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cs.SI2026
Uncovering Non-Normality in Information Flow: Network Structure and Dynamics of Social Media Cascades
Qianyun Wu, Bruno T. Sugano, Genta Toya +5
Information cascades on social media are conventionally conceptualized as directed, feedforward branching processes. However, real-world diffusion pathways frequently deviate from…
cs.SI2025
Linking Opinion Dynamics and Emotional Expression in Online Communities: A Case Study of COVID-19 Vaccination Discourse in Japan
Qianyun Wu, Yukie Sano, Hideki Takayasu +1
Social media discourse on COVID-19 vaccination provides a valuable context for studying opinion formation, emotional expression, and social influence during a global crisis. While…
cs.SI2025
Stable Emotional Co-occurrence Patterns Revealed by Network Analysis of Social Media
Qianyun Wu, Orr Levy, Yoed N. Kenett +4
Examining emotion interactions as an emotion network in social media offers key insights into human psychology, yet few studies have explored how fluctuations in such emotion netwo…