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ps1705
d:\northps\block123-14dec07\ps1705.txt
15 Dec 07 05:09:27 Saturday  elapsed time 00:07:21
Rectangular area = 0.875 km2
Data area = 0.874 km2
*percent double coverage = 99.459
**low-curvature dc area = 0.180 km2
1st-return RMSE, low-curvature areas = 0.258
95p = 0.499, 98p = 0.593, 99.5p = 0.724
BE RMSE = 2.778
95p = 6.014, 98p = 8.673, 99.5p = 13.127
1919256 unique returns and 0 duplicate returns
 
421018.819276 1306263.91 649251.22 300.18 2 1 
421034.405338 1304139.6 646252.11 653.24 1 1 
610.430849
421644.836187 1303288.1 646252.5 1167.74 2 1 
421659.443494 1306232.29 649250.94 388.95 1 1 
1080.862232
422740.305726 1305451.42 649251.43 400.15 1 1 
422756.01697 1303272.39 646253.01 1300.25 2 1 
617.355257
423373.372227 1303270.88 647822.29 1080.98 2 1 
423379.654137 1303861.8 649251.97 600.6 1 1 
 
957428 1st returns
961828 2nd returns
0 3rd returns
0 4th returns
256102 ground returns
0 blunders

curvature versus slope
  n = 921793 
  X=0, Y = 12.68 +/- 8.37 
  Weighted least-squares fit:  Y = 20.8 + 4.330 X  + -0.04989 X**2 
 
slope versus dZ, curvature < 5
  n = 403871 
  X=0, Y = 4.65 +/- 3.48 
  Weighted least-squares fit:  Y = 9.6 + 1.119 X  + -0.00437 X**2 
     at X = 100, Y = 77.8 
     effective RMSE xy = 121.3 
 
slope versus dZ, curvature < 15
  n = 617095 
  X=0, Y = 5.64 +/- 4.41 
  Weighted least-squares fit:  Y = 11.0 + 1.115 X  + -0.00392 X**2 
 
curvature versus dZ, slope < 10
  n = 297841 
  X=0, Y = 13.87 +/- 11.54 
  Weighted least-squares fit:  Y = 14.6 + 3.415 X  + -0.08269 X**2 
 
 
Number of samples 931586
Max dz = 900
Mean dz = 38
RMS dz = 76.889531147
100cm = 91.5994873259 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