2.9k citations · 2.9k across the 3 of their papers we have counts for
4 papers
Comparing community structure identification
Leon Danon, Jordi Duch, Albert Diaz-Guilera +1
We compare recent approaches to community structure identification in terms of sensitivity and computational cost. The recently proposed modularity measure is revisited and the per…
Emergence of clustering, correlations, and communities in a social network model
Marian Boguna, Romualdo Pastor-Satorras, Albert Diaz-Guilera +1
We propose a simple model of social network formation that parameterizes the tendency to establish acquaintances by the relative distance in a representative social space. By means…
Macro- and micro-structure of trust networks
X. Guardiola, R. Guimera, A. Arenas +3
A challenging problem in the social sciences is the characterization of the formation of ``social capital''. It is believed that societies with more social capital are more democra…
Self-organized criticality in evolutionary systems with local interaction
A. Arenas, A. Diaz-Guilera, C. J. Perez +1
This paper studies a stylized model of local interaction where agents choose from an ever increasing set of vertically ranked actions, e.g. technologies. The driving forces of the…