3.7k citations
- Universitat de BarcelonaES63 papers
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- Institució Catalana de Recerca i Estudis AvançatsES33 papers
- Instituto de Biocomputación y Física de Sistemas Complejos25 papers
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- Trinity CollegeCA12 papers
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cond-mat.stat-mech2003★ 171 cited
Community analysis in social networks
Alex Arenas, Leon Danon, Albert Diaz-Guilera +2
We present an empirical study of different social networks obtained from digital repositories. Our analysis reveals the community structure and provides a useful visualising techni…
cond-mat.stat-mech2003★ 113 cited
Transient structures in a Granular Gas
Nikolai Brilliantov, Clara Saluena, Thomas Schwager +1
A force-free granular gas is considered with impact-velocity dependent coefficient of restitution as it follows from the model of viscoelastic particles. We analyze structure forma…
cond-mat.stat-mech2003★ 24 cited
Search and Congestion in Complex Networks
Alex Arenas, Antonio Cabrales, Albert Diaz-Guilera +2
A model of communication that is able to cope simultaneously with the problems of search and congestion is presented. We investigate the communication dynamics in model networks an…