Non-English Response Detection Method for Automated Proficiency Scoring System Su-Youn Yoon author Derrick Higgins author 2011-06 text Proceedings of the Sixth Workshop on Innovative Use of NLP for Building Educational Applications Joel Tetreault editor Jill Burstein editor Claudia Leacock editor Association for Computational Linguistics Portland, Oregon conference publication yoon-higgins-2011-non https://aclanthology.org/W11-1420/ 2011-06 161 169