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ps0793
d:\northps\block123-14dec07\ps0793.txt
14 Dec 07 20:15:58 Friday  elapsed time 00:07:47
Rectangular area = 0.875 km2
Data area = 0.872 km2
*percent double coverage = 99.918
**low-curvature dc area = 0.139 km2
1st-return RMSE, low-curvature areas = 1.041
95p = 1.514, 98p = 1.674, 99.5p = 1.903
BE RMSE = 1.141
95p = 2.178, 98p = 2.835, 99.5p = 4.190
2024319 unique returns and 0 duplicate returns
 
255099.756548 1333270.53 700252.02 633.71 2 1 
255112.866039 1334807.23 703251.66 654.15 2 2 
547.760077
255660.626116 1336205.16 703251.85 658.36 2 1 
255676.149111 1333270.87 700253.75 632.74 1 1 
1097.993122
256774.142233 1333495.89 700252.7 607.92 2 1 
256787.799458 1336255.45 703251.48 657.3 2 1 
530.455895
257318.255353 1336269.32 703249.9 659.18 2 1 
257332.697227 1335433.7 700252.72 795.65 2 1 
 
1009627 1st returns
1014692 2nd returns
0 3rd returns
0 4th returns
245014 ground returns
0 blunders

curvature versus slope
  n = 1025450 
  X=0, Y = 15.25 +/- 11.25 
  Weighted least-squares fit:  Y = 20.7 + 4.322 X  + -0.04956 X**2 
 
slope versus dZ, curvature < 5
  n = 425303 
  X=0, Y = 32.85 +/- 6.05 
  Weighted least-squares fit:  Y = 28.3 + -0.014 X  + 0.00339 X**2 
     at X = 100, Y = 60.7 
     effective RMSE xy = 84.4 
 
slope versus dZ, curvature < 15
  n = 685474 
  X=0, Y = 32.85 +/- 6.05 
  Weighted least-squares fit:  Y = 27.0 + 0.146 X  + 0.00297 X**2 
 
curvature versus dZ, slope < 10
  n = 420086 
  X=0, Y = 28.24 +/- 13.60 
  Weighted least-squares fit:  Y = 28.6 + -0.592 X  + 0.20195 X**2 
 
 
Number of samples 1045265
Max dz = 900
Mean dz = 40
RMS dz = 65.1843539509
100cm = 92.2932462103 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