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ps2919
d:\northps\block456-14jan08\ps2919.txt
16 Jan 08 05:11:08 Wednesday  elapsed time 00:12:56
Rectangular area = 0.875 km2
Data area = 0.868 km2
*percent double coverage = 98.257
**low-curvature dc area = 0.008 km2
1st-return RMSE, low-curvature areas = 1.023
95p = 1.637, 98p = 1.838, 99.5p = 2.270
BE RMSE = 1.752
95p = 3.221, 98p = 4.820, 99.5p = 8.046
2212067 unique returns and 0 duplicate returns
 
238724.01243 1387576.55 598267.94 1871.35 2 1 
238734.775365 1390031.43 598252.49 2458.05 1 1 
476.7609
239211.536265 1390269.95 600165.55 2502.78 2 2 
239225.607432 1387270.18 598257.93 2024.19 2 1 
1217.047321
240442.654753 1387272.19 601250.84 1924.46 2 2 
240457.299063 1390269.65 598281.28 2561.52 1 1 
500.153672
240957.452735 1390267.2 601251.16 2338.8 2 1 
240971.686057 1387270.0 600292.29 1965.01 1 1 
1290.945699
242262.631756 1388911.51 601251.68 1912.58 1 1 
242278.799508 1387272.86 598252.79 1992.3 2 1 
 
1100678 1st returns
1111389 2nd returns
0 3rd returns
0 4th returns
194505 ground returns
0 blunders

curvature versus slope
  n = 447148 
  X=0, Y = 28.96 +/- 24.65 
  Weighted least-squares fit:  Y = 54.1 + 2.282 X  + -0.02509 X**2 
 
slope versus dZ, curvature < 5
  n = 53001 
 
  Weighted least-squares fit:  Y = 30.8 + -0.011 X  + 0.00317 X**2 
     at X = 100, Y = 61.4 
     effective RMSE xy = 83.4 
 
slope versus dZ, curvature < 15
  n = 113211 
 
  Weighted least-squares fit:  Y = 29.7 + 0.137 X  + 0.00244 X**2 
 
curvature versus dZ, slope < 10
  n = 35369 
  X=0, Y = 30.19 +/- 15.53 
  Weighted least-squares fit:  Y = 29.7 + 0.593 X  + -0.00265 X**2 
 
 
Number of samples 461011
Max dz = 900
Mean dz = 68
RMS dz = 98.8483687271
100cm = 77.8185336142 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