QA System Metis Based on Web Searching and Semantic Graph Matching. - Dongli Han; Yuhei Kato; Kazuaki Takehara; Tetsuya Yamamoto; Kazunori Sugimura; Minoru Harada (IIP, 2006)

QA System Metis Based on Semantic Graph Matching at NTCIR 6. - Minoru Harada; Yuhei Kato; Kazuaki Takehara; Masatsuna Kawamata; Kazunori Sugimura; Junichi Kawaguchi (NTCIR, 2007)