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Structure and tie strengths in mobile communication networks
J. -P. Onnela, J. Saramaki, J. Hyvonen +5
Electronic databases, from phone to emails logs, currently provide detailed records of human communication patterns, offering novel avenues to map and explore the structure of soci…
Limited resolution in complex network community detection with Potts model approach
Jussi M. Kumpula, Jari Saramaki, Kimmo Kaski +1
According to Fortunato and Barthelemy, modularity-based community detection algorithms have a resolution threshold such that small communities in a large network are invisible. Her…
Spectrum, Intensity and Coherence in Weighted Networks of a Financial Market
G. Tibely, J. -P. Onnela, J. Saramaki +2
We construct a correlation matrix based financial network for a set of New York Stock Exchange (NYSE) traded stocks with stocks corresponding to nodes and the links between them ad…