关键词: 观点演化, 关系度, 关系Hegselmann-Krause模型, 观点领袖

Abstract: In view of the problem that lacked of the consideration of interpersonal relationship in the traditional continuous opinion evolution mode. This paper developes a relationship Hegselmann-Krause model to study the effects of relationship degree to the convergence time, and view cluster of the group opinions as well as the role of the relationship degree between two opinion leaders with opposite views and their supporters. The studying results show that the existence of the relationship in the group is benefit to the consensus of group opinion and shorten the convergence time. In particular, in a group with opinion leaders, the characterization factor of their supporters play a decisive role in the evolution of the group opinion. When there are two opinion leaders with opposite views and no relationship between them in a group, the evolution of the opinion will make a split eventually. However, if there are relationships between opinion leaders and their supporters, It will prompt the group opinion to reach a consensus.

Key words: opinion evolution, relationship degree, relationship Hegselmann-Krause model, opinion leader