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ps4217
d:\northps\block456-14jan08\ps4217.txt
16 Jan 08 21:51:33 Wednesday  elapsed time 00:16:33
Rectangular area = 0.877 km2
Data area = 0.874 km2
*percent double coverage = 99.978
**low-curvature dc area = 0.001 km2
1st-return RMSE, low-curvature areas = 1.035
95p = 1.808, 98p = 2.273, 99.5p = 3.148
BE RMSE = 1.425
95p = 2.905, 98p = 4.064, 99.5p = 5.903
3548386 unique returns and 0 duplicate returns
 
84338.8482369 1381274.58 565247.75 695.53 1 1 
84351.6826168 1384269.68 564378.95 480.58 2 1 
506.1095211
84857.7921379 1384269.07 562741.17 331.92 1 2 
84871.0799708 1381270.22 565241.08 713.15 2 1 
895.0556505
85766.1356213 1381270.38 564511.24 577.29 2 1 
85778.6912169 1384269.94 562300.39 323.96 2 1 
509.5437754
86288.2349923 1384269.7 562254.6 323.66 2 1 
86300.797948 1381270.34 562465.02 388.58 2 1 
333130.498748
419431.296696 1381270.75 562769.91 400.71 2 1 
419444.263323 1384265.99 562253.52 323.3 1 1 
458.147501
419902.410824 1384269.12 563272.86 332.62 2 2 
419914.483555 1381270.12 563935.07 521.63 1 1 
867.0459
420781.529455 1381270.44 565250.1 687.2 2 1 
420795.250622 1384269.98 562559.52 372.14 1 1 
470.591185
421265.841807 1384269.96 565076.73 551.74 2 1 
421277.544915 1381272.87 565250.29 693.73 1 1 
 
1767379 1st returns
1781007 2nd returns
0 3rd returns
0 4th returns
161837 ground returns
0 blunders

curvature versus slope
  n = 1036570 
  X=0, Y = 18.83 +/- 14.52 
  Weighted least-squares fit:  Y = 59.8 + 2.062 X  + -0.02172 X**2 
 
slope versus dZ, curvature < 5
  n = 30369 
 
  Weighted least-squares fit:  Y = 16.6 + 0.231 X  + -0.00073 X**2 
     at X = 100, Y = 32.4 
     effective RMSE xy = 43.7 
 
slope versus dZ, curvature < 15
  n = 71985 
 
  Weighted least-squares fit:  Y = 18.9 + 0.184 X  + 0.00171 X**2 
 
curvature versus dZ, slope < 10
  n = 18951 
  X=0, Y = 18.28 +/- 11.09 
  Weighted least-squares fit:  Y = 16.6 + 3.620 X  + -0.28794 X**2 
 
 
Number of samples 1057204
Max dz = 700
Mean dz = 66
RMS dz = 91.5478017213
100cm = 77.3298247074 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