Improved Neural Machine Translation using Side Information Cong Duy Vu Hoang author Gholamreza Haffari author Trevor Cohn author 2018-12 text Proceedings of the Australasian Language Technology Association Workshop 2018 Sunghwan Mac Kim editor Xiuzhen (Jenny) Zhang editor Dunedin, New Zealand conference publication hoang-etal-2018-improved https://aclanthology.org/U18-1001/ 2018-12 6 16