3 papers
physics.soc-ph2018
Opinion Dynamics on Networks under Correlated Disordered External Perturbations
Marlon Ramos, Marcus A. M. de Aguiar, Dan Braha
We study an influence network of voters subjected to correlated disordered external perturbations, and solve the dynamical equations exactly for fully connected networks. The model…
physics.soc-ph2016
Role of the plurality rule in multiple choices
Angelo M. Calvão, Marlon Ramos, Celia Anteneodo
People are often challenged to select one among several alternatives. This situation is present not only in decisions about complex issues, e.g., political or academic choices, but…
physics.soc-ph2012
Information spreading with aging in heterogeneous populations
Marlon Ramos, Nuno Crokidakis, Celia Anteneodo
We study the critical properties of a model of information spreading based on the SIS epidemic model. Spreading rates decay with time, as ruled by two parameters, and , that…