Active Learning for Efficient Partial Improvement of Learning to Rank. - Koki Shibata; Makoto P. Kato (ICADL, 2022)

How do different tokenizers perform on downstream tasks in scriptio continua languages?: A case study in Japanese. - Takuro Fujii; Koki Shibata; Atsuki Yamaguchi; Terufumi Morishita; Yasuhiro Sogawa (ACL (student), 2023)

Computing Longest Common Subsequence under Cartesian-Tree Matching Model. - Taketo Tsujimoto; Koki Shibata; Takuya Mieno; Yuto Nakashima 001; Shunsuke Inenaga (CoRR, 2024)

Bayesian Neural Network Realization by Random Telegraph Noise in 40nm TaOX ReRAM CiM. - Junnosuke Furukawa; Koki Shibata; Kenshin Yamauchi; Naoko Misawa; Satoshi Awamura; Chihiro Matsui; Ken Takeuchi (IMW, 2025)

Edge Server Placement and Task Allocation for Maximum Delay Reduction. - Koki Shibata; Sumiko Miyata (IEEE Open J. Commun. Soc., 2025)