@article{betterconversationsbymodelingfilteringan,
  title = {Better Conversations by Modeling,Filtering,and Optimizing for Coherence and Diversity},
  author = {Xinnuo Xu and Ondřej Dušek and Ioannis Konstas and Verena Rieser},
  year = {2018},
  eprint = {1809.06873},
  archivePrefix = {arXiv},
  url = {http://arxiv.org/abs/1809.06873v1},
}