融合热点事件主题演化的民族文化扩散研究

[Purpose/significance] With the help of the information diffusion research method, this paper explores the evolution and diffusion rules of national culture in the social media hot events that integrate cultural content diffusion, so as to provide a new perspective for explaining the diffusion rules of national culture and promoting the diffusion of national culture. [Method/process] The text of "Dingzhen Event" published by weibo platform was taken as the data source. Based on the LDA theme model, national cultural symbol recognition and emotion analysis, an association network among the theme, national cultural symbol and emotional connection was constructed to restore the dynamic situation of ethnic cultural evolution and diffusion accompanied by the diffusion of different themes in hot events. By quantifying the influence of different users on the diffusion of national culture, the paper explored the relay process of national culture of different subjects in hot topics. [Result/conclusion] The results show that the analysis of the diffusion path rules of national culture in the context of social media from the two levels of the association network construction among the theme, national culture and emotional connection, and the influence of diffusion subjects can help humanists accurately grasp the details and dynamic interaction characteristics of cultural diffusion.