A New Method for Detecting Eye-Blink Artifacts from a Single-Channel Electroencephalogram

Chang, Won-Du ;   Cha, Ho-Seung ;   Im, Chang-Hwan

Tags Biomedical signal classification

It is well known that eye blinks are one of the largest artifact sources contaminating frontal channel electroencephalogram (EEG) data....

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A Resting-State Fnirs Analysis Evoked by Low-Passed Dynamic Random-Dot Patterns

Namikawa, Hiroki ;   Kohama, Takeshi ;   Yoshida, Hisashi

Tags Signal processing in physiological systemsBiomedical signal classification

Recent brain imaging studies have focused on functional networks in resting state activities. However, experimental conditions are not...

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A Systematic Drug Repositioning Method Based on Interaction and Correlation in Expression of Disease Related Genes

Adachi, Kohei ;   Fukuoka, Yutaka

Tags Algorithms and computational tools for proteomicsClinical applications of biological networksModeling of biomolecular system pathways

The present study describes a systematic drug repositioning method by incorporating gene expression into a previously proposed method based...

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A Toolbox for in Silico Evaluation of Motion Estimators for the Arterial Wall

Gastounioti, Aimilia ;   Douma, Sofia ;   Kolias, Vassileios ;   Nikita, Konstantina

Tags Vascular mechanicsCardiovascular signal processing

While different techniques for artery wall motion estimation continue to appear, there is a need for a low-cost and user-friendly tool for...

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Analysis of Differential Signal Effectiveness for Finding Peaks from Pulsatile Signal Using Smart Phone Camera

Thap, Tharoeun ;   Jeong, Chang Won ;   Joo, Su-Chong ;   Yoon, Kwon-Ha ;   Lee, Jinseok

Tags Biomedical simulation involving signal processing

Peak detection methods have been mainly developed by finding the peak's indices through differential signal since it increases the precision of...

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Association of EEG with ECG in a Digenic Mouse Model of SUDEP

Karumuri, Bharat ;   Liu, Rui ;   Gautier, Nicky ;   Vlachos, Ioannis ;   Glasscock, Edward ;   Iasemidis, Leonidas

Tags Signal processing in physiological systemsConnectivity measurements

The physiological mechanisms of sudden unexpected death in epilepsy (SUDEP) are still elusive. We herein report results from a digenic mouse...

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Atrial Fibrillation Detection Using Novel Blood Pressure Irregularity Indexes and Fuzzy Expert System

Huang, His-Chin ;   Lin, Yenn-Jiang ;   Shyu, Liang-Yu

Tags Fuzzy appoaches to signal pattern classification

This study develops a novel fuzzy expert system based on three novel blood pressure irregularity indexes for AF detection. Blood pressure...

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Automated Classification of EEG Recorded in the Emergency Department

Aghajani, Haleh ;   Ince, Nuri Firat ;   Zehtabchi, Shahriar ;   Sergot, Paulina ;   Omurtag, Ahmet

Tags Biomedical signal classificationTime-frequency analysis of biosignalsPrincipal component analysis

Electroencephalography (EEG) is a long established clinical test. We previously found that EEG is abnormal in 78% of altered mental status...

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Automated Feature Based Fine Hair Localization for Laser Hair Removal with Optical Imaging

Avsar, Murat ;   Yetik, Imam Samil

Tags Image classificationOptical imagingImage feature extraction

Laser hair removal is an increasingly popular non-surgical hair removal procedure[1], where the aim is to remove hair permanently by damaging...

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Autonomic State Classification Based on a Binary Classification Scheme on Heart Rate Variability Indices

Yamashita, Shohei ;   Yamashiro, Koichiro ;   Ito, Toshiki ;   Yana, Kazuo

Tags Biomedical signal classificationSignal processing in physiological systemsSignals and systems

This paper explores to search for the best classification scheme of autonomic states based on the heart rate variability (HRV). Six drug...

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Characterization of Crossovers in Tachograms of CHF Patients

Muñoz-Diosdado, Alejandro ;   Alonso-Martínez, Alejandro ;   Gutiérrez-Calleja, Ramón Alejandro

Tags Nonlinear analysis of biomedical signals

Detrended fluctuation method (DFA) was used to analyze heartbeat interval time series (tachograms) of healthy subjects and patients with...

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Comparison of Supervised and Unsupervised Radial Basis Function Networks for Breast Cancer Analysis

Bracio, Boris Romanus ;   Nanavati, Manan M. ;   Lissel, Alexandra

Tags Biomedical signal classificationNeural networks in biosignal processing and classificationPattern recognition methods for data mining in biosignals

Breast cancer is classified as the cancer with one of the highest mortality rate. A very critical role in order to save the patient's life is...

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Delay Estimation between Simultaneously Recorded Blood Flux and Oxygenation Signals from Healthy Human Skin

Kuliga, Katarzyna Zofia ;   Chipperfield, Andrew John ;   Gush, Rodney John ;   Clough, Geraldine Frances

Tags Signal processing in physiological systemsCoherence in biomedical signal processingTime-frequency analysis of biosignals

This paper presents the delay estimation between blood flux and oxygenation signals recorded noninvasively and simultaneously from human skin

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Deriving Context through Cluster Analysis of Unlabeled Physiological Data During Observational Experiments

Apker, Gregory ;   Doty, Tracy Jill ;   Kellihan, Bret ;   McDowell, Kaleb

Tags Signal processing in physiological systemsPattern recognition methods for data mining in biosignals

Long-term monitoring of physiological processes is necessary to study how the brain and body react in the real world; however, this approach...

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Detection of Epochs of Sleep Apnoea from the ECG Using a Committee of ELM Classifiers and Heart Rate Variability Parameters

Sadr, Nadi ;   de Chazal, Philip

Tags Biomedical simulation involving signal processingBiomedical signal classificationNeural networks in biosignal processing and classification

In this paper, minute-by-minute epochs of obstructive sleep apnoea are detected from the ECG. We use a committee of Extreme Learning...

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Differentiating Emotional Responses to Images and Words

Jensen, Camilla Birgitte Falk ;   Petersen, Michael Kai ;   Larsen, Jakob Eg

Tags Independent component analysisPrincipal component analysis

The emergence of low cost electroencephalography (EEG) wireless neuroheadsets may potentially turn smartphones into pocketable labs [1], and...

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Discovering Themes from AMD Retinal Maps Using Topic Models

Chundi, Parvathi ;   Subramaniam, Mahadevan ;   Margalit, Eyal

Tags Data miningKnowledge discovery and managementDecision support methods and systems

An approach to discover common patterns across spatial retinal maps of AMD patients using Latent Dirichlet Application (LDA) topic modeling...

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Drowsy Driving Accident Prediction Based on Heart Rate Variability Analysis

Abe, Erika ;   Fujiwara, Koichi ;   Hiraoka, Toshihiro ;   Yamakawa, Toshitaka ;   Kano, Manabu

Tags Biomedical signal classificationPattern recognition methods for data mining in biosignalsPrincipal component analysis

The present work aims to develop a new method for predicting a drowsy driving accident based on heart rate variability (HRV) analysis. The...

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Enhanced Template Matching Using Dynamic Positional Warping for Pattern Recognition in Electroencephalogram

Chang, Won-Du ;   Cha, Ho-Seung ;   Im, Chang-Hwan

Tags Biomedical signal classification

Since electroencephalogram (EEG) is often contaminated by other physiological/ pathological artifacts, automatic detection of these artifacts...

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Estimation of Muscle Force by Linear Regression of Motor Unit Spike Trains

Lin, Chuang ;   Negro, Francesco ;   Jiang, Ning ;   Farina, Dario

Tags Biomedical simulation involving signal processingMultivariate signal processingSignals and systems

In this paper, using a computational model, we investigate the accuracy with which muscle force can be estimated by using motor unit spike...

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Evaluation of Hypersonic Effect on Biological Signals That Reflect Alertness

Kondo, Yuki ;   Itai, Akitoshi ;   Shirakata, Tetsuro ;   Koike, Hiroyuki ;   Hirata, Yutaka

Tags Nonstationary processing of biomedical signalsTime-frequency analysis of biosignalsEmpirical mode decomposition in biosignal analysis

Inattentive driving including sleeping has recently been the worst cause of fatal car accidents in Japan. Previously we have demonstrated...

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Fetal Monitoring through Phonocardiography

Chetlur Adithya, Prashanth ;   Sankar, Ravi ;   Moreno, Wilfrido ;   Cain, Mary ;   Hart, Stuart ;   Simoes, Mario ;   Reyes, Carlos Alberto

Tags Signal processing in physiological systemsTime-frequency analysis of biosignalsCoherence in biomedical signal processing

This paper first highlights the state of the art in phonocardiography (PCG). Then by the use of time-frequency analysis some of the main...

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Fuzzy Clustering of Emotional States for the Robot-Assisted Rehabilitation System-RehabRoby

Aypar, Yigitcan ;   Palaska, Yunus ;   Gokay, Ramazan ;   Masazade, Engin ;   Erol Barkana, Duygun

Tags Fuzzy appoaches to signal pattern classificationBiomedical signal classificationSignal processing in physiological systems

In this paper, we cluster the emotional state of subjects (excitedness, boredom, or stress) under different difficulty levels of RehabRoby...

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Identifying Emphysema with Dynamic Modelling of Flow on Spirometry

Topalovic, Marko ;   Exadaktylos, Vasileios ;   Aerts, Jean-Marie ;   Berckmans, Daniel ;   Janssens, Wim

Tags Signal processing in physiological systemsSignals and systemsBiomedical signal classification

The aim of this study is to develop an automatic model for detection of emphysema based on a forced expiratory flow measurement from...

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Influence of LFP-Independent Spikes on In-Vivo LFPs

Waldert, Stephan ;   Lemon, Roger N. ;   Kraskov, Alexander

Tags Signals and systemsTime-frequency analysis of biosignals

The intra-cortical local field potential (LFP) reflects a variety of electrophysiological processes including synaptic inputs to neurons and...

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Mathematical Entropy Indices to Monitor States of Consciousness During Total Intravenous General Anesthesia

Mosquera, Oscar Leonardo ;   Botero, Daniel Alfonso ;   Cagy, Mauricio

Tags Signal processing in physiological systemsTime-scale and waveletsNeural networks in biosignal processing and classification

this work aims at the development of two indices to monitor states of consciousness in depth of anesthesia. Currently, there is no gold...

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Matrix-Variate Linear Discriminant Analysis for Filterbank-CSP

S. Aghaei, Amirhossein ;   Mahanta, Mohammad Shahin ;   Plataniotis, Konstantinos

Tags Biomedical signal classificationSignal processing in physiological systems

This paper takes into account the matrix-variate structure of the features obtained from Filterbank-CSP (FBCSP) algorithm, and proposes to...

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Modeling Deterioration in the Vital Signs of Critical Care Patients

Pollard, Tom Joseph ;   Pimentel, Marco A.F. ;   Harra, Louise ;   Williams, David ;   Clifton, David ;   Harris, Steven ;   Fong, Kevin

Tags Decision support methods and systemsHealth information systems

In this retrospective study we developed a data fusion model able to track physiologic deterioration in critical care patients. We demonstrate...

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Multichannel sEMG Signal Analysis using Hilbert-Huang Transform to Identify Time-Frequency Features

Altamirano-Altamirano, Alvaro ;   Vera, Arturo ;   Muñoz, Roberto ;   Leija, Lorenzo ;   Wolf, Didier

Tags Empirical mode decomposition in biosignal analysisPattern recognition methods for data mining in biosignalsNonlinear analysis of biomedical signals

Surface EMG signals have important characteristics that could be useful to anticipate user's movements for orthotic & prosthetic devices. To...

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Multivariate Dynamical Modeling to Investigate Human Adaptation to Space Flight: Initial Concepts

Shelhamer, Mark ;   Mindock, Jennifer ;   Zeffiro, Thomas ;   Krakauer, David ;   Paloski, William ;   Lumpkins, Sarah

Tags Algorithms and techniques for systems modelingNetwork modelingPhysiological systems

The array of physiological changes that occur when humans venture into space for long periods presents a challenge to future exploration....

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New Metric to Characterize SSVEPs at the Edge of Perception

Tsoneva, Tsvetomira ;   Garcia-Molina, Gary Nelson ;   Lazo, Marcelo ;   Sekulovski, Dragan

Tags Time-frequency analysis of biosignalsBiomedical signal classificationData mining in biosignals

A novel measure of SSVEP strength was developed and validated using repetitive visual stimulation at modulation depths around the visual...

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Novel Learning Assessment Method for EMG Training

Toledo Peral, Cinthya ;   Vera, Arturo ;   Muñoz, Roberto ;   Leija, Lorenzo

Tags Empirical mode decomposition in biosignal analysisBiomedical signal classificationTime-scale and wavelets

This paper depicts the evaluation of upper limb transhumeral amputees' electromyographic (EMG) training for prosthetic control. Wavelet...

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On the Evaluation of Instantaneous Heart Rate Reconstruction Accuracy

Joja, Ichiro ;   Higuchi, Naoto ;   Yana, Kazuo

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

This paper shows a method of evaluating the accuracy of the instantaneous heart rate reconstruction. A general evaluation scheme has been...

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Online Evaluation of an Unsupervised Classification Algorithm of SSVEP-Based-BCI

Urano, Takafumi ;   Ono, Yumie ;   Ikemoto, Kensuke ;   Saeki, Kentaro

Tags Biomedical signal classificationClosed loop systems in physiological systemsSignal processing in physiological systems

We have developed an unsupervised classification algorithm of steady-state visual evoked potential (SSVEP)- based-BCI using EEG features of...

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Prediction of Long-Term Glucose Control and Complications of Type 2 Diabetes Using Data Mining

Georga, Eleni I. ;   Protopappas, Vasilios C. ;   Bellos, Christos ;   Potsika, Vassiliki ;   Fotiadis, Dimitrios I.

Tags Data miningDecision support methods and systems

In this study, machine learning techniques are employed on clinical type 2 diabetes data to predict the average glucose control and the...

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Probabilistic Enhancement of EEG Component Using Prior Information of Component-Related Spatial Correlation

Maki, Hayato ;   Toda, Tomoki ;   Sakriani, Sakti ;   Graham, Neubig ;   Satoshi, Nakamura

Tags Time-frequency analysis of biosignalsParametric filtering and estimationPrincipal component analysis

The signal-noise ratio of EEG is very low, which presents serious problems for interpretation and analysis of signals from EEG recordings....

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QRS Region Location for R-Wave Identification Using Wavelet Packet in Rat EKG for Heart Rate Variability Analysis

Vega Martinez, Gabriel ;   Toledo Peral, Cinthya ;   Aztatzi-Aguilar, Octavio Gamaliel ;   Alvarado-Serrano, Carlos ;   De Vizcaya-Ruiz, Andrea ;   Leija, Lorenzo

Tags Empirical mode decomposition in biosignal analysisTime-scale and waveletsNonstationary processing of biomedical signals

This paper presents a novel use of wavelet packet to locate QRS regions to later identify R-waves in rat electrocardiogram (EKG). Using...

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Quantitative Model to Analyze Experimental Data of PK/PD Response in Subjects with Type 1 Diabetes

Wang, Shangying ;   Steil, Garry ;   Fu, Yongji

Tags Algorithms and techniques for systems modelingPK/PDParameter estimation

We employed a two compartment metabolic model to describe the pharmacokinetic (PK)/pharmacodynamics (PD) response of subcutaneous (SC)...

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Recognition of Heart Sounds Based on MFCCs and SVMs

Gad, Mohamed Moustafa Azmy

Tags Biomedical signal classificationSignal processing in physiological systems

Auscultation of heart sounds has used as an important primary symptom to identify cardiovascular disease (CVD) for a long time. In this...

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Reparatory Rate Monitoring Using Smartphones

Kong, Youngsun ;   Nam, Yunyoung ;   Ha, Sangho ;   Lee, Jinseok ;   Chon, Ki

Tags Time-frequency analysis of biosignalsNonstationary processing of biomedical signals

We designed and developed a respiratory rate estimation method using a built-in microphone of a smartphone. This method detects nasal airflow...

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Scale Effect on Spatial Attention: An Event-Related Potential Study Using Paradigm of Concentric Circles

Lin, Zixuan ;   Guo, Xiaoli ;   Tong, Shanbao

Tags Sensory neuroprostheses - Signal and vision processingNeural signal processingBrain functional imaging - EEG

Event-related potential (ERP) studies of scale effect on spatial attention studies showed contradictory results. In this study, paradigm of...

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Sleep Onset Detection Using Dominant Frequency with Recurrent Elman Classifier

Bangalore Ramesh, Purnima ;   Natarajan, Sriraam ;   Krishnaswamy, Uma Maheswari

Tags Biomedical simulation involving signal processingSignal processing in physiological systemsBiomedical signal classification

This study aims to develop an automatic method to detect sleep onset by discriminating the transition between the wakeful state and Stage N1...

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Study on the Feasibility of Non-Invasive Blood Pressure Estimation Based on Pulse Arrival Time

Escobar, Braiam ;   Torres, Róbinson

Tags Pulse transit timePulse wave velocityArterial pressure

This paper describes a study on the feasibility of Non-invasive blood pressure estimation based on pulse arrival time. Two different analyses...

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Synthesis of High-Frequency Blockade in the Mammalian Axon

Krouchev, Nedialko I. ;   Danner, Simon M. ;   Vinet, Alain ;   Sawan, Mohamad ;   Rattay, Frank

Tags Biomedical data-driven modelingPhysiological systems

We investigate the pure axon high frequency blockade (HFB) problem. This is a biomedical analysis and synthesis problem of high practical...

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Time-On-Legs: Measuring Weight-Bearing Activities and Postures in Older People Using a Pendant Sensor

Zhang, Wei ;   Geraedts, Hilde ;   Wahle, Fabian ;   Baldus, Heribert ;   Stevens, Martin ;   Zijlstra, Wiebren

Tags Biomedical simulation involving signal processingBiomedical signal classification

Results are presented of a study on detecting weight-bearing activities and postures in older people using a pendant sensor device. Mean...

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Towards Short-TE MR Spectroscopic Imaging: Spectral Decomposition and Removal of Baseline Signals

Ning, Qiang ;   Ma, Chao ;   Johnson, Curtis ;   Liang, Zhi-Pei

Tags Parametric filtering and estimation

Using short echo times (TE) for magnetic resonance spectroscopy imaging (MRSI) is a promising method to enhance signal-to-noise ratio,...

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Ultrasound Echo Intensity in Stroke Subjects: A Pilot Study

Srivatsan, Sudarshan ;   Jeon, Brian ;   Lee, Sabrina ;   Chardon, Matthieu ;   Rymer, William Zev ;   Suresh, Nina

Tags High-frequency ultrasound technology

In this ongoing study we examined the relationship between ultrasound echo intensity and maximum voluntary contraction in contralateral and...

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Use of Cross-Frequency Coupling to Localize the Ictal Core of Epileptic Seizures

Jouny, Christophe ;   Malinowska, Urszula ;   Cervenka, Mackenzie C. ;   Bergey, Gregory

Tags Phase locking estimation in biosignal analysisTime-frequency analysis of biosignalsSignal processing in physiological systems

Accurate localization of a seizure onset zone remains one of the most critical goals to achieve when evaluating patients for epilepsy surgery....

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Voice Pathology Detection Based on Kullback–Leibler Divergence of Highest Amplitude Suppression Spectrum and MFCC

Roque Antunes Barreira, Ramiro ;   Luan Ling, Lee

Tags Nonlinear analysis of biomedical signalsBiomedical signal classification

This work introduces in the automatic voice pathology detection field a new feature obtained by applying the Kullback-Leibler divergence (KLD)...

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