@inproceedings{CTT100814129,
  author = {Yuta Saito and Suguru  Yaginuma and Yuta Nishino and Hayato Sakata and Kazuhide Nakata},
  title = {Unbiased Recommender Learning from Missing-Not-At-Random Implicit Feedback},
  booktitle = {Proceedings of  The 13th ACM International WSDM Conference},
  year = 2020,
}