Results 41 to 50 of about 1,092,794 (289)

Collective Relaxation Dynamics of Small-World Networks [PDF]

open access: yes, 2015
Complex networks exhibit a wide range of collective dynamic phenomena, including synchronization, diffusion, relaxation, and coordination processes.
Grabow, Carsten   +3 more
core   +2 more sources

Synchronization of oscillators with hyperbolic chaotic phases [PDF]

open access: yesИзвестия высших учебных заведений: Прикладная нелинейная динамика, 2021
Topic and aim. Synchronization in populations of coupled oscillators can be characterized with order parameters that describe collective order in ensembles.
Pikovsky, A. S.
doaj   +1 more source

The dynamics of collective invention [PDF]

open access: yesJournal of Economic Behavior & Organization, 2003
This paper models the phenomenon of collective invention as it exists when the disclosure of information among competing entities creates a positive feedback that allows for high innovation rates and fast knowledge accumulation. Develop a formal model that accounts for the dynamics of knowledge and collective invention and examining how the ...
Cowan Robin, Jonard Nicolas
openaire   +3 more sources

Robustness Analysis of the Collective Nonlinear Dynamics of a Periodic Coupled Pendulums Chain

open access: yesApplied Sciences, 2017
Perfect structural periodicity is disturbed in presence of imperfections. The present paper is based on a realistic modeling of imperfections, using uncertainties, to investigate the robustness of the collective nonlinear dynamics of a periodic coupled ...
Khaoula Chikhaoui   +3 more
doaj   +1 more source

Higher-Order Cumulants Drive Neuronal Activity Patterns, Inducing UP-DOWN States in Neural Populations

open access: yesEntropy, 2020
A major challenge in neuroscience is to understand the role of the higher-order correlations structure of neuronal populations. The dichotomized Gaussian model (DG) generates spike trains by means of thresholding a multivariate Gaussian random variable ...
Roman Baravalle, Fernando Montani
doaj   +1 more source

On the existence of a second branch of transverse collective excitations in liquid metals

open access: yesCondensed Matter Physics, 2023
It was found recently that the liquid dynamics of several metals (Li, Zn, Ni, Fe, Tl, Pb) under pressure is characterized by transverse spectral functions containing an additional high-frequency peak.
J.-F. Wax, N. Jakse
doaj   +1 more source

Stability and Diversity in Collective Adaptation [PDF]

open access: yes, 2004
We derive a class of macroscopic differential equations that describe collective adaptation, starting from a discrete-time stochastic microscopic model.
Akiyama, Eizo   +2 more
core   +2 more sources

Accelerating dynamics of collective attention [PDF]

open access: yesNature Communications, 2019
AbstractWith news pushed to smart phones in real time and social media reactions spreading across the globe in seconds, the public discussion can appear accelerated and temporally fragmented. In longitudinal datasets across various domains, covering multiple decades, we find increasing gradients and shortened periods in the trajectories of how cultural
Philipp Lorenz-Spreen   +3 more
openaire   +8 more sources

Geometric Effect for Biological Reactors and Biological Fluids

open access: yesBioengineering, 2018
As expressed “God made the bulk; the surface was invented by the devil„ by W. Pauli, the surface has remarkable properties because broken symmetry in surface alters the material properties.
Kazusa Beppu   +3 more
doaj   +1 more source

Exploring High Dimensional Free Energy Landscapes: Temperature Accelerated Sliced Sampling [PDF]

open access: yes, 2016
Biased sampling of collective variables is widely used to accelerate rare events in molecular simulations and to explore free energy surfaces. However, computational efficiency of these methods decreases with increasing number of collective variables ...
Awasthi, Shalini, Nair, Nisanth N.
core   +2 more sources

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