Los puntos clave no están disponibles para este artículo en este momento.
Shengli Sun, Qingfeng Sun, Kevin Zhou, Tengchao Lv. Proceedings of the 2019 Conference on Empirical Methods in Natural Language Processing and the 9th International Joint Conference on Natural Language Processing (EMNLP-IJCNLP). 2019.
Sun et al. (Tue,) studied this question.