Variational Sequential Labelers for Semi-Supervised Learning Mingda Chen author Qingming Tang author Karen Livescu author Kevin Gimpel author 2018-oct-nov text Proceedings of the 2018 Conference on Empirical Methods in Natural Language Processing Ellen Riloff editor David Chiang editor Julia Hockenmaier editor Jun’ichi Tsujii editor Association for Computational Linguistics Brussels, Belgium conference publication chen-etal-2018-variational 10.18653/v1/D18-1020 https://aclanthology.org/D18-1020/ 2018-oct-nov 215 226