Web information retrieval based on user operation on digital maps. - Ryoko Hiramoto; Kazutoshi Sumiya (GIS, 2006)

AWeb Search Method using User Operation on Digital Maps. - Ryoko Hiramoto; Kazutoshi Sumiya (MDM, 2006)

An Interval Ranking Method of Multimedia Presentation based on Relative Query Keyword Position. - Daisuke Kitayama; Youko Kitahata; Ryoko Hiramoto; Kazutoshi Sumiya (DEXA Workshops, 2007)

GeminiMap - Geographical Enhanced Map Interface for Navigation on the Internet. - Masayoshi Hirose; Ryoko Hiramoto; Kazutoshi Sumiya (W2GIS, 2007)