================================================== ps4481 d:\northps\block456-14jan08\ps4481.txt 17 Jan 08 01:26:28 Thursday elapsed time 00:03:41 Rectangular area = 0.875 km2 Data area = 0.667 km2 *percent double coverage = 0.684 **low-curvature dc area = 0.001 km2 1st-return RMSE, low-curvature areas = 1.079 95p = 1.973, 98p = 2.388, 99.5p = 2.820 BE RMSE = 0.866 95p = 1.704, 98p = 1.965, 99.5p = 2.394 312885 unique returns and 0 duplicate returns 68469.707707 1186527.59 555571.23 6.57 2 1 68481.0706707 1186684.74 553263.75 6.28 2 1 186557.884325 255038.954996 1188007.15 556246.73 4.7 1 2 255054.682214 1186274.6 553252.52 5.53 1 1 262.843018 255317.525232 1187601.88 553252.64 3.56 1 2 255332.289313 1187160.92 556251.9 4.47 1 2 287.296162 255619.585475 1189181.33 556237.51 3.06 1 1 255633.586252 1189069.73 553274.11 3.56 1 1 312266 1st returns 619 2nd returns 0 3rd returns 0 4th returns 159396 ground returns 0 blunders curvature versus slope n = 7508 X=0, Y = 13.15 +/- 7.31 Weighted least-squares fit: Y = 13.4 + 1.120 X + -0.02779 X**2 slope versus dZ, curvature < 5 n = 3069 Weighted least-squares fit: Y = 37.4 + -0.044 X + -0.00240 X**2 at X = 100, Y = 9.0 Bad fit. P2 = 0 slope versus dZ, curvature < 15 n = 5520 Weighted least-squares fit: Y = 37.3 + -0.001 X + -0.00246 X**2 curvature versus dZ, slope < 10 n = 3110 X=0, Y = 35.71 +/- 16.88 Weighted least-squares fit: Y = 35.3 + 2.082 X + -0.20260 X**2 Number of samples 7515 Max dz = 130 Mean dz = 32 RMS dz = 38.0788655293 100cm = 99.7737857618 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