@misc{lan2019when,
  title={When to Talk: Chatbot Controls the Timing of Talking during Multi-turn Open-domain Dialogue Generation},
  author={Tian Lan and Xianling Mao and Heyan Huang and Wei Wei},
  year={2019},
  eprint={1912.09879},
  archivePrefix={arXiv},
  primaryClass={cs.CL},
  url={https://arxiv.org/abs/1912.09879}
}