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ps4893
d:\northps\block456-14jan08\ps4893.txt
17 Jan 08 08:47:40 Thursday  elapsed time 00:17:25
Rectangular area = 0.877 km2
Data area = 0.874 km2
*percent double coverage = 99.935
**low-curvature dc area = 0.000 km2
1st-return RMSE, low-curvature areas = 0.180
95p = 0.373, 98p = 0.434, 99.5p = 0.463
BE RMSE = 1.656
95p = 3.506, 98p = 5.105, 99.5p = 7.747
4230715 unique returns and 0 duplicate returns
 
73656.6560366 1435275.65 545056.7 673.2 2 2 
73663.8598272 1436778.87 544253.98 600.79 1 1 
254.2866957
73918.1465229 1438269.77 544256.88 562.89 1 1 
73935.2189644 1435274.75 547055.51 722.28 2 2 
446.8390667
74382.0580311 1435271.91 547251.23 678.48 2 1 
74399.2554351 1438268.48 544256.46 583.1 1 1 
226.3196707
74625.5751058 1438269.84 545509.09 640.17 1 1 
74639.8743988 1435277.78 547250.9 725.69 2 1 
456.3456056
75096.2200044 1435270.62 547251.85 710.83 2 1 
75111.4067941 1438269.35 545146.7 605.69 2 1 
263.2111183
75374.6179124 1438269.7 546705.07 643.78 1 1 
75378.7192744 1437473.15 547251.88 637.53 2 1 
84373.1507746
159751.870049 1438268.11 547057.67 615.23 1 2 
159764.700457 1435316.16 547222.07 678.44 1 1 
501.63007
160266.330527 1435270.26 547250.65 706.27 1 1 
160282.215034 1438264.99 545207.23 625.87 2 1 
1084.924789
161367.139823 1438254.04 547200.85 585.04 1 1 
161381.185964 1435270.12 544256.11 818.16 1 1 
485.51183
161866.697794 1435270.23 546028.93 1004.19 2 1 
161880.765595 1438269.15 544255.59 561.58 2 1 
1021.71215
162902.477745 1435640.18 544254.05 720.97 1 1 
162903.843967 1435336.96 544264.26 851.23 2 1 
 
2105914 1st returns
2124801 2nd returns
0 3rd returns
0 4th returns
99665 ground returns
0 blunders

curvature versus slope
  n = 1375408 
  X=0, Y = 27.60 +/- 23.59 
  Weighted least-squares fit:  Y = 69.4 + 1.390 X  + -0.01370 X**2 
 
slope versus dZ, curvature < 5
  n = 16013 
 
  Weighted least-squares fit:  Y = 63.6 + -0.131 X  + 0.00141 X**2 
     at X = 100, Y = 64.5 
     effective RMSE xy = 17.4 
 
slope versus dZ, curvature < 15
  n = 65607 
 
  Weighted least-squares fit:  Y = 63.2 + -0.106 X  + 0.00149 X**2 
 
curvature versus dZ, slope < 10
  n = 9257 
  X=0, Y = 60.98 +/- 46.35 
  Weighted least-squares fit:  Y = 61.8 + -0.490 X  + 0.04193 X**2 
 
 
Number of samples 1399625
Max dz = 900
Mean dz = 70
RMS dz = 93.8882314244
100cm = 75.7365722962 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