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原文連結
論文資訊
- 類型：已發表論文
- 日期：2020-06-16
摘要
Astroturf, or the simulation of grass-roots consensus, is a common component of political propaganda on 社會 media. Previous research of Chinese propaganda has found a 複雜系統 of astroturf behind the Great Firewall, but we know little about the corresponding strategies overseas. Here we use 機器學習 to identify over 18,000 Chinese astroturf accounts, both human- and bot-run, that spread pro-state political propaganda on Twitter. In contrast to internal propaganda, these astroturf accounts focuses on internally-censored topics and is preoccupied with the character assassination of critics. Despite the resources spent on the task, the group is remarkably ineffective: content reaches very few people and results in no chilling effects. This study demonstrates the limitations of authoritarian government
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