A High Frequency Steady-State Visually Evoked Potential Based Brain Computer Interface Using Consumer-Grade EEG Headset

Bialas, Piotr Rafal ;   Milanowski, Piotr

Tags Time-scale and waveletsSignal processing in physiological systems

This work evaluates a possibility of creating a high-frequency, SSVEP-based brain computer interface using a low cost EEG recording hardware...

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A Novel Method for the Automatic Segmentation of Activity Data from a Wrist Worn Device: Preliminary Results

Amor, James ;   Ahanathapillai, Vijayalakshmi ;   James, Christopher

Tags Time-frequency analysis of biosignalsData mining in biosignalsPattern recognition methods for data mining in biosignals

Activity monitoring is used in a number of fields in order to assess the physical activity of the user. Applications include health and...

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Adaptive BCI Based on Software Agents

Bastos, Teodiano ;   Castillo, Javier ;   Ferreira, Andre ;   Cotrina, Anibal ;   Benevides, Alessandro ;   Caicedo, Eduardo ;   Deslile, Denis ;   Longo, Berthil

Tags Time-frequency analysis of biosignalsBiomedical simulation involving signal processing

The feature selection is generally the most difficult field to model in BCIs. Therefore, time and effort are invested in individual feature...

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Ambulatory Pain Evaluation Based on Heart Rate Variability Analysis: Application to Physical Therapy

De Jonckheere, Julien ;   Dassonneville, Alain ;   Jeanne, Mathieu ;   Logier, Regis

Tags Time-scale and waveletsNonstationary processing of biomedical signals

Pain assessment is critical for efficient pain management. Clinicians usually use self-report or behavioral pain scales. In practice, the choice...

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Analysis of Cochlear Implant Artifact Removal Techniques Using the Continuous Wavelet Transform

Sinkiewicz, Daniel ;   Friesen, Lendra ;   Ghoraani, Behnaz

Tags Time-frequency analysis of biosignalsSignal processing in physiological systemsNonlinear analysis of biomedical signals

When patients with cochlear implants (CI) undergo cortical auditory evoked potential (CAEP) tests to evaluate their hearing, a large electrical...

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Continuous Wavelet Application for the Assessment of Neural Potential Interaction During Time Discrimination Task

Foustoukos, Georgios ;   Tsiaparas, Nikos ;   Christopoulou, Maria ;   Papageorgiou, Charalabos ;   Nikita, Konstantina

Tags Coherence in biomedical signal processingTime-scale and waveletsNonstationary processing of biomedical signals

The aim of the paper is to assess the interaction of the neural potentials during a time discrimination psychoacoustic task. Ten subjects...

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Deconvolution of High Rate Flicker Electroretinograms

Alokaily, Ahmad ;   Bohorquez, Jorge ;   Ozdamar, Ozcan

Tags Time-frequency analysis of biosignalsSignal processing in physiological systems

Abstract- Flicker electroretinograms are steady-state electroretinograms (ERGs) generated by high rate flash stimuli that produce...

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Detection of K-Complexes based on the Wavelet Transform

Krohne, Laerke Karen ;   Hansen, Rie Beck ;   Christensen, Julie Anja Engelhard ;   Sorensen, Helge B D ;   Jennum, Poul

Tags Time-scale and waveletsBiomedical signal classification

Sleep scoring needs computational assistance to reduce execution time and to assure high quality. In this pilot study a semi-automatic...

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Developing Time-Frequency Features for Prediction of the Recurrence of Atrial Fibrillation after Electrical Cardioversion Therapy

Sterling, Mark ;   Huang, David ;   Ghoraani, Behnaz

Tags Time-frequency analysis of biosignalsPattern recognition methods for data mining in biosignalsTime-scale and wavelets

External electrical cardioversion has been used as a therapeutic option to terminate atrial fibrillation (AF) and restore sinus rhythm (SR)....

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Information Flow and Coherence of EEG During Awake, Meditation and Drowsiness

Dissanayaka, Chamila ;   Ben-Simon, Eti ;   Cvetkovic, Dean ;   Gruberger, Michal ;   Maron-Katz, Adi ;   Hendler, Talma ;   Chaparro-Vargas, Ramiro

Tags Time-frequency analysis of biosignals

A comparison of coupling (information flow) and coherence (connectedness) of the brain regions between human awake, meditation and...

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Neural Potentials Disorder During Differential Psychoacoustic Experiment Evaluated by Discrete Wavelet Analysis

Tsakiraki, Eleni ;   Tsiaparas, Nikos ;   Christopoulou, Maria ;   Papageorgiou, Charalabos ;   Nikita, Konstantina

Tags Time-scale and waveletsNonstationary processing of biomedical signals

The aim of the paper is the assessment of neural potentials disorder during a differential sensitivity psychoacoustic procedure. Ten...

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Noninvasive Blood Pressure and the Second Heart Sound Analysis

Castro, Ana ;   Mattos, Sandra ;   Coimbra, Miguel

Tags Time-frequency analysis of biosignalsSignal processing in physiological systemsMultivariate signal processing

Heart sound characteristics are linked to blood pressure, and its interpretation is important for detection of cardiovascular disease. In this...

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On the Effect of Subliminal Priming on Subjective Perception of Images: A Machine Learning Approach

Kumar, Parmod ;   Mahmood, Faisal ;   Menoth, Dhanya Mohan ;   Wong, Ken Kian Foong ;   Agrawal, Abhishek ;   Elgendi, Mohamed ;   Shukla, Rohit ;   Dauwels, Justin ;   Chan, Alice H.D.

Tags Time-scale and wavelets

The research presented in this article investigates the influence of subliminal prime words on peoples' judgment about images, through...

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Pediatric Heart Sound Segmentation Using Hidden Markov Model

Sedighian, Pouye ;   Subudhi, Andrew ;   Scalzo, Fabien ;   Asgari, Shadnaz

Tags Time-frequency analysis of biosignalsSignal processing in physiological systemsMarkov models in signal pattern classification

Recent advances in technology have enabled automatic cardiac auscultation using digital stethoscopes. This in turn creates the need for...

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Resting State and Task-Related Brain Dynamics Supporting Insight

Wu, Ying Choon ;   Jung, Melody ;   Lock, Derrick ;   Chao, Eric ;   Swartz, Jerome ;   Jung, Tzyy-Ping

Tags Time-frequency analysis of biosignals

Problems can be solved in a variety of ways. One might systematically evaluate a known space of possible solutions until the right one is...

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Spike Detection and Sorting Using PARAFAC2 Method

Just, Thomas ;   Weis, Martin ;   Husar, Peter

Tags Time-frequency analysis of biosignalsCausality

In this contribution we introduce the Parallel Factor 2 (PARAFAC2) analysis as a novel method for the simultaneous detection and...

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SSVEP-Modulation by Covert and Overt Attention: Novel Features for BCI in Attention Neuro-Rehabilitation

Ordikhani-Seyedlar, Mehdi ;   Sorensen, Helge B D ;   Kjaer, Troels Wesenberg ;   Siebner, Hartwig R. ;   Puthusserypady, Sadasivan

Tags Time-frequency analysis of biosignals

In this pilot study the effect of attention (covert and overt) on the signal detection and classification of steady-state visual-evoked...

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Time-Frequency Visualization of Alcohol Withdrawal Tremors

Carver, Sally ;   Norouzi, Narges ;   Bromberg, Simon ;   Gray, Sara ;   Kahan, Mel ;   Aarabi, Parham ;   Borgundvaag, Bjug

Tags Time-frequency analysis of biosignalsBiomedical signal classificationSignals and systems

In this paper, we propose a signal processing method of assessing the severity tremors caused by alcohol withdrawal (AW) syndrome. We have...

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Transforming Artifact to Signal: A Wavelet-Based Algorithm for Quantifying Neonatal Movement

Zuzarte, Ian ;   Courtney, Temple ;   Indic, Premananda ;   Paydarfar, David

Tags Time-scale and waveletsTime-frequency analysis of biosignalsSignal processing in physiological systems

In neonatal research, physiological signals are often degraded by an artifact generated by movement of the infant. Portions of these...

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