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Wenchao Dong

2 accepted papers

2026

Characterizing AI Manipulation Risks in Brazilian YouTube Climate Discourse

AAAI 2026technical

Climate change poses a global threat to public health, food security, and economic stability. Addressing it requires evidence-based policies and a nuanced understanding of how the threat is perceived by the public, particularly within visual social media, where narratives quickly evolve through voic

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2025

Parallel Communities Across the Surface Web and the Dark Web

EMNLP 2025

Humans have an inherent need for community belongingness. This paper investigates this fundamental social motivation by compiling a large collection of parallel datasets comprising over 7 million posts and comments from Reddit and 200,000 posts and comments from Dread, a dark web discussion forum, c