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x723y39
d:\lidarqa\consist_rithaiti\x723y39.txt
05 Aug 10 17:05:28 Thursday  elapsed time 00:11:38
Rectangular area = 1.001 km2
Data area = 0.913 km2
*percent double coverage = 17.194
**low-curvature dc area = 0.145 km2
1st-return RMSE, low-curvature areas = 0.066
95p = 0.129, 98p = 0.155, 99.5p = 0.192
BE RMSE = 0.037
95p = 0.076, 98p = 0.095, 99.5p = 0.122
997646 unique returns and 0 duplicate returns
 
238724.7146 724699.88 2040498.43 -0.01 1 1 
238739.3038 723700.65 2040166.57 -0.02 1 1 
159.2022
238898.506 723700.14 2039795.29 0.01 1 1 
238913.0302 724699.59 2040339.54 0.12 1 1 
808.0972
239721.1274 724699.46 2040097.01 -0.07 1 2 
239735.4738 723700.47 2039524.18 0.07 1 1 
171.5272
239907.001 723700.04 2039502.43 -0.02 1 2 
239919.7744 724699.93 2039784.58 0.0 1 1 
770.8378
240690.6122 724698.7 2039581.06 0.08 1 1 
240704.268 723700.15 2039508.0 0.02 1 2 
 
997611 1st returns
35 2nd returns
0 3rd returns
0 4th returns
240262 ground returns
0 blunders

curvature versus slope
  n = 1118005 
  X=0, Y = 5.74 +/- 2.75 
  Weighted least-squares fit:  Y = 5.2 + 0.335 X  + -0.00202 X**2 
 
slope versus dZ, curvature < 5
  n = 229221 
  X=0, Y = 5.43 +/- 3.31 
  Weighted least-squares fit:  Y = 5.6 + 0.068 X  + 0.00386 X**2 
     at X = 100, Y = 51.0 
     effective RMSE xy = 79.5 
 
slope versus dZ, curvature < 15
  n = 554531 
  X=0, Y = 5.78 +/- 3.48 
  Weighted least-squares fit:  Y = 5.9 + 0.016 X  + 0.00574 X**2 
 
curvature versus dZ, slope < 10
  n = 1024205 
  X=0, Y = 5.99 +/- 3.85 
  Weighted least-squares fit:  Y = 5.8 + 0.152 X  + 0.00244 X**2 
 
 
Number of samples 1118008
Max dz = 51
Mean dz = 5
RMS dz = 6.78232998313
100cm = 0 percentile value of dz
Mean dz (curv<=5) = 4
RMS dz (curv<=5) = 6.0

Number of survey units in 1 meter = 1
Nominal spot spacing (in survey units) = 0.75
Nominal pulse density (per m2) = 3.5
Difference cell size = 0.375
IsData cell size = 0.1875
IsData expand cells = 8
IsData shrink cells = 7
BE IsData cell size = 0.375
BE IsData expand cells = 24
BE IsData shrink cells = 24
MaxCurve = 106.6666666667
Curvature expand cells = 4
Curvature shrink cells = 3
Point density cell size = 3
Color critical value = 0.1
Hue jump at critical value = 90