Social media warfare: investigating human-bot engagement in English, Japanese and German during the Russo-Ukrainian war on Twitter and Reddit

Abstract The Russo-Ukrainian War represents a significant contemporary conflict between two global powers, yet the dynamics of human-bot engagement during this conflict, particularly on social media platforms like Twitter and Reddit, remain underexplored. Existing literature has not adequately addre...

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Main Authors: Wentao Xu, Kazutoshi Sasahara, Jianxun Chu, Bin Wang, Wenlu Fan, Zhiwen Hu
Format: Article
Language:English
Published: SpringerOpen 2025-02-01
Series:EPJ Data Science
Subjects:
Online Access:https://doi.org/10.1140/epjds/s13688-025-00528-y
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author Wentao Xu
Kazutoshi Sasahara
Jianxun Chu
Bin Wang
Wenlu Fan
Zhiwen Hu
author_facet Wentao Xu
Kazutoshi Sasahara
Jianxun Chu
Bin Wang
Wenlu Fan
Zhiwen Hu
author_sort Wentao Xu
collection DOAJ
description Abstract The Russo-Ukrainian War represents a significant contemporary conflict between two global powers, yet the dynamics of human-bot engagement during this conflict, particularly on social media platforms like Twitter and Reddit, remain underexplored. Existing literature has not adequately addressed how bots and humans interact differently across languages within this geopolitical discourse, nor how these interactions influence the broader narrative. This gap is crucial because understanding these dynamics can reveal how social media is weaponized in modern warfare, influencing public opinion and the course of the conflict. To address this gap, we conducted a comparative analysis of human-bot engagement by examining a longitudinal dataset of tweets and comments related to the Bucha unlawful killings, focusing on three languages: English, Japanese, and German. Our study utilized interlanguage toxicity profiling and network analysis to uncover the temporal trajectories of pro-Russian and pro-Ukrainian actors across these platforms. The analysis of over 20 million tweets and 1 million Reddit comments revealed that bots predominantly operated on Twitter (X), while human users were more active on Reddit. Moreover, we found that English content demonstrated Granger causality with cascade size and depth in minor languages like Japanese and German (p < 0.05), with temporal correlations between human and bot posting frequencies significantly heightening toxicity in English compared to the other languages. These findings not only illuminate the specific behaviors of humans and bots in the early stages of the Russo-Ukrainian War but also provide broader insights into the role of language and platform in social media warfare. By elucidating these network dynamics, our study contributes to a deeper understanding of how digital platforms can be manipulated in geopolitical conflicts, offering critical perspectives for future research and policy-making.
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spelling doaj-art-8ba13d69632c4502a81e12e82e0835362025-02-09T12:24:52ZengSpringerOpenEPJ Data Science2193-11272025-02-0114112210.1140/epjds/s13688-025-00528-ySocial media warfare: investigating human-bot engagement in English, Japanese and German during the Russo-Ukrainian war on Twitter and RedditWentao Xu0Kazutoshi Sasahara1Jianxun Chu2Bin Wang3Wenlu Fan4Zhiwen Hu5Department of Science and Technology of Communication, University of Science and Technology of ChinaSchool of Environment and Society, Tokyo TechDepartment of Science and Technology of Communication, University of Science and Technology of ChinaHangzhou Zhuoyin Education Sci. & Tech. Co. LtdDepartment of Science and Technology of Communication, University of Science and Technology of ChinaSchool of Computer Science and Technology, Zhejiang Gongshang UniversityAbstract The Russo-Ukrainian War represents a significant contemporary conflict between two global powers, yet the dynamics of human-bot engagement during this conflict, particularly on social media platforms like Twitter and Reddit, remain underexplored. Existing literature has not adequately addressed how bots and humans interact differently across languages within this geopolitical discourse, nor how these interactions influence the broader narrative. This gap is crucial because understanding these dynamics can reveal how social media is weaponized in modern warfare, influencing public opinion and the course of the conflict. To address this gap, we conducted a comparative analysis of human-bot engagement by examining a longitudinal dataset of tweets and comments related to the Bucha unlawful killings, focusing on three languages: English, Japanese, and German. Our study utilized interlanguage toxicity profiling and network analysis to uncover the temporal trajectories of pro-Russian and pro-Ukrainian actors across these platforms. The analysis of over 20 million tweets and 1 million Reddit comments revealed that bots predominantly operated on Twitter (X), while human users were more active on Reddit. Moreover, we found that English content demonstrated Granger causality with cascade size and depth in minor languages like Japanese and German (p < 0.05), with temporal correlations between human and bot posting frequencies significantly heightening toxicity in English compared to the other languages. These findings not only illuminate the specific behaviors of humans and bots in the early stages of the Russo-Ukrainian War but also provide broader insights into the role of language and platform in social media warfare. By elucidating these network dynamics, our study contributes to a deeper understanding of how digital platforms can be manipulated in geopolitical conflicts, offering critical perspectives for future research and policy-making.https://doi.org/10.1140/epjds/s13688-025-00528-yHuman-computer interactionLanguage toxicitySocial networkSocial media warfareMultilingual platforms
spellingShingle Wentao Xu
Kazutoshi Sasahara
Jianxun Chu
Bin Wang
Wenlu Fan
Zhiwen Hu
Social media warfare: investigating human-bot engagement in English, Japanese and German during the Russo-Ukrainian war on Twitter and Reddit
EPJ Data Science
Human-computer interaction
Language toxicity
Social network
Social media warfare
Multilingual platforms
title Social media warfare: investigating human-bot engagement in English, Japanese and German during the Russo-Ukrainian war on Twitter and Reddit
title_full Social media warfare: investigating human-bot engagement in English, Japanese and German during the Russo-Ukrainian war on Twitter and Reddit
title_fullStr Social media warfare: investigating human-bot engagement in English, Japanese and German during the Russo-Ukrainian war on Twitter and Reddit
title_full_unstemmed Social media warfare: investigating human-bot engagement in English, Japanese and German during the Russo-Ukrainian war on Twitter and Reddit
title_short Social media warfare: investigating human-bot engagement in English, Japanese and German during the Russo-Ukrainian war on Twitter and Reddit
title_sort social media warfare investigating human bot engagement in english japanese and german during the russo ukrainian war on twitter and reddit
topic Human-computer interaction
Language toxicity
Social network
Social media warfare
Multilingual platforms
url https://doi.org/10.1140/epjds/s13688-025-00528-y
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