Author

Masashi Toyoda

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Preprint Sep 2026

Crude, Commercial, and Self-Referential: Chinese-Language Coordinated Activity in Japanese-Language X

Malicious coordination has long been regarded as a principal source of information ecosystem pollution. Here, we focus on crude, text-repetition-based coordination. As the demand for mitigating its dissemination has grown, scholars have studied such coordination, focusing especially on bot detection. Few studies, howev...

Kei Ichikawa, Bruno T. Sugano, Genta Toya et al. · 0 citations

Preprint Sep 2026

Uncovering Non-Normality in Information Flow: Network Structure and Dynamics of Social Media Cascades

Information cascades on social media are conventionally conceptualized as directed, feedforward branching processes. However, real-world diffusion pathways frequently deviate from pure hierarchical trees due to localized clustering, reciprocal commentary, and multi-wave temporal surges. In this work, we quantify the di...

Qian-Yun Wu, Bruno T. Sugano, Genta Toya et al. · 0 citations