Results 21 to 30 of about 15,152,665 (258)

Generalized Trust and Social Selection Process

open access: yesFrontiers in Communication, 2021
Generalized trust relieves individuals in a socially uncertain situation from dyadic constraints of existing ties and helps them change ties with other individuals to acquire better resources.
Tasuku Igarashi, Taro Hirashima
doaj   +1 more source

Global dynamics of international migration systems across South–South, North–North, and North–South flows, 1990–2015

open access: yesApplied Network Science, 2021
Evidence from 184 countries over the span of 25 years is gathered and analyzed to understand North–North, South–South, and North–South international migration flows. Conceptually, the analysis borrows from network theory and Migration Systems Theory (MST)
Diego F. Leal, Nicolas L. Harder
doaj   +1 more source

Issue Communication Network Dynamics in Connective Action: The Role of Non-Political Influencers and Regular Users

open access: yesSocial Media + Society, 2023
Social media influencers (SMIs) have prevailed in online communication networks and can play key roles in connective action. However, how influencers connectively drive activism communication network is less clear.
Jack Lipei Tang
doaj   +1 more source

Joining Policy Forums Together to Develop Ki-no-Eki, a Community Currency System for Forest Management in Japan: Dynamics of Policy Communication Networks

open access: yesLand, 2022
In some mountainous areas of Japan, the Ki-no-Eki system, in which wood is collected to thin the forest and is exchanged for community currency, has been specifically designed and implemented as a solution to current and emerging forest governance issues.
Hiromi Nakazato, Rui Izumi, Seunghoo Lim
doaj   +1 more source

Stochastic Jiles-Atherton model accounting for soft magnetic material properties variability [PDF]

open access: yes, 2013
Industrial processing (cutting, assembly…) of steel laminations can lead to significant modifications in their magnetic properties. Moreover, the repeatability of these modifications is not usually verified because of the tool wear or, more intrinsically,
RAMAROTAFIKA, Rindra   +2 more
core   +1 more source

“Adolescents who feel depressed are rejected but do not withdraw: A longitudinal study of ethnically diverse friendship networks in England, Sweden, and Germany”

open access: yesSSM: Population Health, 2021
Adolescents who feel depressed are likely to experience social isolation from friends. Previous studies have put forward at least four hypotheses that can account for the association between felt depression and social isolation.
Olov Aronson, Daniel Bergh
doaj   +1 more source

Analysing animal social network dynamics: the potential of stochastic actor‐oriented models [PDF]

open access: yesJournal of Animal Ecology, 2017
Summary Animals are embedded in dynamically changing networks of relationships with conspecifics. These dynamic networks are fundamental aspects of their environment, creating selection on behaviours and other traits. However, most social network‐based approaches in ecology are constrained to considering networks as static, despite several calls for
Fisher, DN   +3 more
openaire   +3 more sources

A stochastic differential equation SIS epidemic model [PDF]

open access: yes, 2011
In this paper we extend the classical susceptible-infected-susceptible epidemic model from a deterministic framework to a stochastic one and formulate it as a stochastic differential equation (SDE) for the number of infectious individuals $I(t)$. We then
Hu, L.   +4 more
core   +4 more sources

Stochastic Non Destructive Testing simulation: sensitivity analysis applied to material properties in clogging of nuclear power plant steam generators [PDF]

open access: yes, 2013
La version éditeur de cette publication est disponible à l'adresse suivante : http://ieeexplore.ieee.org/xpl/articleDetails.jsp?arnumber=6514684A Non destructive Testing (NDT) procedure is currently used to estimate the clogging of tube support plates in
MOREAU, Olivier   +3 more
core   +1 more source

Model checking probabilistic and stochastic extensions of the pi-calculus [PDF]

open access: yes, 2009
We present an implementation of model checking for probabilistic and stochastic extensions of the pi-calculus, a process algebra which supports modelling of concurrency and mobility.
Parker, D.   +7 more
core   +1 more source

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