Brazilian Social Media Anti-vaccine Information Disorder Dataset - Telegram (2020-2025)
收藏资源简介:
该数据集由巴西坎皮纳斯州立大学等机构联合构建,收录2020至2025年间119个巴西反疫苗Telegram频道的近400万条帖子,包含文本内容、元数据及多媒体文件,数据总量达5.5TB。研究团队通过关键词检索和滚雪球抽样确定数据源,采用Telethon工具进行采集,并利用语言检测模型和大型语言模型进行数据标注。该资源旨在帮助分析疫苗错误信息的传播机制,支持公共卫生领域制定科学应对策略,推动疫苗接种信任重建。数据集严格遵循伦理准则,开放用于非商业研究。
This dataset was jointly developed by the University of Campinas (UNICAMP) in Brazil and other institutions. It contains nearly 4 million posts from 119 Brazilian anti-vaccine Telegram channels spanning from 2020 to 2025, including text content, metadata and multimedia files, with a total data volume of 5.5 TB. The research team identified data sources via keyword searches and snowball sampling, collected the data using the Telethon tool, and conducted data annotation with language detection models and large language models (LLMs). This resource aims to facilitate analysis of the dissemination mechanisms of vaccine misinformation, support the formulation of scientific response strategies in the public health domain, and promote the restoration of trust in vaccination. The dataset strictly adheres to ethical guidelines and is openly accessible for non-commercial research purposes.




