11:30 AM - 11:45 AM
*Toshihiro YAHAGI1, Kohei MIYAGAWA1, Satoshi KAWAMOTO1, Kennichi OSHIMA1, Kazunori YAMAGUCHI1, Hiroki MURAMATSU1, Yusaku OHTA2, Tomotsugu DEMACHI2, Satoshi MIURA2, Ryota HINO2, Yuichi SAIDA3, Yuki DOUKE3 (1.Geospatial Information Authority of Japan, 2.Graduate School of Science, Tohoku University, 3.Hitachi Zosen Corporation)