Learning a Large Scale of Ontology from Japanese Wikipedia 論文 Susumu Tamagawa・Shinya Sakurai・Takuya Tejima・Takeshi Morita・Noriaki Izumi・Takahira Yamaguchi ·2010-01-01 ·『Transactions of the Japanese Society for Artificial Intelligence』 25(5) pp. 623-636 doi:10.1527/tjsai.25.623