Ciotti, Valerio; Bianconi, Ginestra; Capocci, Andrea; … - In: Physica A: Statistical Mechanics and its Applications 422 (2015) C, pp. 25-39
We investigate degree correlations in two online social networks where users are connected through different types of links. We find that, while subnetworks in which links have a positive connotation, such as endorsement and trust, are characterized by assortative mixing by degree, networks in...