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Koichi Tanaka

  • Joined May 2024

Names

Koichi Tanaka (Preferred)
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Emails

****@keio.jp (Confirmed)
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Personal Links

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Career & Education History

Undergrad student
Dept. of Electronics and Electrical Engineering, Keio University, Tokyo Institute of Technology (keio.jp)
2021 – 2025
 
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Advisors, Relations & Conflicts

No relations added

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Expertise

off-policy evaluation, off-policy learning
Present
 
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Publications

  • Beyond Match Maximization and Fairness: Retention-Optimized Two-Sided Matching

    Ren Kishimoto, Rikiya Takehi, Koichi Tanaka, Yoji Tomita, Masahiro Nomura, Riku Togashi, Yuta Saito
    • ICLR 2026 Poster
    • Readers: Everyone
  • Off-Policy Evaluation for Ranking Policies under Deterministic Logging Policies

    Koichi Tanaka, Kazuki Kawamura, Takanori Muroi, Yusuke Narita, Yuki Sasamoto, Kei Tateno, Takuma Udagawa, Wei-Wei Du, Yuta Saito
    • ICLR 2026 Poster
    • Readers: Everyone
  • Efficient Offline Learning of Ranking Policies via Top-$k$ Policy Decomposition

    Ren Kishimoto, Koichi Tanaka, Haruka Kiyohara, Yusuke Narita, Nobuyuki Shimizu, Yasuo Yamamoto, Yuta Saito
    • ARLET 2024 Poster
    • Readers: Everyone

Co-Authors

  • Haruka Kiyohara
  • Kazuki Kawamura
  • Kei Tateno
  • Masahiro Nomura
  • Nobuyuki Shimizu
  • Ren Kishimoto
  • Rikiya Takehi
  • Riku Togashi
  • Takanori Muroi
  • Takuma Udagawa
  • Wei-Wei Du
  • Yasuo Yamamoto
  • Yoji Tomita
  • Yuki Sasamoto
  • Yusuke Narita
  • Yuta Saito
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