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ps1717
d:\northps\block123-14dec07\ps1717.txt
15 Dec 07 05:16:44 Saturday  elapsed time 00:07:06
Rectangular area = 0.875 km2
Data area = 0.873 km2
*percent double coverage = 99.138
**low-curvature dc area = 0.002 km2
1st-return RMSE, low-curvature areas = 1.556
95p = 2.307, 98p = 2.501, 99.5p = 2.690
BE RMSE = 3.863
95p = 7.532, 98p = 11.020, 99.5p = 18.323
1938905 unique returns and 0 duplicate returns
 
259971.00782 1339292.74 647644.05 1448.48 2 2 
259978.215702 1339742.28 649250.43 1188.92 2 2 
1002.238213
260980.453915 1341230.56 649251.44 1035.37 2 1 
260995.323596 1339270.76 646255.01 2370.96 2 1 
616.791285
261612.114881 1339287.53 646252.5 2316.91 1 1 
261626.420934 1342264.85 649251.9 1476.34 2 1 
995.763758
262622.184692 1342263.13 649247.97 1432.73 1 1 
262636.477365 1340796.29 646252.25 1673.9 1 1 
 
965526 1st returns
973379 2nd returns
0 3rd returns
0 4th returns
99318 ground returns
0 blunders

curvature versus slope
  n = 316408 
  X=0, Y = 37.53 +/- 30.20 
  Weighted least-squares fit:  Y = 68.6 + 1.272 X  + -0.01344 X**2 
 
slope versus dZ, curvature < 5
  n = 13895 
 
  Weighted least-squares fit:  Y = 38.6 + 0.612 X  + -0.00119 X**2 
     at X = 100, Y = 87.9 
     effective RMSE xy = 124.0 
 
slope versus dZ, curvature < 15
  n = 39908 
 
  Weighted least-squares fit:  Y = 38.8 + 0.578 X  + -0.00063 X**2 
 
curvature versus dZ, slope < 10
  n = 5358 
  X=0, Y = 45.80 +/- 21.43 
  Weighted least-squares fit:  Y = 42.0 + 1.316 X  + 0.04743 X**2 
 
 
Number of samples 318665
Max dz = 900
Mean dz = 82
RMS dz = 115.243221059
100cm = 69.6734815559 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