2022

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Doubly Robust Off-Policy Evaluation for Ranking Policies under the Cascade Behavior Model
Haruka Kiyohara | Yuta Saito | Tatsuya Matsuhiro | Yusuke Narita | Nobuyuki Shimizu | Yasuo Yamamoto
WSDM '22: The Fifteenth ACM International Conference on Web Search and Data Mining, Virtual Event / Tempe, AZ, USA, February 21 - 25, 2022

2021

doi dblp
Efficient Hyperparameter Optimization under Multi-Source Covariate Shift
Masahiro Nomura | Yuta Saito
CIKM '21: The 30th ACM International Conference on Information and Knowledge Management, Virtual Event, Queensland, Australia, November 1 - 5, 2021

2020

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Unbiased Recommender Learning from Missing-Not-At-Random Implicit Feedback
Yuta Saito | Suguru Yaginuma | Yuta Nishino | Hayato Sakata | Kazuhide Nakata
WSDM '20: The Thirteenth ACM International Conference on Web Search and Data Mining, Houston, TX, USA, February 3-7, 2020

doi dblp
Unbiased Pairwise Learning from Biased Implicit Feedback
Yuta Saito
ICTIR '20: The 2020 ACM SIGIR International Conference on the Theory of Information Retrieval, Virtual Event, Norway, September 14-17, 2020

doi dblp
Dual Learning Algorithm for Delayed Conversions
Yuta Saito | Gota Morishita | Shota Yasui
Proceedings of the 43rd International ACM SIGIR conference on research and development in Information Retrieval, SIGIR 2020, Virtual Event, China, July 25-30, 2020

doi dblp
Asymmetric Tri-training for Debiasing Missing-Not-At-Random Explicit Feedback
Yuta Saito
Proceedings of the 43rd International ACM SIGIR conference on research and development in Information Retrieval, SIGIR 2020, Virtual Event, China, July 25-30, 2020

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