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x730y39
d:\lidarqa\consist_rithaiti\x730y39.txt
06 Aug 10 00:18:34 Friday  elapsed time 00:23:06
Rectangular area = 1.001 km2
Data area = 0.971 km2
*percent double coverage = 62.844
**low-curvature dc area = 0.002 km2
1st-return RMSE, low-curvature areas = 0.075
95p = 0.146, 98p = 0.176, 99.5p = 0.239
BE RMSE = 0.270
95p = 0.538, 98p = 0.808, 99.5p = 1.303
4071628 unique returns and 0 duplicate returns
 
238635.837 730967.91 2040497.0 -0.03 1 2 
238639.623 730700.04 2040484.89 30.67 1 1 
355.4962
238995.1192 730700.0 2040310.23 137.98 1 1 
239008.7262 731699.75 2040498.29 0.01 1 2 
614.9094
239623.6356 731699.49 2040373.81 0.12 1 1 
239637.8358 730700.15 2039986.9 365.61 1 1 
358.3096
239996.1454 730700.0 2039699.91 338.35 1 1 
240009.0148 731699.98 2040132.01 61.43 1 1 
585.3068
240594.3216 731699.7 2039934.99 140.66 1 1 
240608.3486 730700.05 2039535.67 284.3 1 1 
370.712
240979.0606 730700.05 2039504.44 272.58 1 1 
240993.4662 731699.98 2039569.33 356.76 1 1 
 
3782316 1st returns
289312 2nd returns
0 3rd returns
0 4th returns
303706 ground returns
0 blunders

curvature versus slope
  n = 1300202 
  X=0, Y = 40.76 +/- 37.03 
  Weighted least-squares fit:  Y = 65.6 + 0.614 X  + -0.00536 X**2 
 
slope versus dZ, curvature < 5
  n = 6336 
 
  Weighted least-squares fit:  Y = 6.0 + 0.106 X  + 0.00037 X**2 
     at X = 100, Y = 20.3 
     effective RMSE xy = 30.5 
 
slope versus dZ, curvature < 15
  n = 25206 
  X=0, Y = 4.09 +/- 3.03 
  Weighted least-squares fit:  Y = 6.0 + 0.116 X  + 0.00033 X**2 
 
curvature versus dZ, slope < 10
  n = 27443 
  X=0, Y = 6.50 +/- 3.99 
  Weighted least-squares fit:  Y = 6.7 + -0.012 X  + 0.00273 X**2 
 
 
Number of samples 1302500
Max dz = 900
Mean dz = 17
RMS dz = 23.8956062907
100cm = 99.7824952015 percentile value of dz
Mean dz (curv<=5) = 9
RMS dz (curv<=5) = 12.3693168769

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