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ps5223
d:\northps\block456-14jan08\ps5223.txt
17 Jan 08 19:32:52 Thursday  elapsed time 00:07:59
Rectangular area = 0.875 km2
Data area = 0.872 km2
*percent double coverage = 92.921
**low-curvature dc area = 0.009 km2
1st-return RMSE, low-curvature areas = 1.044
95p = 1.781, 98p = 2.081, 99.5p = 2.465
BE RMSE = 1.743
95p = 3.384, 98p = 4.948, 99.5p = 8.004
1372529 unique returns and 0 duplicate returns
 
163390.369427 1438270.14 538251.55 825.48 2 2 
163404.462129 1441264.78 536758.21 796.7 1 1 
1017.696614
164422.158743 1441269.55 538222.3 851.2 1 1 
164437.475845 1438270.57 535255.43 1307.7 2 1 
513.311413
164950.787258 1438271.17 537750.01 897.37 1 1 
164965.292326 1441266.66 535256.15 1100.59 1 1 
845.046031
165810.338357 1441264.34 535946.72 901.56 1 2 
165825.902119 1438271.59 535255.37 1306.0 1 1 
 
685669 1st returns
686860 2nd returns
0 3rd returns
0 4th returns
198503 ground returns
0 blunders

curvature versus slope
  n = 1042534 
  X=0, Y = 35.88 +/- 19.54 
  Weighted least-squares fit:  Y = 47.1 + 2.367 X  + -0.02597 X**2 
 
slope versus dZ, curvature < 5
  n = 113305 
 
  Weighted least-squares fit:  Y = 36.1 + 0.027 X  + 0.00350 X**2 
     at X = 100, Y = 73.7 
     effective RMSE xy = 100.9 
 
slope versus dZ, curvature < 15
  n = 323655 
 
  Weighted least-squares fit:  Y = 35.9 + 0.142 X  + 0.00237 X**2 
 
curvature versus dZ, slope < 10
  n = 13778 
  X=0, Y = 39.16 +/- 16.85 
  Weighted least-squares fit:  Y = 37.8 + 1.018 X  + 0.05360 X**2 
 
 
Number of samples 1055353
Max dz = 900
Mean dz = 59
RMS dz = 84.1961994392
100cm = 84.1201948542 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