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ps2391
d:\northps\block123-14dec07\ps2391.txt
15 Dec 07 09:22:04 Saturday  elapsed time 00:07:28
Rectangular area = 0.876 km2
Data area = 0.872 km2
*percent double coverage = 99.416
**low-curvature dc area = 0.002 km2
1st-return RMSE, low-curvature areas = 1.242
95p = 2.200, 98p = 2.395, 99.5p = 3.560
BE RMSE = 3.167
95p = 6.049, 98p = 8.490, 99.5p = 13.757
1982871 unique returns and 0 duplicate returns
 
258191.879338 1330276.43 616252.38 999.21 1 1 
258205.337233 1332700.37 619251.91 1040.54 2 1 
1277.397582
259482.734815 1333221.25 619251.7 1292.32 2 1 
259497.967859 1330279.09 616252.31 1032.13 1 1 
335.467795
259833.435654 1331263.87 616252.42 1121.5 2 1 
259849.205904 1333266.84 619249.79 1333.37 1 1 
1271.898247
261121.104151 1333267.62 619178.65 1316.84 2 1 
261134.342887 1333214.38 616252.25 1496.95 1 1 
 
987283 1st returns
995588 2nd returns
0 3rd returns
0 4th returns
77268 ground returns
0 blunders

curvature versus slope
  n = 239414 
  X=0, Y = 34.99 +/- 30.44 
  Weighted least-squares fit:  Y = 73.6 + 1.066 X  + -0.01066 X**2 
 
slope versus dZ, curvature < 5
  n = 6450 
 
  Weighted least-squares fit:  Y = 34.3 + 0.469 X  + 0.00119 X**2 
     at X = 100, Y = 93.1 
     effective RMSE xy = 136.0 
 
slope versus dZ, curvature < 15
  n = 19501 
 
  Weighted least-squares fit:  Y = 35.3 + 0.601 X  + -0.00016 X**2 
 
curvature versus dZ, slope < 10
  n = 3237 
  X=0, Y = 38.44 +/- 15.66 
  Weighted least-squares fit:  Y = 39.2 + -0.132 X  + 0.14785 X**2 
 
 
Number of samples 240756
Max dz = 900
Mean dz = 94
RMS dz = 134.082064423
100cm = 64.2077456014 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