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ps1970
d:\northps\block456-14jan08\ps1970.txt
15 Jan 08 15:55:50 Tuesday  elapsed time 00:09:28
Rectangular area = 0.877 km2
Data area = 0.856 km2
*percent double coverage = 73.605
**low-curvature dc area = 0.002 km2
1st-return RMSE, low-curvature areas = 4.110
95p = 5.696, 98p = 12.296, 99.5p = 28.251
BE RMSE = 4.361
95p = 7.309, 98p = 12.756, 99.5p = 24.318
2076764 unique returns and 0 duplicate returns
 
259994.408184 1555194.62 635095.75 1826.57 1 2 
260007.757148 1552272.75 634254.49 4049.65 1 1 
330102.081099
590109.838247 1554235.09 637251.57 1705.01 2 1 
590118.620766 1555267.92 635646.06 1668.64 2 1 
509.446655
590628.067421 1555267.09 634253.44 1787.0 1 2 
590643.96224 1552766.5 637249.84 2079.86 2 1 
224.882408
590868.844648 1552272.09 637250.06 2820.94 1 1 
590886.425214 1555269.79 634253.76 1786.22 2 1 
 
1035990 1st returns
1040774 2nd returns
0 3rd returns
0 4th returns
266715 ground returns
0 blunders

curvature versus slope
  n = 497294 
  X=0, Y = 66.54 +/- 28.26 
  Weighted least-squares fit:  Y = 73.4 + 0.715 X  + -0.00555 X**2 
 
slope versus dZ, curvature < 5
  n = 36174 
 
  Weighted least-squares fit:  Y = 12.1 + 1.852 X  + -0.01138 X**2 
     at X = 100, Y = 83.5 
     effective RMSE xy = 129.7 
 
slope versus dZ, curvature < 15
  n = 115706 
 
  Weighted least-squares fit:  Y = 22.7 + 1.422 X  + -0.00870 X**2 
 
curvature versus dZ, slope < 10
  n = 2215 
  X=0, Y = 35.34 +/- 39.00 
  Weighted least-squares fit:  Y = 39.9 + 0.479 X  + 0.00123 X**2 
 
 
Number of samples 509350
Max dz = 900
Mean dz = 63
RMS dz = 115.056507856
100cm = 84.2597428095 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