Detection of EEG K-complexes using fractal dimension of time frequency images technique coupled with undirected graph features

W Al-Salman, Y Li, P Wen - Frontiers in Neuroinformatics, 2019 - frontiersin.org
K-complexes identification is a challenging task in sleep research. The detection of k-
complexes in electroencephalogram (EEG) signals based on visual inspection is time …

Generalised rational approximation and its application to improve deep learning classifiers

V Peiris, N Sharon, N Sukhorukova, J Ugon - Applied Mathematics and …, 2021 - Elsevier
A rational approximation (that is, approximation by a ratio of two polynomials) is a flexible
alternative to polynomial approximation. In particular, rational functions exhibit accurate …

A novel system for automatic detection of K-complexes in sleep EEG

C Yücelbaş, Ş Yücelbaş, S Özşen, G Tezel… - Neural Computing and …, 2018 - Springer
Sleep staging process is applied to diagnose sleep-related disorders by sleep experts
through analyzing sleep signals such as electroencephalogram (EEG), electrooculogram …

Detection of epileptic seizure in EEG signals using linear least squares preprocessing

ZR Zamir - Computer methods and programs in biomedicine, 2016 - Elsevier
An epileptic seizure is a transient event of abnormal excessive neuronal discharge in the
brain. This unwanted event can be obstructed by detection of electrical changes in the brain …

K-complex detection based on pattern matched wavelets

CR Patti, H Abdullah, Y Shoji, A Hayley… - 2016 IEEE EMBS …, 2016 - ieeexplore.ieee.org
K-complex detection is a fundamental requirement during sleep stage analysis. A number of
past studies have used commonly applied wavelets to detect K-complexes. In this study we …

Rational and generalised rational Chebyshev approximation problems and their applications

V Peiris - Bulletin of the Australian Mathematical Society, 2023 - cambridge.org
In Chebyshev (uniform) approximation, the goal is to minimise the maximum deviation of the
approximation from the original function. Classical rational Chebyshev approximation is …

[PDF][PDF] K-complex detection based on synchrosqueezing transform

Z Ghanbari, MH Moradi - AUT Journal of Electrical Engineering, 2017 - eej.aut.ac.ir
K-complex is an underlying pattern in the sleep EEG. Due to the role of sleep studies
inneurophysiologic and cognitive disorders diagnosis, reliable methods for analysis and …

Rational approximation and its application to improving deep learning classifiers

V Peiris, N Sharon, NSJ Ugon - arXiv preprint arXiv:2002.11330, 2020 - arxiv.org
A rational approximation by a ratio of polynomial functions is a flexible alternative to
polynomial approximation. In particular, rational functions exhibit accurate estimations to …

Automatic Identification of K-complex in Sleep EEG Signal for Clinical Practice

R Ranjan, BC Sahana - 2022 IEEE Delhi Section …, 2022 - ieeexplore.ieee.org
Sleep is one of the prime natural activities for human well-being in physical, emotional, and
mental aspects. The assessment of sleep EEG requires in the diagnosis of some sleep …

Detection of K-complexes in sleep EEG with support vector machines

T Kantar, A Erdamar - 2017 25th signal processing and …, 2017 - ieeexplore.ieee.org
Sleep is a state that can be characterized by the electrical oscillations of nerve cells, where
brain activity is more stable than waking. Transient waveforms observed in sleep …