
146544 ground returns
0 blunders

curvature versus slope
  n = 831471 
  X=0, Y = 22.59 +/- 18.68 
  Weighted least-squares fit:  Y = 42.1 + 3.044 X  + -0.03451 X**2 
 
slope versus dZ, curvature < 5
  n = 158642 
 
  Weighted least-squares fit:  Y = 44.8 + -0.238 X  + 0.00608 X**2 
     at X = 100, Y = 81.9 
     effective RMSE xy = 107.7 
 
slope versus dZ, curvature < 15
  n = 291389 
 
  Weighted least-squares fit:  Y = 42.4 + 0.006 X  + 0.00434 X**2 
 
curvature versus dZ, slope < 10
  n = 129971 
  X=0, Y = 43.72 +/- 21.71 
  Weighted least-squares fit:  Y = 44.2 + -0.703 X  + 0.12998 X**2 
 
 
Number of samples 850600
Max dz = 900
Mean dz = 67
RMS dz = 97.0257697728
100cm = 79.5182224312 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