[1] Univ Hawaii Manoa, Dept Mech Engn, Honolulu, HI 96822 USA
[2] Woods Hole Oceanog Inst, Dept Appl Ocean Phys & Engn, Woods Hole, MA 02543 USA
[3] Hellen Minist Culture, Athens 10555, Greece
[4] Univ Michigan, Dept Naval Architecture & Marine Engn, Ann Arbor, MI 48109 USA
[5] Univ Girona, Dept Comp Engn, Girona 17071, Spain
[6] MIT, Dept Aeronaut & Astronaut, Program Sci Technol & Soc, Cambridge, MA 02139 USA
[7] Univ Rhode Isl, Dept Oceanog, Narragansett, RI 02882 USA
[8] Hellen Ctr Marine Res, Inst Oceanog, Anavyssos 19013, Greece