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ps2852
d:\northps\block456-14jan08\ps2852.txt
16 Jan 08 04:11:14 Wednesday  elapsed time 00:10:12
Rectangular area = 0.875 km2
Data area = 0.874 km2
*percent double coverage = 99.051
**low-curvature dc area = 0.005 km2
1st-return RMSE, low-curvature areas = 1.606
95p = 2.251, 98p = 2.418, 99.5p = 2.658
BE RMSE = 2.794
95p = 5.856, 98p = 8.154, 99.5p = 11.879
1747764 unique returns and 0 duplicate returns
 
260654.424104 1510287.75 602452.62 2719.74 2 1 
260664.95497 1512119.44 604250.29 3739.88 2 2 
991.564095
261656.519065 1513265.99 604246.65 4180.71 1 1 
261675.186172 1510270.25 601255.8 3155.89 2 1 
427.04966
262102.235832 1510270.31 601253.6 3170.15 2 1 
262119.111251 1513268.58 604241.82 4176.62 2 1 
1114.162622
263233.273873 1513269.49 603682.1 4002.63 2 1 
263250.140111 1510274.86 601255.21 3162.84 1 1 
443.412795
263693.552906 1513151.22 601261.48 2975.2 2 2 
263694.287293 1513264.19 601332.57 3043.49 2 2 
 
870066 1st returns
877698 2nd returns
0 3rd returns
0 4th returns
111808 ground returns
0 blunders

curvature versus slope
  n = 105063 
  X=0, Y = 57.12 +/- 24.39 
  Weighted least-squares fit:  Y = 59.9 + 1.953 X  + -0.02081 X**2 
 
slope versus dZ, curvature < 5
  n = 18399 
 
  Weighted least-squares fit:  Y = 14.6 + 0.798 X  + -0.00317 X**2 
     at X = 100, Y = 62.8 
     effective RMSE xy = 95.9 
 
slope versus dZ, curvature < 15
  n = 38380 
 
  Weighted least-squares fit:  Y = 21.8 + 0.402 X  + 0.00134 X**2 
 
curvature versus dZ, slope < 10
  n = 816 
  X=0, Y = 23.59 +/- 16.24 
  Weighted least-squares fit:  Y = 23.9 + 2.843 X  + -0.56697 X**2 
 
 
Number of samples 106455
Max dz = 900
Mean dz = 66
RMS dz = 108.443533694
100cm = 82.4827391856 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