A New Algorithm for Neural Connectivity Estimation of EEG Event Related Potentials

Rodrigues, Pedro Luiz Coelho ;   Baccala, Luiz Antonio

Tags CausalityConnectivity measurementsDirectionality

We propose a new algorithm for estimating neural connectivity during event related potentials (ERP) in EEG. It is composed of two steps: the...

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Assessment of Sleep Parameters based on Cardiopulmonary Coupling for Continuous Positive Airway Pressure Device

Park, Jonguk ;   Jeong, PilSoo ;   Lee, Seung Hwan ;   Myoung, Hyoun Seok ;   Lee, Kyoung Joung

Tags Coherence in biomedical signal processing

This study proposes a cardiopulmonary coupling (CPC)-based assessment of sleep parameters in patients with sleep apnea-hypopnea syndrome...

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Atrial Sources Identification by Causality Analysis during Atrial Fibrillation

Rodrigo, Miguel ;   Climent, Andreu M. ;   Liberos, Alejandro ;   Fernandez-Avil├ęs, Francisco ;   Berenfeld, Omer ;   Atienza, Felipe ;   Guillem, Maria S.

Tags CausalityBiomedical simulation involving signal processingSignal processing in physiological systems

Ablation of electrical drivers during atrial fibrillation (AF) has been proved as an effective therapy to prevent recurrence of fibrillatory...

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Causal Relationships in the Variability of Cardiovascular System Evoked by Orthostatic Stress by Transfer Entropy

Wejer, Dorota ;   Faes, Luca ;   Makowiec, Danuta

Tags DirectionalityConnectivity measurementsCausality

The coupling between cardiac and vascular systems in healthy volunteers, elicited by the head-up tilt test is estimated by means of transfer...

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Effect of Inter-Trials Variability on the Estimation of Cortical Connectivity by Partial Directed Coherence

Petti, Manuela ;   Caschera, Stefano ;   Pichiorri, Floriana ;   Toppi, Jlenia ;   Anzolin, Alessandra ;   Babiloni, Fabio ;   Cincotti, Febo ;   Mattia, Donatella ;   Astolfi, Laura

Tags CausalityConnectivity measurementsDirectionality

Partial Directed Coherence (PDC) is a powerful estimator of effective connectivity. In neuroscience it is used in different applications with...

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Globally Conditioned Causality in Estimating Directed Brain-Heart Interactions through Joint MRI and RR Series Analysis

Duggento, Andrea ;   Bianciardi, Marta ;   Wald, Lawrence L. ;   Passamonti, Luca ;   Guerrisi, Maria ;   Barbieri, Riccardo ;   Toschi, Nicola

Tags CausalityMultivariate signal processingSignal processing in physiological systems

We used 7T fMRI with simultaneous physiological signals acquisitions to investigate the causal interactions from resting state brain activity to...

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