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ps4092
d:\northps\block123-14dec07\ps4092.txt
26 Dec 07 12:45:24 Wednesday  elapsed time 00:13:57
Rectangular area = 0.877 km2
Data area = 0.874 km2
*percent double coverage = 99.983
**low-curvature dc area = 0.008 km2
1st-return RMSE, low-curvature areas = 0.669
95p = 1.177, 98p = 1.411, 99.5p = 1.829
BE RMSE = 2.323
95p = 4.829, 98p = 6.768, 99.5p = 10.332
3641815 unique returns and 0 duplicate returns
 
84116.7463148 1327271.91 568224.11 1212.51 2 2 
84129.1698116 1330269.9 566326.12 834.97 2 1 
957.1646817
85086.3344933 1330269.21 565527.04 646.84 1 2 
85099.2889357 1327270.04 567901.92 1265.25 1 1 
441.9341465
85541.2230822 1327270.8 566394.42 692.53 2 2 
85553.9591596 1330269.84 565253.14 651.91 2 1 
93173.8656964
178727.824856 1327275.08 568240.9 1296.1 1 1 
178742.02369 1330269.7 567694.29 1241.8 2 1 
241371.437625
420113.461315 1330266.5 565252.15 594.43 2 2 
420125.297363 1327270.22 566348.31 750.27 1 1 
416.928239
420542.225602 1327270.15 568099.04 1202.74 2 1 
420555.802008 1330269.36 565252.14 634.52 2 1 
920.155352
421475.95736 1330269.14 567159.25 903.03 2 2 
421487.384754 1327270.18 568158.33 1322.58 1 1 
 
1814574 1st returns
1827241 2nd returns
0 3rd returns
0 4th returns
206490 ground returns
0 blunders

curvature versus slope
  n = 3358981 
  X=0, Y = 18.15 +/- 9.26 
  Weighted least-squares fit:  Y = 49.0 + 2.528 X  + -0.02753 X**2 
 
slope versus dZ, curvature < 5
  n = 135111 
 
  Weighted least-squares fit:  Y = 10.9 + 0.473 X  + -0.00234 X**2 
     at X = 100, Y = 34.8 
     effective RMSE xy = 51.9 
 
slope versus dZ, curvature < 15
  n = 516628 
 
  Weighted least-squares fit:  Y = 13.0 + 0.403 X  + -0.00078 X**2 
 
curvature versus dZ, slope < 10
  n = 25836 
  X=0, Y = 13.76 +/- 8.05 
  Weighted least-squares fit:  Y = 14.3 + 1.890 X  + -0.08988 X**2 
 
 
Number of samples 3399610
Max dz = 800
Mean dz = 40
RMS dz = 57.6888204074
100cm = 92.0008177409 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