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Effects of social diversity on the emergence of global consensus in opinion dynamics

Yang, Han-Xin ; Wu, Zhi-Xi ; Zhou, Changsong ; Zhou, Tao ; Wang, Bing-Hong

In: Physical Review E, 2009, vol. 80, no. 4, p. 046108

We propose a variant of the voter model by introducing the social diversity in the evolution process. Each individual is assigned a weight that is proportional to the power of its degree, where the power exponent α is an adjustable parameter that controls the level of diversity among individuals in the network. At each time step, a pair of connected individuals, say i and j, are...