Results 21 to 30 of about 79,682 (177)

The geometry of synchronization: quantifying the coupling direction of physiological signals of stress between individuals using inter-system recurrence networks

open access: yesFrontiers in Network Physiology, 2023
In the study of synchronization dynamics between interacting systems, several techniques are available to estimate coupling strength and coupling direction. Currently, there is no general ‘best’ method that will perform well in most contexts.
Fred Hasselman   +8 more
doaj   +1 more source

Use of recurrence quantification analysis to examine associations between changes in text structure across an expressive writing intervention and reductions in distress symptoms in women wth breast cancer [PDF]

open access: yes, 2019
The current study presents an exploratory analysis of using Recurrence Quantification Analysis (RQA) to analyze text data from an Expressive Writing Intervention (EWI) for Danish women treated for Breast Cancer.
Bovbjerg, D.   +5 more
core   +1 more source

Children’s looking preference for biological motion may be related to an affinity for mathematical chaos

open access: yesFrontiers in Psychology, 2015
Recognition of biological motion is pervasive in early child development. Further, viewing the movement behavior of others is a primary component of a child’s acquisition of complex, robust movement repertoires, through imitation and real-time ...
Joshua eHaworth   +6 more
doaj   +1 more source

Enabling High-Dimensional Hierarchical Uncertainty Quantification by ANOVA and Tensor-Train Decomposition [PDF]

open access: yes, 2014
Hierarchical uncertainty quantification can reduce the computational cost of stochastic circuit simulation by employing spectral methods at different levels.
Daniel, Luca   +4 more
core   +3 more sources

Quantifying and Modeling Coordination and Coherence in Pedestrian Groups

open access: yesFrontiers in Psychology, 2017
Coherent collective behavior emerges from local interactions between individuals that generate group dynamics. An outstanding question is how to quantify group coordination of non-rhythmic behavior, in order to understand the nature of these dynamics at ...
Adam W. Kiefer   +7 more
doaj   +1 more source

Analyzing Social Interactions: The Promises and Challenges of Using Cross Recurrence Quantification Analysis [PDF]

open access: yes, 2014
The scientific investigation of social interactions presents substantial challenges: interacting agents engage each other at many different levels and timescales (motor and physiological coordination, joint attention, linguistic exchanges, etc.), often making their behaviors interdependent in non-linear ways.
Fusaroli, Riccardo   +2 more
openaire   +2 more sources

Interpersonal synergies

open access: yesFrontiers in Psychology, 2011
We present the perspective that interpersonal movement coordination results from establishing interpersonal synergies. Interpersonal synergies are higher-order control systems formed by coupling movement system degrees of freedom of two (or more) actors.
Michael A Riley   +3 more
doaj   +1 more source

Impact of differing methodologies for serum miRNA-371a-3p assessment in stage I testicular germ cell cancer recurrence

open access: yesFrontiers in Oncology, 2022
IntroductionCurrent evidence shows that serum miR-371a-3p can identify disease recurrence in testicular germ cell tumour (TGCT) patients and correlates with tumour load.
Ailsa J. Christiansen   +20 more
doaj   +1 more source

Nonlinear dynamical analysis of GNSS data: quantification, precursors and synchronisation

open access: yesProgress in Earth and Planetary Science, 2018
The goal of any nonlinear dynamical analysis of a data series is to extract features of the dynamics of the underlying physical and chemical processes that produce that spatial pattern or time series; a by-product is to characterise the signal in terms ...
Bruce Hobbs, Alison Ord
doaj   +1 more source

Recurrence quantification analysis to characterize cyclical components of environmental elemental exposures during fetal and postnatal development. [PDF]

open access: yesPLoS ONE, 2017
Environmental exposures to essential and toxic elements may alter health trajectories, depending on the timing, intensity, and mixture of exposures. In epidemiologic studies, these factors are typically analyzed as a function of elemental concentrations ...
Paul Curtin   +6 more
doaj   +1 more source

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