Efficient language model development for spoken dialogue recognition and its evaluation on operator’s speech at call centers Kiyokazu Miki author Kaichiro Hatazaki author Hiroaki Hattori author 2006-11 text Proceedings of the 20th Pacific Asia Conference on Language, Information and Computation Tsinghua University Press Huazhong Normal University, Wuhan, China conference publication miki-etal-2006-efficient http://hdl.handle.net/2065/29078 https://aclanthology.org/Y06-1011/ 2006-11 80 86