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ps3637
d:\northps\block123-14dec07\ps3637.txt
15 Dec 07 15:19:49 Saturday  elapsed time 00:05:59
Rectangular area = 0.876 km2
Data area = 0.874 km2
*percent double coverage = 38.401
**low-curvature dc area = 0.004 km2
1st-return RMSE, low-curvature areas = 2.222
95p = 3.610, 98p = 3.841, 99.5p = 4.234
BE RMSE = 2.620
95p = 5.153, 98p = 7.020, 99.5p = 10.214
1763268 unique returns and 0 duplicate returns
 
181254.756385 1327268.99 577690.96 3361.88 2 1 
181268.423808 1324272.17 577252.62 3655.62 1 2 
455.343627
181723.767435 1324271.05 579585.34 3144.25 1 1 
181740.052371 1327269.76 577256.87 3590.67 2 1 
1050.434289
182790.48666 1327269.77 580245.7 3608.73 1 1 
182803.9924 1324270.1 578806.62 3399.14 1 1 
688.208382
183492.200782 1324274.23 580251.44 3132.53 2 1 
183494.502075 1324779.98 580250.59 3085.12 1 1 
 
876838 1st returns
886430 2nd returns
0 3rd returns
0 4th returns
236187 ground returns
0 blunders

curvature versus slope
  n = 101807 
  X=0, Y = 36.20 +/- 21.13 
  Weighted least-squares fit:  Y = 53.6 + 2.216 X  + -0.02458 X**2 
 
slope versus dZ, curvature < 5
  n = 23321 
 
  Weighted least-squares fit:  Y = 80.6 + -0.518 X  + 0.01001 X**2 
     at X = 100, Y = 128.9 
     effective RMSE xy = 158.0 
 
slope versus dZ, curvature < 15
  n = 41287 
 
  Weighted least-squares fit:  Y = 79.2 + -0.392 X  + 0.00921 X**2 
 
curvature versus dZ, slope < 10
  n = 3940 
  X=0, Y = 84.83 +/- 28.34 
  Weighted least-squares fit:  Y = 84.3 + 1.403 X  + -0.55902 X**2 
 
 
Number of samples 102785
Max dz = 900
Mean dz = 101
RMS dz = 137.113092008
100cm = 56.165782945 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