Feasibility of Human-in-the-loop Minimum Error Rate Training Omar F Zaidan author Chris Callison-Burch author 2009-08 text Proceedings of the 2009 Conference on Empirical Methods in Natural Language Processing Philipp Koehn editor Rada Mihalcea editor Association for Computational Linguistics Singapore conference publication zaidan-callison-burch-2009-feasibility https://aclanthology.org/D09-1006/ 2009-08 52 61