Hirokazu Kiyomaru

According to our database, Hirokazu Kiyomaru authored at least 16 papers between 2018 and 2026.

Collaborative distances:

• Dijkstra number of four.
• Erdős number of four.

2026

Demystifying Mixed Outcomes of Self-Training: Pre-training Analyses on Non-Toy LLMs.

Yusuke Nakamura, Hirokazu Kiyomaru, Chaoran Liu, Shuhei Kurita, Daisuke Kawahara

Proceedings of the Findings of the Association for Computational Linguistics: EACL 2026, 2026

Scaling Data-Constrained Language Models with Synthetic Data.

Hirokazu Kiyomaru, Yusuke Oda, Takashi Kodama, Chaoran Liu, Daisuke Kawahara

Proceedings of the Findings of the Association for Computational Linguistics: EACL 2026, 2026

2025

NLP2025 Workshop: Fine-Tuning and Evaluation for Large Language Models.

Tsuyoshi Okita, Satoru Katsumata, Keisuke Kamata, Hirokazu Kiyomaru, Takashi Kodama, Jun Suzuki, Kouta Nakayama, Namgi Han, Yusuke Miyao

J. Nat. Lang. Process., 2025

Optimizing Cost-Efficiency with LLM-Generated Training Data for Conversational Semantic Frame Analysis.

Shiho Matta, Yin Jou Huang, Fei Cheng, Hirokazu Kiyomaru, Yugo Murawaki

Proceedings of the 9th Joint SIGHUM Workshop on Computational Linguistics for Cultural Heritage, 2025

2024

Investigating Cost-Efficiency of LLM-Generated Training Data for Conversational Semantic Frame Analysis.

Shiho Matta, Yin Jou Huang, Fei Cheng, Hirokazu Kiyomaru, Yugo Murawaki

CoRR, 2024

LLM-jp: A Cross-organizational Project for the Research and Development of Fully Open Japanese LLMs.

Akiko Aizawa, Eiji Aramaki, Bowen Chen, Fei Cheng, Hiroyuki Deguchi, Rintaro Enomoto, Kazuki Fujii, Kensuke Fukumoto, Takuya Fukushima, Namgi Han, Yuto Harada, Chikara Hashimoto, Tatsuya Hiraoka, Shohei Hisada, Sosuke Hosokawa, Lu Jie, Keisuke Kamata, Teruhito Kanazawa, Hiroki Kanezashi, Hiroshi Kataoka, Satoru Katsumata, Daisuke Kawahara, Seiya Kawano, Atsushi Keyaki, Keisuke Kiryu, Hirokazu Kiyomaru, Takashi Kodama, Takahiro Kubo, Yohei Kuga, Ryoma Kumon, Shuhei Kurita, Sadao Kurohashi, Conglong Li, Taiki Maekawa, Hiroshi Matsuda, Yusuke Miyao, Kentaro Mizuki, Sakae Mizuki, Yugo Murawaki, Ryo Nakamura, Taishi Nakamura, Kouta Nakayama, Tomoka Nakazato, Takuro Niitsuma, Jiro Nishitoba, Yusuke Oda, Hayato Ogawa, Takumi Okamoto, Naoaki Okazaki, Yohei Oseki, Shintaro Ozaki, Koki Ryu, Rafal Rzepka, Keisuke Sakaguchi, Shota Sasaki, Satoshi Sekine, Kohei Suda, Saku Sugawara, Issa Sugiura, Hiroaki Sugiyama, Hisami Suzuki, Jun Suzuki, Toyotaro Suzumura, Kensuke Tachibana, Yu Takagi, Kyosuke Takami, Koichi Takeda, Masashi Takeshita, Masahiro Tanaka, Kenjiro Taura, Arseny Tolmachev, Nobuhiro Ueda, Zhen Wan, Shuntaro Yada, Sakiko Yahata, Yuya Yamamoto, Yusuke Yamauchi, Hitomi Yanaka, Rio Yokota, Koichiro Yoshino

CoRR, 2024

RecMind: Japanese Movie Recommendation Dialogue with Seeker's Internal State.

Takashi Kodama, Hirokazu Kiyomaru, Yin Jou Huang, Sadao Kurohashi

CoRR, 2024

A Comprehensive Analysis of Memorization in Large Language Models.

Hirokazu Kiyomaru, Issa Sugiura, Daisuke Kawahara, Sadao Kurohashi

Proceedings of the 17th International Natural Language Generation Conference, 2024

Abstractive Multi-Video Captioning: Benchmark Dataset Construction and Extensive Evaluation.

Rikito Takahashi, Hirokazu Kiyomaru, Chenhui Chu, Sadao Kurohashi

Proceedings of the 2024 Joint International Conference on Computational Linguistics, 2024

2023

KWJA: A Unified Japanese Analyzer Based on Foundation Models.

Nobuhiro Ueda, Kazumasa Omura, Takashi Kodama, Hirokazu Kiyomaru, Yugo Murawaki, Daisuke Kawahara, Sadao Kurohashi

Proceedings of the 61st Annual Meeting of the Association for Computational Linguistics (Volume 3: System Demonstrations), 2023

Is a Knowledge-based Response Engaging?: An Analysis on Knowledge-Grounded Dialogue with Information Source Annotation.

Takashi Kodama, Hirokazu Kiyomaru, Yin Jou Huang, Taro Okahisa, Sadao Kurohashi

Proceedings of the 61st Annual Meeting of the Association for Computational Linguistics (Volume 4: Student Research Workshop), 2023

MultiTool-CoT: GPT-3 Can Use Multiple External Tools with Chain of Thought Prompting.

Tatsuro Inaba, Hirokazu Kiyomaru, Fei Cheng, Sadao Kurohashi

Proceedings of the 61st Annual Meeting of the Association for Computational Linguistics (Volume 2: Short Papers), 2023

2022

Minimally-Supervised Joint Learning of Event Volitionality and Subject Animacy Classification.

Hirokazu Kiyomaru, Sadao Kurohashi

Proceedings of the Thirty-Sixth AAAI Conference on Artificial Intelligence, 2022

2021

Contextualized and Generalized Sentence Representations by Contrastive Self-Supervised Learning: A Case Study on Discourse Relation Analysis.

Hirokazu Kiyomaru, Sadao Kurohashi

Proceedings of the 2021 Conference of the North American Chapter of the Association for Computational Linguistics: Human Language Technologies, 2021

2020

A System for Worldwide COVID-19 Information Aggregation.

Akiko Aizawa, Frédéric Bergéron, Junjie Chen, Fei Cheng, Katsuhiko Hayashi, Kentaro Inui, Hiroyoshi Ito, Daisuke Kawahara, Masaru Kitsuregawa, Hirokazu Kiyomaru, Masaki Kobayashi, Takashi Kodama, Sadao Kurohashi, Qianying Liu, Masaki Matsubara, Yusuke Miyao, Atsuyuki Morishima, Yugo Murawaki, Kazumasa Omura, Haiyue Song, Eiichiro Sumita, Shinji Suzuki, Ribeka Tanaka, Yu Tanaka, Masashi Toyoda, Nobuhiro Ueda, Honai Ueoka, Masao Utiyama, Ying Zhong

Proceedings of the 1st Workshop on NLP for COVID-19@ EMNLP 2020, Online, December 2020, 2020

2018

Cross-lingual Knowledge Projection Using Machine Translation and Target-side Knowledge Base Completion.

Naoki Otani, Hirokazu Kiyomaru, Daisuke Kawahara, Sadao Kurohashi

Proceedings of the 27th International Conference on Computational Linguistics, 2018