@inproceedings{tanaka-yokoo-1999-efficient, title = "An Efficient Statistical Speech Act Type Tagging System for Speech Translation Systems", author = "Tanaka, Hideki and Yokoo, Akio", booktitle = "Proceedings of the 37th Annual Meeting of the Association for Computational Linguistics", month = jun, year = "1999", address = "College Park, Maryland, USA", publisher = "Association for Computational Linguistics", url = "https://preview.aclanthology.org/jlcl-multiple-ingestion/P99-1049/", doi = "10.3115/1034678.1034738", pages = "381--388" }