[Research purpose]Risk communication research based on both the official and public perspectives can remedy the problem of single perspective of existing research and reflect the essence of“communication”.[Research method]Taking the COVID-19 epidemic as a case study,text mining and topic modeling methods were used to analyze the discourse of reports and public comments on the People's Daily microblog account@thePeople'sDaily.[Research conclusion]The two discourse fields show a balanced two-way influence,demonstrating the interaction pattern o...