A measure of individual role in collective dynamics

Identifying key players in collective dynamics remains a challenge in several research fields, from the efficient dissemination of ideas to drug target discovery in biomedical problems. The difficulty lies at several levels: how to single out the role of individual elements in such intermingled syst...

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Authors: Klemm, Konstantin; Serrano Moral, Ma. Ángeles (María Ángeles); Eguíluz, Víctor M.; San Miguel, Maxi
Format: Article
Status:Published version
Publication date:2012
Country:España
Institution:Varias* (Consorci de Biblioteques Universitáries de Catalunya, Centre de Serveis Científics i Acadèmics de Catalunya)
Repository:Recercat. Dipósit de la Recerca de Catalunya
OAI Identifier:oai:recercat.cat:2445/125967
Online Access:https://hdl.handle.net/2445/125967
Access Level:Open access
Keyword:Teoria de la computació
Models biològics
Termodinàmica
Física estadística
Theory of computation
Biological models
Thermodynamics
Statistical physics
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author Klemm, Konstantin
author2 Serrano Moral, Ma. Ángeles (María Ángeles)
Eguíluz, Víctor M.
San Miguel, Maxi
author2_role author
author
author
author_browse Eguíluz, Víctor M.
Klemm, Konstantin
San Miguel, Maxi
Serrano Moral, Ma. Ángeles (María Ángeles)
author_facet Klemm, Konstantin
Serrano Moral, Ma. Ángeles (María Ángeles)
Eguíluz, Víctor M.
San Miguel, Maxi
author_role author
collection Recercat. Dipósit de la Recerca de Catalunya
description Identifying key players in collective dynamics remains a challenge in several research fields, from the efficient dissemination of ideas to drug target discovery in biomedical problems. The difficulty lies at several levels: how to single out the role of individual elements in such intermingled systems, or which is the best way to quantify their importance. Centrality measures describe a node's importance by its position in a network. The key issue obviated is that the contribution of a node to the collective behavior is not uniquely determined by the structure of the system but it is a result of the interplay between dynamics and network structure. We show that dynamical influence measures explicitly how strongly a node's dynamical state affects collective behavior. For critical spreading, dynamical influence targets nodes according to their spreading capabilities. For diffusive processes it quantifies how efficiently real systems may be controlled by manipulating a single node.
eu_rights_str_mv openAccess
format article
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institution Varias* (Consorci de Biblioteques Universitáries de Catalunya, Centre de Serveis Científics i Acadèmics de Catalunya)
instname_str Varias* (Consorci de Biblioteques Universitáries de Catalunya, Centre de Serveis Científics i Acadèmics de Catalunya)
network_acronym_str ES
network_name_str España
oai_identifier_str oai:recercat.cat:2445/125967
publishDate 2012
publishDateSort 2012
publisher Nature Publishing Group
publisherStr Nature Publishing Group
reponame_str Recercat. Dipósit de la Recerca de Catalunya
spelling A measure of individual role in collective dynamics Klemm, Konstantin Serrano Moral, Ma. Ángeles (María Ángeles) Eguíluz, Víctor M. San Miguel, Maxi Teoria de la computació Models biològics Termodinàmica Física estadística Theory of computation Biological models Thermodynamics Statistical physics Identifying key players in collective dynamics remains a challenge in several research fields, from the efficient dissemination of ideas to drug target discovery in biomedical problems. The difficulty lies at several levels: how to single out the role of individual elements in such intermingled systems, or which is the best way to quantify their importance. Centrality measures describe a node's importance by its position in a network. The key issue obviated is that the contribution of a node to the collective behavior is not uniquely determined by the structure of the system but it is a result of the interplay between dynamics and network structure. We show that dynamical influence measures explicitly how strongly a node's dynamical state affects collective behavior. For critical spreading, dynamical influence targets nodes according to their spreading capabilities. For diffusive processes it quantifies how efficiently real systems may be controlled by manipulating a single node. Nature Publishing Group https://hdl.handle.net/2445/125967
spellingShingle A measure of individual role in collective dynamics
Klemm, Konstantin
Teoria de la computació
Models biològics
Termodinàmica
Física estadística
Theory of computation
Biological models
Thermodynamics
Statistical physics
status_str publishedVersion
title A measure of individual role in collective dynamics
title_full A measure of individual role in collective dynamics
title_fullStr A measure of individual role in collective dynamics
title_full_unstemmed A measure of individual role in collective dynamics
title_short A measure of individual role in collective dynamics
title_sort A measure of individual role in collective dynamics
topic Teoria de la computació
Models biològics
Termodinàmica
Física estadística
Theory of computation
Biological models
Thermodynamics
Statistical physics
topic_facet Teoria de la computació
Models biològics
Termodinàmica
Física estadística
Theory of computation
Biological models
Thermodynamics
Statistical physics
url https://hdl.handle.net/2445/125967