共 42 条
- [31] Ramage D., 2009, P 2009 C EMPIRICAL M, V1, P248
- [32] Singh L, 2020, Arxiv, DOI arXiv:2003.13907
- [33] Sentiment in Short Strength Detection Informal Text [J]. JOURNAL OF THE AMERICAN SOCIETY FOR INFORMATION SCIENCE AND TECHNOLOGY, 2010, 61 (12): : 2544 - 2558
- [34] Vicinitas, 2018, Research on 100 Million Tweets: What It Means for Your Social Media Strategy for Twitter
- [35] Framing COVID-19: How we conceptualize and discuss the pandemic on Twitter [J]. PLOS ONE, 2020, 15 (09):
- [36] World Health Organization, WHO DIR GEN OP REM M
- [38] Public discourse and sentiment during the COVID 19 pandemic: Using Latent Dirichlet Allocation for topic modeling on Twitter [J]. PLOS ONE, 2020, 15 (09):