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I am a software engineer at CyberAgent, Inc.
I received a Master of Engineering from the Nara Institute of Science and Technology, and a Bachelor of Policy and Planning Sciences from the University of Tsukuba.
My interests include natural language processing (i.e., NLP) and machine learning operations (i.e., MLOps).
Work experience
Work experience
April 2023 – Present Software Engineer, CyberAgent, Inc.
March 2023 Machine Learning Engineer (Part-time), CyberAgent, Inc.
August 2022 – September 2022 Machine Learning Engineer (Part-time), CyberAgent, Inc.
April 2022 – March 2023 Research Assistant, Nara Institute of Science and Technology
September 2021 Internship, Nikkei, Inc.
June 2020 – September 2020 Research Assistant, University of Tsukuba
December 2018 – June 2020 Internship, SOFTBRAIN Co., Ltd.
Education
Education
March 2023 Master of Engineering, Nara Institute of Science and Technology
September 2020 Bachelor of Policy and Planning Sciences, University of Tsukuba
Publication
Publication
International Conferences / Workshops
International Conferences / Workshops
Aitaro Yamamoto, Hiroyuki Otomo, Hiroki Ouchi, Shohei Higashiyama, Hiroki Teranishi, Hiroyuki Shindo, and Taro Watanabe. Graph-Structured Trajectory Extraction from Travelogues. The 63rd Annual Meeting of the Association for Computational Linguistics (ACL 2025), Vienna, Austria, July 2025. (to appear)
Shohei Higashiyama, Hiroki Ouchi, Hiroki Teranishi, Hiroyuki Otomo, Yusuke Ide, Aitaro Yamamoto, Hiroyuki Shindo, Yuki Matsuda, Shoko Wakamiya, Naoya Inoue, Ikuya Yamada, and Taro Watanabe. Arukikata Travelogue Dataset with Geographic Entity Mention, Coreference, and Link Annotation. Findings of the Association for Computational Linguistics: EACL 2024, Malta, March 2024. [paper]
Preprints
Preprints
Aitaro Yamamoto, Hiroyuki Otomo, Hiroki Ouchi, Shohei Higashiyama, Hiroki Teranishi, Hiroyuki Shindo, and Taro Watanabe. Graph-Structured Trajectory Extraction from Travelogues. arXiv:2410.16633, Oct 2024. [paper]
Shohei Higashiyama, Hiroki Ouchi, Hiroki Teranishi, Hiroyuki Otomo, Yusuke Ide, Aitaro Yamamoto, Hiroyuki Shindo, Yuki Matsuda, Shoko Wakamiya, Naoya Inoue, Ikuya Yamada, and Taro Watanabe. Arukikata Travelogue Dataset with Geographic Entity Mention, Coreference, and Link Annotation. arXiv:2305.13844, May 2023. [paper]
Domestic Conferences / Workshops
Domestic Conferences / Workshops
山本和太郎, 大友寛之, 大内啓樹, 東山翔平, 寺西裕紀, 進藤裕之, 渡辺太郎. 移動軌跡解析：文章中の人物の地理的な移動を読み取る. 言語処理学会 第30回年次大会, Kobe/Online, March 2024. [paper]
東山翔平, 大内啓樹, 寺西裕紀, 大友寛之, 井手佑翼, 山本和太郎, 進藤裕之, 渡辺太郎. 日本語旅行記ジオパージングデータセット ATD-MCL. 言語処理学会 第30回年次大会, Kobe/Online, March 2024. [paper] [dataset]
村田栄樹, 大友寛之, 村上聡一朗, 本多右京, 舟久保弘明. 訴求軸を考慮したキーワードからの広告文生成. 言語処理学会 第30回年次大会, Kobe/Online, March 2024. [paper]
山本和太郎, 東山翔平, 大内啓樹, 大友寛之, 井手佑翼, 進藤裕之, 渡辺太郎. 移動軌跡可視化のための旅行記への訪問順序アノテーション. 2023年度人工知能学会全国大会（第37回）, Kumamoto/Online, June 2023. [paper]
大友寛之, 東山翔平, 大内啓樹, 山本和太郎, 井手佑翼, 進藤裕之, 渡辺太郎. 旅行記中の場所に対する訪問状態の予測. 言語処理学会 第29回年次大会, Okinawa/Online, March 2023. [paper]
久本空海, 西尾悟, 井口奏大, 古川泰人, 大友寛之, 東山翔平, 大内啓樹. 場所参照表現と位置情報を紐付けるジオコーディングの概観と発展に向けての考察. 言語処理学会 第29回年次大会, Okinawa/Online, March 2023. [paper]
大友寛之, 大内啓樹, 星野智紀, 井手佑翼, 渡辺太郎. 訪問場所表現グラウンディングのためのアノテーション. 言語処理学会 第28回年次大会, Online, March 2022. [paper]
Domestic Presentations
Domestic Presentations
山本和太郎, 東山翔平, 大友寛之, 大内啓樹, 渡辺太郎. 旅行者の移動軌跡を地図上に描くための訪問順序アノテーション. NLP若手の会 第17回シンポジウム, Online, August 2022.
Awards
Awards
First place at NLP 若手の会（YANS ）第16回シンポジウム ハッカソン. August 2021.
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