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ps3409
d:\northps\block123-14dec07\ps3409.txt
26 Dec 07 11:44:56 Wednesday  elapsed time 00:07:12
Rectangular area = 0.875 km2
Data area = 0.874 km2
*percent double coverage = 99.954
**low-curvature dc area = 0.078 km2
1st-return RMSE, low-curvature areas = 0.521
95p = 0.909, 98p = 1.120, 99.5p = 1.901
BE RMSE = 1.848
95p = 3.660, 98p = 5.150, 99.5p = 8.005
1889168 unique returns and 0 duplicate returns
 
182928.543981 1297267.58 583692.04 422.88 2 2 
182942.377148 1294271.91 583259.64 431.5 2 1 
407.575231
183349.952379 1294270.32 585602.58 576.16 1 1 
183367.074692 1297269.43 583259.91 397.66 2 2 
1316.451953
184683.526645 1297269.97 586239.58 667.7 2 2 
184697.647976 1294270.15 583306.77 490.92 1 1 
48293.043861
232990.691837 1294271.04 586246.58 645.86 2 1 
233004.561821 1297269.74 584659.43 515.87 1 1 
 
942948 1st returns
946220 2nd returns
0 3rd returns
0 4th returns
232753 ground returns
0 blunders

curvature versus slope
  n = 1543357 
  X=0, Y = 16.90 +/- 11.92 
  Weighted least-squares fit:  Y = 35.6 + 3.139 X  + -0.03557 X**2 
 
slope versus dZ, curvature < 5
  n = 269124 
 
  Weighted least-squares fit:  Y = 10.6 + 1.321 X  + -0.00536 X**2 
     at X = 100, Y = 89.1 
     effective RMSE xy = 139.0 
 
slope versus dZ, curvature < 15
  n = 516970 
 
  Weighted least-squares fit:  Y = 11.4 + 1.464 X  + -0.00686 X**2 
 
curvature versus dZ, slope < 10
  n = 188448 
  X=0, Y = 17.04 +/- 13.72 
  Weighted least-squares fit:  Y = 17.3 + 3.464 X  + -0.12252 X**2 
 
 
Number of samples 1566700
Max dz = 900
Mean dz = 61
RMS dz = 87.7268487978
100cm = 79.2015063509 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