نتایج جستجو برای: collective phenomena

تعداد نتایج: 172177  

Journal: :Nuclear Instruments and Methods in Physics Research Section A: Accelerators, Spectrometers, Detectors and Associated Equipment 2004

Journal: :Journal of Physics: Conference Series 2010

Journal: :Symposium - International Astronomical Union 1992

Journal: :Symposium - International Astronomical Union 1985

Journal: :Journal of Physics: Conference Series 2008

2005
Bruce Bimber Andrew J. Flanagin Cynthia Stohl

Collective action theory, which is widely applied to explain human phenomena in which public goods are at stake, traditionally rests on at least two main tenets: that individuals confront discrete decisions about free riding and that formal organization is central to locating and contacting potential participants in collective action, motivating them, and coordinating their actions. Recent uses...

Journal: :Science advances 2016
Javier Borge-Holthoefer Nicola Perra Bruno Gonçalves Sandra González-Bailón Alexandre Arenas Yamir Moreno Alessandro Vespignani

Data from social media provide unprecedented opportunities to investigate the processes that govern the dynamics of collective social phenomena. We consider an information theoretical approach to define and measure the temporal and structural signatures typical of collective social events as they arise and gain prominence. We use the symbolic transfer entropy analysis of microblogging time seri...

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