Phase Locking Induces Scale-Free Topologies in Networks of Coupled Oscillators
2008

Phase Locking and Scale-Free Networks

Sample size: 1000 publication Evidence: moderate

Author Information

Author(s): Sendiña-Nadal Irene, Buldú Javier M., Leyva Inmaculada, Boccaletti Stefano, Ben-Jacob Eshel

Primary Institution: Universidad Rey Juan Carlos

Hypothesis

Can a growing process guided by dynamical criteria induce a scale-free degree distribution in networks of coupled oscillators?

Conclusion

The study demonstrates that phase locking in networks of coupled oscillators leads to the emergence of a scale-free degree distribution.

Supporting Evidence

  • The study shows that the locking process is associated with the emergence of a scale-free degree distribution.
  • Numerical simulations indicate that the degree distribution can exhibit power-law behavior under certain conditions.
  • The results suggest that the dynamics of the network can significantly reshape its connectivity.

Takeaway

When you connect a group of oscillators to a leader, they can all start moving together, and this can create a network where some connections are much stronger than others.

Methodology

The study used numerical simulations of networks of coupled Kuramoto phase oscillators to analyze the effects of phase locking on network topology.

Limitations

The results may vary with different initial conditions and parameters, and the study primarily focuses on theoretical models.

Digital Object Identifier (DOI)

10.1371/journal.pone.0002644

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