Ryuto Koike

14 papers A* 1Journal 10Unranked 3
YearRankTypeTitle / Venue / Authors
2026 J jnl
From Correspondence to Actions: Human-Like Multi-Image Spatial Reasoning in Multi-modal Large Language Models.
CoRR
Masanari Oi, Koki Maeda, Ryuto Koike, Daisuke Oba, Nakamasa Inoue, Naoaki Okazaki
2026 J jnl
On the Robustness of LLM-Generated Text Detection Against Instruction Diversity.
J. Nat. Lang. Process.
Ryuto Koike, Masahiro Kaneko, Naoaki Okazaki
2025 J jnl
ExaGPT: Example-Based Machine-Generated Text Detection for Human Interpretability.
CoRR
Ryuto Koike, Masahiro Kaneko, Ayana Niwa, Preslav Nakov, Naoaki Okazaki
2025 — conf
GenAI Content Detection Task 1: English and Multilingual Machine-Generated Text Detection: AI vs. Human.
COLING Workshops
Yuxia Wang, Artem Shelmanov, Jonibek Mansurov, Akim Tsvigun, Vladislav Mikhailov, Rui Xing, Zhuohan Xie, Jiahui Geng, Giovanni Puccetti, Ekaterina Artemova, Jinyan Su, Minh Ngoc Ta, Mervat Abassy, Kareem Ashraf Elozeiri, Saad El Dine Ahmed El Etter, Maiya Goloburda, Tarek Mahmoud, Raj Vardhan Tomar, Nurkhan Laiyk, Osama Mohammed Afzal, Ryuto Koike, Masahiro Kaneko, Alham Fikri Aji, Nizar Habash, Iryna Gurevych, Preslav Nakov
2025 J jnl
GenAI Content Detection Task 1: English and Multilingual Machine-Generated Text Detection: AI vs. Human.
CoRR
Yuxia Wang, Artem Shelmanov, Jonibek Mansurov, Akim Tsvigun, Vladislav Mikhailov, Rui Xing, Zhuohan Xie, Jiahui Geng, Giovanni Puccetti, Ekaterina Artemova, Jinyan Su, Minh Ngoc Ta, Mervat Abassy, Kareem Ashraf Elozeiri, Saad El Dine Ahmed El Etter, Maiya Goloburda, Tarek Mahmoud, Raj Vardhan Tomar, Nurkhan Laiyk, Osama Mohammed Afzal, Ryuto Koike, Masahiro Kaneko, Alham Fikri Aji, Nizar Habash, Iryna Gurevych, Preslav Nakov
2025 J jnl
Is Human-Like Text Liked by Humans? Multilingual Human Detection and Preference Against AI.
CoRR
Yuxia Wang, Rui Xing, Jonibek Mansurov, Giovanni Puccetti, Zhuohan Xie, Minh Ngoc Ta, Jiahui Geng, Jinyan Su, Mervat Abassy, Saad El Dine Ahmed, Kareem Ashraf Elozeiri, Nurkhan Laiyk, Maiya Goloburda, Tarek Mahmoud, Raj Vardhan Tomar, Alexander Aziz, Ryuto Koike, Masahiro Kaneko, Artem Shelmanov, Ekaterina Artemova, Vladislav Mikhailov, Akim Tsvigun, Alham Fikri Aji, Nizar Habash, Iryna Gurevych, Preslav Nakov
2025 J jnl
Likelihood-based Mitigation of Evaluation Bias in Large Language Models.
J. Nat. Lang. Process.
Masanari Ohi, Masahiro Kaneko, Ryuto Koike, Mengsay Loem, Naoaki Okazaki
2025 J jnl
Machine Text Detectors are Membership Inference Attacks.
CoRR
Ryuto Koike, Liam Dugan, Masahiro Kaneko, Chris Callison-Burch, Naoaki Okazaki
2024 — conf
How You Prompt Matters! Even Task-Oriented Constraints in Instructions Affect LLM-Generated Text Detection.
EMNLP (Findings)
Ryuto Koike, Masahiro Kaneko, Naoaki Okazaki
2024 — conf
Likelihood-based Mitigation of Evaluation Bias in Large Language Models.
ACL (Findings)
Masanari Ohi, Masahiro Kaneko, Ryuto Koike, Mengsay Loem, Naoaki Okazaki
2024 J jnl
Likelihood-based Mitigation of Evaluation Bias in Large Language Models.
CoRR
Masanari Ohi, Masahiro Kaneko, Ryuto Koike, Mengsay Loem, Naoaki Okazaki
2024 A* conf
OUTFOX: LLM-Generated Essay Detection Through In-Context Learning with Adversarially Generated Examples.
AAAI
Ryuto Koike, Masahiro Kaneko, Naoaki Okazaki
2023 J jnl
How You Prompt Matters! Even Task-Oriented Constraints in Instructions Affect LLM-Generated Text Detection.
CoRR
Ryuto Koike, Masahiro Kaneko, Naoaki Okazaki
2023 J jnl
OUTFOX: LLM-generated Essay Detection through In-context Learning with Adversarially Generated Examples.
CoRR
Ryuto Koike, Masahiro Kaneko, Naoaki Okazaki