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ps4040
d:\northps\block456-14jan08\ps4040.txt
16 Jan 08 20:10:50 Wednesday  elapsed time 00:06:22
Rectangular area = 0.875 km2
Data area = 0.873 km2
*percent double coverage = 56.912
**low-curvature dc area = 0.037 km2
1st-return RMSE, low-curvature areas = 0.844
95p = 1.637, 98p = 1.993, 99.5p = 2.418
BE RMSE = 3.201
95p = 5.940, 98p = 9.011, 99.5p = 15.884
1946545 unique returns and 0 duplicate returns
 
347347.740027 1513268.88 571249.2 3420.41 2 2 
347361.943519 1510270.04 570223.57 4048.52 2 1 
1120.145832
348482.089351 1510275.99 571232.76 3651.27 2 1 
348497.00604 1513269.73 568265.88 4435.87 2 1 
380.813206
348877.819246 1513266.81 569336.05 4101.25 2 1 
348892.254773 1510272.76 568254.58 4803.66 1 1 
 
965752 1st returns
980793 2nd returns
0 3rd returns
0 4th returns
347151 ground returns
0 blunders

curvature versus slope
  n = 125628 
  X=0, Y = 50.21 +/- 23.83 
  Weighted least-squares fit:  Y = 61.1 + 1.940 X  + -0.02124 X**2 
 
slope versus dZ, curvature < 5
  n = 67326 
 
  Weighted least-squares fit:  Y = 10.0 + 0.296 X  + 0.00255 X**2 
     at X = 100, Y = 65.1 
     effective RMSE xy = 101.0 
 
slope versus dZ, curvature < 15
  n = 101279 
 
  Weighted least-squares fit:  Y = 10.9 + 0.248 X  + 0.00405 X**2 
 
curvature versus dZ, slope < 10
  n = 3970 
  X=0, Y = 11.77 +/- 6.98 
  Weighted least-squares fit:  Y = 11.3 + 2.164 X  + 0.07163 X**2 
 
 
Number of samples 126520
Max dz = 900
Mean dz = 45
RMS dz = 128.292634239
100cm = 92.3909263358 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