Rchr
J-GLOBAL ID：202401010637402260
Update date: Jun. 02, 2024
Usui Shohei
ウスイ ショウヘイ | Usui Shohei
Affiliation and department：
Job title：
Lead AI Engineer
Research field (2)：
Intelligent informatics
, Statistical science
Research keywords (8)：
Retrieval-Augmented Generation
, Large Langage Model
, NLP
, Multi-agent simulation
, Information Diffusion
, 情報の分断
, ソーシャルメディア
, 複雑ネットワーク
Research theme for competitive and other funds (1)：
- 2018 - 2019 情報過多社会を整理する~情報の質の定義~
Papers (5)：
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Shohei Usui, Fujio Toriumi, Takatsugu Hirayama, Yu Enokibori, Kenji Mase. Why Did False Rumors Diffuse after the 2011 Earthquake off the Pacific Coast of Tohoku? Impact Analysis of the Network Structure. ELECTRONICS AND COMMUNICATIONS IN JAPAN. 2015. 98. 9. 1-13
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臼井 翔平, 鳥海 不二夫, 平山 高嗣, 間瀬 健二. 有向ネットワークの構造が情報拡散に与える影響の分析. 人工知能学会全国大会論文集. 2014. JSAI2014. 2J4OS16a4i-2J4OS16a4i
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Shohei Usui, Fujio Toriumi, Masato Matsuo, Takatsugu Hirayama, Kenji Mase. Greedy network growth model of social network service. Journal of Advanced Computational Intelligence and Intelligent Informatics. 2014. 18. 4. 590-597
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臼井 翔平, 鳥海 不二夫, 平山 高嗣, 間瀬 健二. 震災における情報拡散ネットワークの評価及び分析. 人工知能学会第二種研究会資料. 2013. 2013. SAI-017. 01
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Shohei Usui, Fujio Toriumi, Takatsugu Hirayama, Kenji Mase. Analysis of Influential Features for Information Diffusion. 2013 International Conference on Social Computing. 2013
Books (1)：
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パワー・オブ・ネットワーク: 人々をつなぎ社会を動かす6つの原則
森北出版 2018 ISBN:4627818114
Lectures and oral presentations (6)：
-
Statistical Analysis of Information Spreading on Arbitary Networks
(NetSciX2016 2016)
-
Analysis of Information Diffusion Focusing on Directed Network
(NetSci2014 2014)
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Analysis of information diffusion on directed networks
(The Sixth International Workshop on Emergent Intelligence on networked Agents (WEIN'2014) 2014)
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情報拡散に関するネットワーク構造要素の分析
(第10 回ネットワーク生態学研究会シンポジウム (NetEco2013) 2013)
-
Proposal for a generalized Network Growth Model of Social Network Service
(The Fifth International Workshop on Emergent Intelligence on networked Agents (WEIN'2013) 2013)
ｍore...
Education (3)：
- 2014 - 2017 The University of Tokyo The Graduate School of Engineering Department of System Innovation
- 2012 - 2014 Nagoya University Graduate School of Informatics Department of Systems and Social Informatics
- 2008 - 2012 Nagoya University School of Engineering Electrical and Electronic Engineering and Information Engineering
Work history (4)：
- 2023/01 - 現在 ELYZA inc.
- 2019/04 - 2023/01 Sansan inc.
- 2017/04 - 2019/03 Research Center for Advanced Science and Technology, The University of Tokyo Assistant Professor
- 2016/04 - 2017/03 Japan Society for the Promotion of Science
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