Incorporating place name extents into geo-ir ranking. - Hiroyuki Toda; Norihito Yasuda; Yumiko Matsuura; Ryoji Kataoka (CIKM, 2008)

Improving Mobile Web-IR Using Access Concentration Sites in Search Results. - Masaya Murata; Hiroyuki Toda; Yumiko Matsuura; Ryoji Kataoka (WISE, 2008)

Geographic information retrieval to suit immediate surroundings. - Hiroyuki Toda; Norihito Yasuda; Yumiko Matsuura; Ryoji Kataoka (GIS, 2009)

Query-page intention matching using clicked titles and snippets to boost search rankings. - Masaya Murata; Hiroyuki Toda; Yumiko Matsuura; Ryoji Kataoka (JCDL, 2009)

Access concentration detection in click logs to improve mobile Web-IR. - Masaya Murata; Hiroyuki Toda; Yumiko Matsuura; Ryoji Kataoka (Inf. Sci., 2009)

Detecting periodic changes in search intentions in a search engine. - Masaya Murata; Hiroyuki Toda; Yumiko Matsuura; Ryoji Kataoka; Takayoshi Mochizuki (CIKM, 2010)

Impression Evaluation of Presentation by a Communication Robot in an Actual Exhibition. - Mitsuhiro Goto; Masanori Yokoyama; Yumiko Matsuura (HRI (Companion), 2020)