A k-Nearest Neighbor Approach towards Multi-level Sequence Labeling Yue Chen author John Chen author 2019-06 text Proceedings of the 2019 Conference of the North American Chapter of the Association for Computational Linguistics: Human Language Technologies, Volume 2 (Industry Papers) Anastassia Loukina editor Michelle Morales editor Rohit Kumar editor Association for Computational Linguistics Minneapolis, Minnesota conference publication chen-chen-2019-k 10.18653/v1/N19-2019 https://aclanthology.org/N19-2019/ 2019-06 149 156