On the Abstractiveness of Neural Document Summarization Fangfang Zhang author Jin-ge Yao author Rui Yan 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 zhang-etal-2018-abstractiveness 10.18653/v1/D18-1089 https://aclanthology.org/D18-1089/ 2018-oct-nov 785 790