Yan, Qiang; Wu, Lianren; Zheng, Lan - In: Physica A: Statistical Mechanics and its Applications 392 (2013) 7, pp. 1712-1723
behavior of following and being followed as out-degree and in-degree respectively, a microblog social network was built in this … degree, the exponent decreases much slower. Based on empirical analysis, we proposed a social network based human dynamics …