Tanaka, Koichi

4 publications

ICLR 2026 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 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

ICMLW 2024 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

CVPR 2000 A Parametric Template Method and Its Application to Robust Matching Koichi Tanaka, Mutsuo Sano, Shuichi Ohara, Masashi Okudaira