================================================== ps0769 d:\northps\block123-14dec07\ps0769.txt 14 Dec 07 20:00:35 Friday elapsed time 00:06:36 Rectangular area = 0.875 km2 Data area = 0.874 km2 *percent double coverage = 36.067 **low-curvature dc area = 0.223 km2 1st-return RMSE, low-curvature areas = 0.174 95p = 0.328, 98p = 0.409, 99.5p = 0.586 BE RMSE = 0.434 95p = 0.713, 98p = 1.547, 99.5p = 2.578 1188753 unique returns and 0 duplicate returns 494803.826574 1263139.04 703251.96 67.4 1 10 494822.320324 1261274.58 700253.24 82.75 1 2 1020.634358 495842.954682 1261801.58 700252.18 88.05 1 10 495858.973277 1264267.64 703251.81 68.48 1 2 1128.713318 496987.686595 1264269.76 701690.78 77.32 1 10 496995.22601 1264128.43 700252.0 155.89 1 10 1179471 1st returns 8015 2nd returns 1178 3rd returns 89 4th returns 541554 ground returns 0 blunders curvature versus slope n = 501412 X=0, Y = 5.48 +/- 3.84 Weighted least-squares fit: Y = 7.3 + 5.178 X + -0.09541 X**2 slope versus dZ, curvature < 5 n = 341841 X=0, Y = 4.33 +/- 2.73 Weighted least-squares fit: Y = 2.5 + 0.588 X + -0.00191 X**2 at X = 100, Y = 42.2 effective RMSE xy = 66.1 slope versus dZ, curvature < 15 n = 386645 X=0, Y = 4.56 +/- 2.88 Weighted least-squares fit: Y = 2.7 + 0.606 X + -0.00151 X**2 curvature versus dZ, slope < 10 n = 361707 X=0, Y = 4.37 +/- 2.79 Weighted least-squares fit: Y = 3.4 + 2.301 X + -0.03128 X**2 Number of samples 509865 Max dz = 400 Mean dz = 12 RMS dz = 26.3628526529 100cm = 98.0741961107 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