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ps5126
d:\northps\block456-14jan08\ps5126.txt
17 Jan 08 17:15:15 Thursday  elapsed time 00:13:14
Rectangular area = 0.876 km2
Data area = 0.874 km2
*percent double coverage = 99.946
**low-curvature dc area = 0.012 km2
1st-return RMSE, low-curvature areas = 0.225
95p = 0.441, 98p = 0.547, 99.5p = 0.731
BE RMSE = 0.860
95p = 1.768, 98p = 2.396, 99.5p = 3.429
2717929 unique returns and 0 duplicate returns
 
77786.3628674 1477269.88 538990.9 388.54 2 1 
77795.99475 1475162.13 538254.69 317.45 2 1 
374.0390103
78170.0337603 1474273.33 538255.79 289.21 2 1 
78184.6872769 1477269.01 540307.08 321.91 2 1 
242.6131062
78427.3003831 1477269.15 541243.15 303.47 2 2 
78443.4790648 1474271.07 538253.82 283.93 2 1 
432.8830125
78876.3620773 1474272.34 538762.03 278.25 2 2 
78891.1251613 1477269.7 541251.21 331.91 1 1 
275.3916491
79166.5168104 1477074.97 541251.36 328.67 1 1 
79178.8194964 1474270.12 540463.6 282.15 2 1 
83546.0112606
162724.830757 1477257.26 540224.75 358.55 2 1 
162724.9788 1477219.03 540369.23 358.56 1 1 
4.69956699997
162729.678367 1476028.14 540848.51 379.15 1 1 
162738.227692 1474298.08 540106.52 392.06 2 1 
807.308349
163545.536041 1474280.44 538927.59 363.03 2 1 
163558.747507 1477214.62 538311.37 455.01 1 1 
3167.707758
166726.455265 1476021.65 538253.74 319.51 1 2 
166729.756708 1476732.76 539177.48 359.66 1 1 
6.763637
166736.520345 1476003.98 540606.98 377.87 2 1 
166739.651946 1475685.61 541236.67 380.15 2 1 
 
1354276 1st returns
1363653 2nd returns
0 3rd returns
0 4th returns
156117 ground returns
0 blunders

curvature versus slope
  n = 629409 
  X=0, Y = 19.33 +/- 17.08 
  Weighted least-squares fit:  Y = 45.3 + 2.528 X  + -0.02747 X**2 
 
slope versus dZ, curvature < 5
  n = 56655 
  X=0, Y = 6.40 +/- 5.99 
  Weighted least-squares fit:  Y = 13.2 + 0.168 X  + 0.00205 X**2 
     at X = 100, Y = 50.5 
     effective RMSE xy = 76.6 
 
slope versus dZ, curvature < 15
  n = 128394 
  X=0, Y = 6.40 +/- 5.99 
  Weighted least-squares fit:  Y = 13.2 + 0.304 X  + 0.00112 X**2 
 
curvature versus dZ, slope < 10
  n = 48786 
  X=0, Y = 13.16 +/- 10.31 
  Weighted least-squares fit:  Y = 12.8 + 2.566 X  + -0.04597 X**2 
 
 
Number of samples 636609
Max dz = 900
Mean dz = 51
RMS dz = 76.6615940351
100cm = 84.2746489604 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