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J-GLOBAL ID：202001002265567788 Update date: Mar. 17, 2025

Hayashi Katsuhiko

ハヤシカツヒコ | Hayashi Katsuhiko

Affiliation and department：
Homepage URL (1)： https://nlp-hayashi.com/

Research keywords (3)： Natural Language Processing , Webインテリジェンス , Machine Learning

Research theme for competitive and other funds (10)：

2024 - 2027 記号のランダムベクトル化に基づく大規模マルチラベル深層学習法
2023 - 2026 漸進的な知識の拡張を行う汎用自然言語生成モデルの研究
2024 - 2025 日本電気株式会社共同研究
2021 - 2024 巨大知識グラフに対するクエリ検索の近似的な高速化
2019 - 2022 Development of Incremental Knowledge Acquisition in Dialogue Systems Based on Knowledge Model Generalization

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Papers (52)：

Shintaro Ozaki, Kazuki Hayashi, Yusuke Sakai, Hidetaka Kamigaito, Katsuhiko Hayashi, Taro Watanabe. Towards Cross-Lingual Explanation of Artwork in Large-scale Vision Language Models. 2025
Kazuma Onishi, Katsuhiko Hayashi. A Simple but Effective Closed-form Solution for Extreme Multi-label Learning. ECIR. 2025
Kazuki Hayashi, Kazuma Onishi, Yusuke Ide, Toma Suzuki, Seiji Gobara, Shigeki Saito, Yusuke Sakai, Hidetaka Kamigaito, Katsuhiko Hayashi, Taro Watanabe. Evaluating Image Review Ability of Vision Language Models. COLING. 2025
Takashi Harada, Takehiro Motomitsu, Katsuhiko Hayashi, Yusuke Sakai, Hidetaka Kamigaito. Can Impressions of Music be Extracted from Thumbnail Images?. ISMIR NLP4MusA. 2024
Xincan Feng, Hidetaka Kamigaito, Katsuhiko Hayashi, Taro Watanabe. Unified Interpretation of Smoothing Methods for Negative Sampling Loss Functions in Knowledge Graph Embedding. 2024

Books (1)：

Lectures and oral presentations (9)：

大規模マルチラベル分類学習のためのベクターシンボリックアーキテクチャ
(NAIST DSCセミナー招待講演 2023)
Distributed representations of compositional structures
(The 7th Workshop on SNL Invited Talk 2023)
知識グラフと分散表現
(みちのく情報伝達学セミナー招待講演 2019)
知識グラフと分散表現
(言語処理学会第25回年次大会チュートリアル講演 2019)
知識グラフのハミング空間への埋め込み
(2018)

Professional career (1)：

Work history (8)：

2024/04 - 現在 The University of Tokyo Graduate School of Arts and Sciences
2022/04 - 2024/03 Hokkaido University
2020/10 - 2022/03 Gunma University
2019/10 - 2020/09 The University of Tokyo The Graduate School of Information Science and Technology Department of Computer Science
2018/01 - 2019/09 Osaka University The Institute of Scientific and Industrial Research

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Committee career (9)：

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Awards (27)：

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Association Membership(s) (4)：

Association for Computational Linguistics , 情報処理学会 , 人工知能学会 , 言語処理学会

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