An Efficient Statistical Speech Act Type Tagging System for Speech Translation Systems Hideki Tanaka author Akio Yokoo author 1999-06 text Proceedings of the 37th Annual Meeting of the Association for Computational Linguistics Association for Computational Linguistics College Park, Maryland, USA conference publication tanaka-yokoo-1999-efficient 10.3115/1034678.1034738 https://aclanthology.org/P99-1049/ 1999-06 381 388