Multi-stage Internet public opinion risk grading analysis of public health emergencies: An empirical study on Microblog in COVID-19

作者：

Highlights：

• Risk grading of Internet public opinion is conducted in the context of COVID-19.

• A multi-stage Internet public opinion grading risk evaluation model is established.

• AHPSort II-SW method is proposed to grade the risk levels.

• Effectiveness of the method is verified by empirical analysis of Microblog.

摘要

•Risk grading of Internet public opinion is conducted in the context of COVID-19.•A multi-stage Internet public opinion grading risk evaluation model is established.•AHPSort II-SW method is proposed to grade the risk levels.•Effectiveness of the method is verified by empirical analysis of Microblog.

论文关键词：Internet public opinion,Risk grading,Public health emergencies,COVID-19,MCDM,AHPSort II-SW

论文评审过程：Received 19 June 2021, Revised 11 September 2021, Accepted 15 October 2021, Available online 26 October 2021, Version of Record 30 October 2021.

论文官网地址：https://doi.org/10.1016/j.ipm.2021.102796