Chimera and Anticoordination States in Learning Dynamics

In many real-life situations, individuals are dared to simultaneously achieve social objectives of acceptance or approval and strategic objectives of coordination. Since these two objectives may take place in different environments, a two-layer network is the simple and natural framework for the stu...

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Main Authors: Haydée Lugo, Juan Carlos González-Avella, Maxi San Miguel
Format: Article
Language:English
Published: Frontiers Media S.A. 2019-04-01
Series:Frontiers in Applied Mathematics and Statistics
Subjects:
Online Access:https://www.frontiersin.org/article/10.3389/fams.2019.00016/full
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author Haydée Lugo
Juan Carlos González-Avella
Maxi San Miguel
author_facet Haydée Lugo
Juan Carlos González-Avella
Maxi San Miguel
author_sort Haydée Lugo
collection DOAJ
description In many real-life situations, individuals are dared to simultaneously achieve social objectives of acceptance or approval and strategic objectives of coordination. Since these two objectives may take place in different environments, a two-layer network is the simple and natural framework for the study of such kind of dynamical situations. In this paper we present a model in which the state of the agents corresponds to one of two possible strategies. They change their states by interaction with their neighbors in the network. Inside each layer the agents interact by a social pressure mechanism, while between the layers the agents interact via a coordination game. From an evolutionary approach, we focus on the asymptotic solutions for all-to-all interactions across and inside the layers and for any initial distribution of strategies. We find new asymptotic configurations which do not exist in a single isolated social network analysis. We report the emergence and existence of chimera states in which two different collective states coexist in the network. Namely, one layer reaches a state of full coordination while the other remains in a dynamical state of coexistence of strategies. In addition, the system may also reach a state of global anticoordination where a full coordination is reached inside each layer but with opposite strategies in each of the two network layers. We trace back the emergence of chimera states and global anticoordination states to the agents inertia against social pressure, referred here to as the level of skepticism, along with the degree of risk taken into account in a general coordination game.
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spelling doaj.art-49a53a1cd87d4605a4f38e271f52e4ab2022-12-21T20:35:27ZengFrontiers Media S.A.Frontiers in Applied Mathematics and Statistics2297-46872019-04-01510.3389/fams.2019.00016442383Chimera and Anticoordination States in Learning DynamicsHaydée Lugo0Juan Carlos González-Avella1Maxi San Miguel2ICAE, Department of Economic Analysis, Complutense University of Madrid, Madrid, SpainAPSL S.L, Edifici Europa - Planta baja Galileo Galilei, Palma de Mallorca, SpainIFISC (CSIC-UIB), Campus Universitat Illes Balears, Palma de Mallorca, SpainIn many real-life situations, individuals are dared to simultaneously achieve social objectives of acceptance or approval and strategic objectives of coordination. Since these two objectives may take place in different environments, a two-layer network is the simple and natural framework for the study of such kind of dynamical situations. In this paper we present a model in which the state of the agents corresponds to one of two possible strategies. They change their states by interaction with their neighbors in the network. Inside each layer the agents interact by a social pressure mechanism, while between the layers the agents interact via a coordination game. From an evolutionary approach, we focus on the asymptotic solutions for all-to-all interactions across and inside the layers and for any initial distribution of strategies. We find new asymptotic configurations which do not exist in a single isolated social network analysis. We report the emergence and existence of chimera states in which two different collective states coexist in the network. Namely, one layer reaches a state of full coordination while the other remains in a dynamical state of coexistence of strategies. In addition, the system may also reach a state of global anticoordination where a full coordination is reached inside each layer but with opposite strategies in each of the two network layers. We trace back the emergence of chimera states and global anticoordination states to the agents inertia against social pressure, referred here to as the level of skepticism, along with the degree of risk taken into account in a general coordination game.https://www.frontiersin.org/article/10.3389/fams.2019.00016/fullmultilayer networkcoordination gameschimera statesanticoordination statesskepticism
spellingShingle Haydée Lugo
Juan Carlos González-Avella
Maxi San Miguel
Chimera and Anticoordination States in Learning Dynamics
Frontiers in Applied Mathematics and Statistics
multilayer network
coordination games
chimera states
anticoordination states
skepticism
title Chimera and Anticoordination States in Learning Dynamics
title_full Chimera and Anticoordination States in Learning Dynamics
title_fullStr Chimera and Anticoordination States in Learning Dynamics
title_full_unstemmed Chimera and Anticoordination States in Learning Dynamics
title_short Chimera and Anticoordination States in Learning Dynamics
title_sort chimera and anticoordination states in learning dynamics
topic multilayer network
coordination games
chimera states
anticoordination states
skepticism
url https://www.frontiersin.org/article/10.3389/fams.2019.00016/full
work_keys_str_mv AT haydeelugo chimeraandanticoordinationstatesinlearningdynamics
AT juancarlosgonzalezavella chimeraandanticoordinationstatesinlearningdynamics
AT maxisanmiguel chimeraandanticoordinationstatesinlearningdynamics