A Novel Machine Learning Framework for Comparison of Viral COVID-19–Related Sina Weibo and Twitter Posts: Workflow Development and Content Analysis

Shi Chen   ^{1, 2} , PhD ;   Lina Zhou   ³ , PhD ;   Yunya Song   ⁴ , PhD ;   Qian Xu   ⁵ , PhD ;   Ping Wang   ⁶ , MSc ;   Kanlun Wang   ³ , MSc ;   Yaorong Ge   ⁷ , PhD ;   Daniel Janies   ⁸ , PhD

¹ Department of Public Health Sciences, University of North Carolina at Charlotte, Charlotte, NC, United States

² School of Data Science, University of North Carolina at Charlotte, Charlotte, NC, United States

³ School of Business, University of North Carolina at Charlotte, Charlotte, NC, United States

⁴ Department of Journalism, Hong Kong Baptist University, Hong Kong, China (Hong Kong)

⁵ School of Communications, Elon University, Elon, NC, United States

⁶ Department of Medical Informatics, School of Public Health, Jilin University, Jilin, China

⁷ Department of Software and Information System, University of North Carolina at Charlotte, Charlotte, NC, United States

⁸ Department of Bioinformatics and Genomics, University of North Carolina at Charlotte, Charlotte, NC, United States