Shingo Takamatsu author Issei Sato author Hiroshi Nakagawa author 2012-07 text Haizhou Li editor Chin-Yew Lin editor Miles Osborne editor Gary Geunbae Lee editor Jong C Park editor Association for Computational Linguistics Jeju Island, Korea conference publication takamatsu-etal-2012-reducing https://aclanthology.org/P12-1076/ 2012-07 721 729