This article aims to discover key users in public health emergencies and explore their public
opinion evolution patterns, thus providing theoretical support for the establishment of a clear …

The information propagation of emergencies in social networks is often accompanied by the
dissemination of the topic and emotion. As a virtual sensor of public emergencies, social …

At present, social media have become the main media of network public opinion (PO)
dissemination. By analyzing the trend of emotional development in public emergencies, we …

Objective To explore the different processes of the themes and emotional evolution of
various stakeholders in the network public opinion of sudden public health emergencies at …

In this paper, the Foxconn epidemic event in Zhengzhou was taken as an example to
analyze the evolution of online public opinion on public health emergencies. In order to …

Infectious diseases can cause a sudden and serious spread of public opinion, making it a
popular topic for analysis. However, current research on public sentiment mostly relies on …

Purpose Microblogging is an important channel used to disseminate online public opinion
during an emergency. Analyzing the features and evolution mechanism of online public …

Internet public opinion is a complex and changeable system, and its trend development is
characterized by explosive, evolutionary uncertainty, concealment and interactivity due to …

Under Omni-media environment, Online Social Networks (OSN) have gradually become the
most momentous platform for information propagation. Considering the interaction and …

The main purpose of this study is to investigate what topic indicators correlate with public
sentiment during “coronavirus disease 2019 (COVID-19) epidemic” and which indicators …