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ps2978
d:\northps\block123-14dec07\ps2978.txt
08 Jan 08 17:11:49 Tuesday  elapsed time 00:05:57
Rectangular area = 0.875 km2
Data area = 0.814 km2
*percent double coverage = 61.682
**low-curvature dc area = 0.001 km2
1st-return RMSE, low-curvature areas = 0.426
95p = 0.832, 98p = 1.109, 99.5p = 1.456
BE RMSE = 4.224
95p = 8.691, 98p = 12.052, 99.5p = 18.392
1400149 unique returns and 0 duplicate returns
 
368129.467351 1252259.14 598250.31 353.18 3 2 
368146.084303 1251381.05 595252.47 429.33 1 1 
1341.36773
369487.452033 1250479.38 595252.28 75.1 2 2 
369501.978798 1250948.53 598251.63 1142.42 1 1 
264.644834
369766.623632 1250315.63 598249.25 894.91 1 2 
369780.687049 1249275.64 595253.04 4.96 1 2 
 
1220410 1st returns
169261 2nd returns
10294 3rd returns
184 4th returns
48891 ground returns
0 blunders

curvature versus slope
  n = 156676 
  X=0, Y = 38.64 +/- 28.53 
  Weighted least-squares fit:  Y = 64.5 + 1.451 X  + -0.01524 X**2 
 
slope versus dZ, curvature < 5
  n = 7766 
 
  Weighted least-squares fit:  Y = 9.3 + 0.459 X  + 0.00094 X**2 
     at X = 100, Y = 64.6 
     effective RMSE xy = 100.3 
 
slope versus dZ, curvature < 15
  n = 23187 
 
  Weighted least-squares fit:  Y = 10.8 + 0.465 X  + 0.00100 X**2 
 
curvature versus dZ, slope < 10
  n = 3452 
  X=0, Y = 12.76 +/- 7.73 
  Weighted least-squares fit:  Y = 12.0 + 2.041 X  + 0.03873 X**2 
 
 
Number of samples 158006
Max dz = 900
Mean dz = 63
RMS dz = 104.403065089
100cm = 80.7399718998 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