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ps0661
d:\northps\block123-14dec07\ps0661.txt
14 Dec 07 18:58:44 Friday  elapsed time 00:06:49
Rectangular area = 0.875 km2
Data area = 0.874 km2
*percent double coverage = 99.900
**low-curvature dc area = 0.049 km2
1st-return RMSE, low-curvature areas = 2.826
95p = 4.866, 98p = 5.243, 99.5p = 5.735
BE RMSE = 2.965
95p = 6.032, 98p = 7.674, 99.5p = 10.910
1881637 unique returns and 0 duplicate returns
 
256804.708954 1339273.35 706980.49 954.23 2 2 
256806.211074 1339270.31 707337.32 1017.05 1 1 
8.43260200002
256814.643676 1339270.99 709151.82 1093.46 1 2 
256815.119942 1339292.73 709251.51 1132.6 2 2 
473.395688
257288.51563 1340819.59 709251.75 1395.52 1 1 
257303.208432 1339272.0 706256.76 890.34 1 1 
1273.502202
258576.710634 1339278.92 706253.15 899.33 2 1 
258591.493615 1342260.34 709251.11 930.81 1 1 
470.298471
259061.792086 1342251.9 709250.86 866.32 1 1 
259077.052371 1340145.19 706252.1 736.21 1 1 
1149.543101
260226.595472 1341941.32 706252.14 689.63 2 1 
260233.527295 1342269.14 707721.58 1038.8 2 1 
 
937924 1st returns
943713 2nd returns
0 3rd returns
0 4th returns
158978 ground returns
0 blunders

curvature versus slope
  n = 530217 
  X=0, Y = 27.88 +/- 16.06 
  Weighted least-squares fit:  Y = 41.1 + 2.927 X  + -0.03239 X**2 
 
slope versus dZ, curvature < 5
  n = 126541 
 
  Weighted least-squares fit:  Y = 63.5 + 1.096 X  + -0.00407 X**2 
     at X = 100, Y = 132.4 
     effective RMSE xy = 182.5 
 
slope versus dZ, curvature < 15
  n = 249763 
 
  Weighted least-squares fit:  Y = 61.1 + 1.023 X  + -0.00278 X**2 
 
curvature versus dZ, slope < 10
  n = 28138 
  X=0, Y = 76.13 +/- 34.67 
  Weighted least-squares fit:  Y = 74.7 + -4.117 X  + 0.35217 X**2 
 
 
Number of samples 536142
Max dz = 900
Mean dz = 97
RMS dz = 128.39392509
100cm = 59.2279657255 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