Fan, W.; Yeung, K.H.; Wong, K.Y. - In: Physica A: Statistical Mechanics and its Applications 392 (2013) 5, pp. 1090-1099
Due to the popularity and growth of online social networks, security in these networks becomes a critical problem. Previous works have proved that a virus can spread effectively in social networks. In this paper, groups in social networks are studied. We notice that groups on social network...