Attenuation of the Influence of Cardiolocomotor Coupling in Heart Rate Variability Interpretation during Exercise Test

Hernando, Alberto ;   Hernando, David ;   Garatachea, Nuria ;   Bailon, Raquel ;   Casajús, José Antonio

Tags Nonstationary processing of biomedical signalsNonlinear coupling of biomedical signalsTime-frequency analysis of biosignals

During exercise test, cardiolocomotor coupling related components appear in heart rate variability (HRV), blurring its interpretation as...

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Data-Driven Metric Representing the Maturation of Preterm EEG

Koolen, Ninah ;   Dereymaeker, Anneleen ;   Räsänen, Okko ;   Jansen, Katrien ;   Vervisch, Jan ;   Matic, Vladimir ;   De Vos, Maarten ;   Naulaers, Gunnar ;   Van Huffel, Sabine ;   Vanhatalo, Sampsa

Tags Nonstationary processing of biomedical signalsSignal processing in physiological systems

Essential information about early brain maturation can be retrieved from the preterm human electroencephalogram (EEG). This study proposes...

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EEG-Based Index for Engagement Level Monitoring during Sustained Attention

Coelli, Stefania ;   Sclocco, Roberta ;   Barbieri, Riccardo ;   Reni, Gianluigi ;   Zucca, Claudio ;   Bianchi, Anna Maria

Tags Signal processing in physiological systemsNonstationary processing of biomedical signals

This paper investigates the relation between mental engagement level and sustained attention in 9 healthy adults performing a Conners’...

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Estimation of Heart Rate from Photoplethysmography during Physical Exercises using Wiener Filtering and Phase Vocoder

Temko, Andriy

Tags Signal processing in physiological systemsNonstationary processing of biomedical signals

A system for estimation of the heart rate (HR) from the photoplethysmographic (PPG) signal during intensive physical exercises is presented....

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l0-regularized Time-varying Sparse Inverse Covariance Estimation for Tracking Dynamic FMRI Brain Networks

Fu, Zening ;   Han, Sheng ;   Tan, Ao ;   Tu, Yiheng ;   Zhang, Zhiguo

Tags Nonstationary processing of biomedical signalsConnectivity measurementsPartial and total coherence

Exploration of time-varying functional brain connectivity based on functional Magnetic Resonance Imaging (fMRI) data is important for...

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Robust Monitoring of Hypovolemia in Intensive Care Patients using Photoplethysmogram Signals

Roederer, Alexander ;   Weimer, James ;   DiMartino, Joseph ;   Gutsche, Jacob ;   Lee, Insup

Tags Signal processing in physiological systemsNonstationary processing of biomedical signalsData mining in biosignals

The paper presents a fingertip photoplethysmography based technique to assess patient fluid status that is robust to waveform artifacts...

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