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Evaluation of the Optimal Topic Classification for Social Media Data Combined with Text Semantics: A Case Study of Public Opinion Analysis Related to COVID-19 with Microblogs.
Qin Liang
Chunchun Hu
Si Chen
Published in:
ISPRS Int. J. Geo Inf. (2021)
Keyphrases
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public opinion
social media
machine learning
social media data
information retrieval
semantic information
sentiment analysis
keywords
data analysis
topic detection