================================================== ps1896 d:\northps\block456-14jan08\ps1896.txt 15 Jan 08 15:16:42 Tuesday elapsed time 00:09:33 Rectangular area = 0.875 km2 Data area = 0.858 km2 *percent double coverage = 99.505 **low-curvature dc area = 0.000 km2 1st-return RMSE, low-curvature areas = 1.033 95p = 1.960, 98p = 2.105, 99.5p = 2.402 BE RMSE = 2.165 95p = 4.239, 98p = 5.825, 99.5p = 8.754 1786622 unique returns and 0 duplicate returns 238902.410904 1459269.15 638434.72 1159.31 2 1 238916.273033 1456270.06 637267.18 875.91 2 2 535.337293 239451.610326 1456272.37 637254.74 879.33 2 1 239466.281156 1459268.87 639757.99 1858.35 2 1 381.647023 239847.928179 1459269.32 640233.69 1981.77 2 1 239863.683787 1456270.15 637279.69 887.55 2 1 516.195442 240379.879229 1456271.23 637964.2 904.76 2 1 240394.113991 1459264.82 640251.09 2040.21 2 1 888317 1st returns 898305 2nd returns 0 3rd returns 0 4th returns 88929 ground returns 0 blunders curvature versus slope n = 88259 X=0, Y = 50.53 +/- 36.91 Weighted least-squares fit: Y = 75.7 + 1.060 X + -0.01020 X**2 slope versus dZ, curvature < 5 n = 2601 Weighted least-squares fit: Y = 35.9 + 0.118 X + 0.00237 X**2 at X = 100, Y = 71.4 effective RMSE xy = 96.9 slope versus dZ, curvature < 15 n = 8827 Weighted least-squares fit: Y = 34.0 + 0.264 X + 0.00186 X**2 curvature versus dZ, slope < 10 n = 723 X=0, Y = 37.58 +/- 15.52 Weighted least-squares fit: Y = 38.0 + -1.431 X + 0.13905 X**2 Number of samples 89053 Max dz = 900 Mean dz = 89 RMS dz = 144.076368638 100cm = 69.5114145509 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