A System for Automated Quantification of Cutaneous Electrogastrograms

Paskaranandavadivel, Niranchan ;   Bull, Simon H. ;   Parsell, Doug ;   Cheng, Leo K ;   Abell, Thomas

Tags Signal processing in physiological systemsTime-frequency analysis of biosignalsSignals and systems

Clinical evaluation of cutaneous electrogastrograms (EGG) is important for understanding the role of slow waves in functional motility...

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Age-Related Motor Unit Remodeling in the Tibialis Anterior

Siddiqi, Ariba ;   Kant Kumar, Dinesh ;   Poosapadi Arjunan, Sridhar

Tags Signal processing in physiological systemsNonlinear analysis of biomedical signalsSignals and systems

Limited studies exist on the use of surface electromyogram (EMG) signal features to detect age-related motor unit remodeling in the Tibialis...

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An Open-Source Toolbox for Standardized use of PhysioNet Sleep EDF Expanded Database

Imtiaz, Syed Anas ;   Rodriguez-Villegas, Esther

Tags Signal processing in physiological systemsBiomedical signal classificationSignals and systems

PhysioNet Sleep EDF database has been the most popular source of data used for developing and testing many automatic sleep staging...

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Arousal Recognition System based on Heartbeat Dynamics during Auditory Elicitation

Nardelli, Mimma ;   Valenza, Gaetano ;   Greco, Alberto ;   Lanata', Antonio ;   Scilingo, Enzo Pasquale

Tags Signal processing in physiological systemsBiomedical signal classificationNonlinear analysis of biomedical signals

This study reports on the recognition of different arousal levels, elicited by affective sounds, performed using estimates of autonomic...

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Assessment of the Activation Patterns of the Muscles Involved in the FR Test in Diabetic Neuropathic Patients

Maranesi, Elvira ;   Di Nardo, Francesco ;   Ghetti, Giacomo Giuseppe ;   Mercante, Oriano ;   Rabini, Rosa Anna ;   Burattini, Laura ;   Fioretti, Sandro

Tags Signal processing in physiological systems

This study was designed to assess, in elderly neuropathic diabetic (DN) patients, the activation patterns of the main muscles involved in the...

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Brain Activities during Synchronized Tapping Task

Murakami, Akiho ;   Hiroyasu, Tomoyuki ;   Goto, Mao ;   Yokouchi, Hisatake

Tags Signal processing in physiological systemsSignals and systemsBiomedical simulation involving signal processing

This study aims to investigate how people process information about other people to determine a response during human-to-human cooperative...

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Correlational Analysis of Electroencephalographic and End-Tidal Carbon Dioxide Signals during Breath-Hold Exercise

Morelli, Maria Sole ;   Vanello, Nicola ;   Giannoni, Alberto ;   Frijia, Francesca ;   Hartwig, Valentina ;   Maestri, Michelangelo ;   Bonanni, Enrica ;   Carnicelli, Luca ;   Positano, Vincenzo ;   Passino, Claudio ;   Emdin, Michele ;   Landini, Luigi

Tags Signal processing in physiological systems

The central mechanism of breathing control is not totally understood. Several studies evaluated the correlation between...

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Detection of Stress/anxiety State from EEG Features during Video Watching

Giannakakis, Giorgos ;   Grigoriadis, Dimitris ;   Tsiknakis, Manolis

Tags Signal processing in physiological systemsMultivariate signal processingPattern recognition methods for data mining in biosignals

This paper studies the effect of stress/anxiety states on EEG signals during video sessions. The levels of arousal and valence that are...

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Detection of the Recovery Phase of in Vivo Gastric Slow Wave Recordings

Paskaranandavadivel, Niranchan ;   Pan, Xingzheng ;   Du, Peng ;   O'Grady, Gregory ;   Cheng, Leo K

Tags Signal processing in physiological systemsSignals and systemsMultivariate signal processing

Gastric motility is coordinated by bio-electrical events known as slow waves. Abnormalities in slow waves are linked to major functional and...

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Effect of Muscular Fatigue on Fractal Upper Limb Coordination Dynamics and Muscle Synergies

R. Bueno, Diana ;   Lizano, José María ;   Montano Gella, Luis

Tags Signal processing in physiological systems

Rehabilitation exercises cause fatigue because tasks are repetitive. Therefore, inevitable human motion performance changes occur during the...

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Evaluation of Gender-Related Differences in Co-Contraction Activity of Shank Muscles during Gait

Mengarelli, Alessandro ;   Maranesi, Elvira ;   Barone, Vinicio ;   Burattini, Laura ;   Fioretti, Sandro ;   Di Nardo, Francesco

Tags Signal processing in physiological systems

This study aims to investigate the possible differences between genders in co-contractions of tibialis anterior (TA) and gastrocnemius...

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Experimental Evidence for the Effects of the Demand-Control Model on the Cognitive Arousal: An EEG based Study

Subhani, Ahmad Rauf ;   Malik, Aamir Saeed ;   Kamel, Nidal ;   Saad, Naufal ;   Nandagopal, Nanda

Tags Signal processing in physiological systemsTime-frequency analysis of biosignals

The Demand-Control (DC) model has been extensively researched to find the imbalance of demand and control that cause work-related stress....

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Field Programmable Gate Arrays Implementation of Dual Tree Complex Wavelet Transform

Canbay, Ferhat ;   Levent, Vecdi Emre ;   Serbes, Gorkem ;   Goren, Sezer ;   Aydin, Nizamettin

Tags Signals and systems

Due to the inherent time-varying characteristics of the physiological systems, most biomedical signals (BSs) are expected to have...

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Muscle Fatigue Detection during Dynamic Contraction under Blood Flow Restriction: Improvement of Detection Sensitivity using Multivariable Fatigue Indices

Ito, Kenichi ;   Korakata, Yuki ;   Hotta, Yu

Tags Signal processing in physiological systemsMultivariate signal processing

At present, in order to detect peripheral muscle fatigue, it is customary to perform a frequency domain analysis using surface...

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Non-Parametric Frequency Response Function Tissue Modeling in Bipolar Electrosurgery

Barbé, Kurt ;   Ford, Carolyn ;   Bonn, Kenlyn ;   Gilbert, James

Tags Signal processing in physiological systemsSignals and systemsNonstationary processing of biomedical signals

High-frequency radio energy is applied to tissue therapeutically in a number of different medical applications. The ability to model the effects...

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On Optimal Electrode Configuration to Estimate Hand Movements from Forearm Surface ElectroMyoGraphy

Paleari, Marco ;   Michela, Di Girolamo ;   Celadon, Nicolò ;   Favetto, Alain ;   Ariano, Paolo

Tags Signal processing in physiological systemsNeural networks in biosignal processing and classificationBiomedical signal classification

Understanding the movement of the hand from sEMG signals acquired on the forearm is key in the development of future prosthetics of the...

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Recognition and Regionalization of Emotions in the Arousal-Valence Plane

Bustamante, Paola Andrea ;   López, Natalia M ;   Perez Berenguer, Maria Elisa ;   Quintero Montoya, Olga Lucia

Tags Signal processing in physiological systemsSignals and systemsBiomedical signal classification

The emotion recognition systems have become important for the diversity of its applications. Several methodologies have been proposed based...

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Recognizing Emotions from EEG Subbands using Wavelet Analysis

Candra, Henry ;   Yuwono, Mitchell ;   Handojoseno, Aluysius Maria Ardi ;   Chai, Rifai ;   Su, Steven Weidong ;   Nguyen, Hung T.

Tags Signal processing in physiological systemsBiomedical signal classificationTime-scale and wavelets

Objectively recognizing emotions is a particularly important task to ensure that patients with emotional symptoms are given the appropriate...

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Retrieving the Hemodynamic Response Function in Resting State FMRI: Methodology and Application

Wu, Guorong ;   Deshpande, Gopikrishna ;   Laureys, Steven ;   Marinazzo, Daniele

Tags Signal processing in physiological systemsBiomedical signal classificationConnectivity measurements

In this paper we present a procedure to retrieve the hemodynamic response function (HRF) from resting state functional magnetic resonance...

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SoC-Based Architecture for Biomedical Signal Processing

Gutiérrez, Raquel ;   Hernández, Álvaro ;   Garcia, J. Jesus ;   Marnane, Liam

Tags Signal processing in physiological systems

Over the last decades, many algorithms have been proposed for processing biomedical signals. Most of these algorithms have been focused on...

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Spatial Analysis of Muscular Activation Patterns in Stroke Survivors

Rasool, Ghulam ;   Afsharipour, Babak ;   Suresh, Nina ;   Hu, Xiaogang ;   Rymer, William Zev

Tags Signal processing in physiological systems

We investigated the spatial patterns of electrical activity in stroke-affected muscles using the high density surface electromyogram (sEMG)...

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Temporal Fluctuation Analysis of Tremor Signal in Parkinson's Disease and Essential Tremor Subjects

Thanawattano, Chusak ;   Anan, Chanawat ;   Pongthornseri, Ronachai ;   Dumnin, Songphon ;   Bhidayasiri, Roongroj

Tags Signal processing in physiological systemsBiomedical signal classificationNonlinear analysis of biomedical signals

Tremor is a common symptom shared in both Parkinson’s disease (PD) and Essential tremor (ET) subjects. The differential diagnosis of PD and...

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The Occurrence Frequency: A Suitable Parameter for the Evaluation of the Myoelectric Activity during Walking

Di Nardo, Francesco ;   Agostini, Valentina ;   Knaflitz, Marco ;   Mengarelli, Alessandro ;   Maranesi, Elvira ;   Burattini, Laura ;   Fioretti, Sandro

Tags Signal processing in physiological systems

Many studies have recently addressed the quantification of the natural variability of myoelectric activity during walking, considering hundreds...

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Unobtrusive Heart Rate Estimation during Physical Exercise using Photoplethysmographic and Acceleration Data

Mullan, Patrick Johannes ;   Kanzler, Christoph Matthias ;   Lorch, Benedikt ;   Schröder, Lea ;   Winkler, Ludwig ;   Laich, Larissa Heike ;   Riedel, Frederik ;   Richer, Robert ;   Luckner, Christoph ;   Leutheuser, Heike ;   Eskofier, Bjoern M ;   Pasluosta, Cristian Federico

Tags Signal processing in physiological systemsTime-frequency analysis of biosignalsNonstationary processing of biomedical signals

Photoplethysmography (PPG) is a non-invasive, inexpensive and unobtrusive method to achieve heart rate monitoring during physical exercises....

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Voice Quality in Patients Suffering from Bipolar Disease

Guidi, Andrea ;   Schoentgen, Jean ;   Bertschy, Gilles ;   Gentili, Claudio ;   Landini, Luigi ;   Scilingo, Enzo Pasquale ;   Vanello, Nicola

Tags Signal processing in physiological systems

People suffering from bipolar disease are more and more common. Such pathology can severely affect patients’ lifestyle by wide, and sometimes...

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Wearable Real-Time ECG Monitoring with Emergency Alert System for Scuba Diving

Cibis, Tobias ;   Groh, Benjamin ;   Gatermann, Heike ;   Leutheuser, Heike ;   Eskofier, Bjoern M

Tags Signal processing in physiological systemsBiomedical simulation involving signal processingSignals and systems

Medical diagnosis is the first level for recognition and treatment of diseases. To realize fast diagnosis, we propose a concept of a basic...

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