Affiliation: | 1. National Institute of Information and Communications Technology, 3-5 Hikaridai, Seika, Soraku, Kyoto, 619-0289Japan.komei.sugiura@nict.go.jp;3. National Institute of Information and Communications Technology, 3-5 Hikaridai, Seika, Soraku, Kyoto, 619-0289Japan.;4. KDDI R&5. D Laboratories, 2-1-15 Ohara, Fujimino, Saitama, 356-8502Japan. |