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Université de Fribourg

Social signature identification of dynamical social networks

Li, Ren-De ; Liu, Jian-Guo ; Guo, Qiang ; Zhang, Yi-Cheng

In: Physica A: Statistical Mechanics and its Applications, 2018, vol. 508, p. 213–222

Understanding the social relation of dynamical online social networks (OSNs) is significant for identifying the strong and weak ties. In this paper, we empirically investigate the evolution characteristics of Facebook and Wiki users’ social signature, capturing the distribution of frequency of interactions between different alters over time in ego network. The statistical results show that...

Consortium of Swiss Academic Libraries

Gravitational lensing and rotation curve

Bräunlich, Gerhard ; Scharf, Günter

In: General Relativity and Gravitation, 2011, vol. 43, no. 1, p. 143-154

Consortium of Swiss Academic Libraries

Milky Way Gas Dynamics

Englmaier, Peter ; Gerhard, Ortwin

In: Celestial Mechanics and Dynamical Astronomy, 2006, vol. 94, no. 4, p. 369-379