ps4189 d:\northps\block123-14dec07\ps4189.txt 15 Dec 07 17:47:54 Saturday elapsed time 00:06:58 1445815 unique returns and 0 duplicate returns	Rectangular area = 0.875 km2 Data area = 0.873 km2 *percent double coverage = 71.445 **low-curvature dc area = 0.077 km2	details return classification P1 = 7.5 cm, P2 = 93.2 cm
1st-return consistency 1st-return RMSE, low-curvature areas = 0.353 95p = 0.668, 98p = 0.826, 99.5p = 1.073 consistency legend	Ground-return consistency BE RMSE = 1.051 95p = 2.250, 98p = 3.038, 99.5p = 4.380	1st-return density ground-return density density legend ratio ground returns     to 1st returns ratio legend