Auditing the impact of social media’s policy shift on anti-vaccine discourse: A large language model-driven empirical study
Fig 2
Temporal trends in vaccine stance tweets by tweet type.
These three subplots illustrate vaccine stance trends across original tweets (TW), retweets (RT), and quote tweets (QT). The dashed line represents the policy change date. The y-axis shows the percentage of each stance category within each tweet type.