Evolutionary Simulation of Online Public Opinion Based on the BERT-LDA Model under COVID-19
Zhuang Muni, Li Yong, Tan Xu, Mao Taitian, Lan Kaicheng, Xing Lining
Journal of System Simulation . 2021, (1): 24 -36 .  DOI: 10.16182/j.issn1004731x.joss.20-0690

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