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This manuscript describes and implementation of scripts of code aimed at reducing the influence of artifacts, specifically focused on ocular artifacts, in the measurement and processing of electroencephalogram (EEG) signals. This process is…

Signal Processing · Electrical Eng. & Systems 2024-11-22 Mario Molina-Molina , Lorenzo J. Tardon , Ana M. Barbancho , Isabel Barbancho

Extraction of the movement-related high-gamma (80 - 160 Hz) in electroencephalogram (EEG) from traumatic brain injury (TBI) patients who have had hemicraniectomies, remains challenging due to a confounding bandwidth overlap with surface…

Signal Processing · Electrical Eng. & Systems 2020-07-08 Yongcheng Li , Po T. Wang , Mukta P. Vaidya , Charles Y. Liu , Marc W. Slutzky , An H. Do

Electroencephalography (EEG) signals are frequently contaminated by artifacts, affecting the accuracy of subsequent analysis. Traditional artifact removal methods are often computationally expensive and inefficient for real-time…

Signal Processing · Electrical Eng. & Systems 2026-02-11 Haoliang Liu , Chengkun Cai , Xu Zhao , Lei Li

Research about brain activities involving spoken word production is considerably underdeveloped because of the undiscovered characteristics of speech artifacts, which contaminate electroencephalogram (EEG) signals and prevent the inspection…

Sound · Computer Science 2022-06-02 Holy Lovenia , Hiroki Tanaka , Sakriani Sakti , Ayu Purwarianti , Satoshi Nakamura

Objective. Electroencephalography (EEG) is a widely used neuroimaging technique known for its cost-effectiveness and user-friendliness. However, various artifacts, particularly biological artifacts like Electromyography (EMG) signals, lead…

Signal Processing · Electrical Eng. & Systems 2025-03-18 Lu Wang-Nöth , Philipp Heiler , Hai Huang , Daniel Lichtenstern , Alexandra Reichenbach , Luis Flacke , Linus Maisch , Helmut Mayer

Electroencephalography (EEG) has countless applications across many of fields. However, EEG applications are limited by low signal-to-noise ratios. Multiple types of artifacts contribute to the noisiness of EEG, and many techniques have…

Signal Processing · Electrical Eng. & Systems 2021-06-25 S Sadiya , T Alhanai , MM Ghassemi

EEG signals are complex and low-frequency signals. Therefore, they are easily influenced by external factors. EEG artifact removal is crucial in neuroscience because artifacts have a significant impact on the results of EEG analysis. The…

Signal Processing · Electrical Eng. & Systems 2022-09-27 Mehmet Akif Ozdemir , Sumeyye Kizilisik , Onan Guren

This paper proposes to use cepstrum for artifact detection, recognition and removal in prefrontal EEG. This work focuses on the artifact caused by eye movement. A database containing artifact-free EEG and eye movement contaminated EEG from…

Signal Processing · Electrical Eng. & Systems 2024-04-15 Siqi Han , Chao Zhang , Jiaxin Lei , Qingquan Han , Yuhui Du , Anhe Wang , Shuo Bai , Milin Zhang

The recorded electroencephalography (EEG) signals are usually contaminated by many artifacts. In recent years, deep learning models have been used for denoising of electroencephalography (EEG) data and provided comparable performance with…

Signal Processing · Electrical Eng. & Systems 2021-02-16 Haoming Zhang , Chen Wei , Mingqi Zhao , Haiyan Wu , Quanying Liu

Electroencephalographic (EEG) signals are fundamental to neuroscience research and clinical applications such as brain-computer interfaces and neurological disorder diagnosis. These signals are typically a combination of neurological…

Machine Learning · Computer Science 2023-10-27 Matteo Gabardi , Aurora Saibene , Francesca Gasparini , Daniele Rizzo , Fabio Antonio Stella

Objective: Analysis of the electroencephalogram (EEG) for epileptic spike and seizure detection or brain-computer interfaces can be severely hampered by the presence of artifacts. The aim of this study is to describe and evaluate a fast…

Electromyogenic (EMG) noise is a major contamination source in EEG data that can impede accurate analysis of brain-specific neural activity. Recent literature on EMG artifact removal has moved beyond traditional linear algorithms in favor…

Machine Learning · Computer Science 2025-02-28 Benjamin J. Choi

In order to reduce the muscle artifacts in multi-channel pervasive Electroencephalogram (EEG) signals, we here propose and compare two hybrid algorithms by combining the concept of wavelet packet transform (WPT), empirical mode…

Medical Physics · Physics 2014-10-22 Valentina Bono , Wasifa Jamal , Saptarshi Das , Koushik Maharatna

This paper introduces a novel method for effectively removing artifacts from EEG signals by combining the Empirical Mode Decomposition (EMD) method with a machine learning architecture. The proposed method addresses the limitations of…

Artificial Intelligence · Computer Science 2024-09-24 Ildar Rakhmatulin

Simultaneous EEG-fMRI recording combines high temporal and spatial resolution for tracking neural activity. However, its usefulness is greatly limited by artifacts from magnetic resonance (MR), especially gradient artifacts (GA) and…

Signal Processing · Electrical Eng. & Systems 2025-07-31 K. A. Shahriar , E. H. Bhuiyan , Q. Luo , M. E. H. Chowdhury , X. J. Zhou

Objective. EEG data collected during fMRI acquisition are contaminated with MRI gradients and ballistocardiogram (BCG) artifacts, in addition to artifacts of physiological origin. There have been several attempts for reducing these…

Mental task identification and classification using single/limited channel(s) electroencephalogram (EEG) signals in real-time play an important role in the design of portable brain-computer interface (BCI) and neurofeedback (NFB) systems.…

Signal Processing · Electrical Eng. & Systems 2022-05-18 Manali Saini , Udit Satija , Madhur Deo Upadhayay

Electrohysterography (EHG) enables non-invasive monitoring of uterine contractions but can be contaminated by electrocardiogram (ECG) artifacts. This work presents an ECG removal method using algebraic differentiators, a control-theoretic…

Systems and Control · Electrical Eng. & Systems 2026-03-20 Amine Othmane , Maria Camila Bustos Vivas , Johannes Steuer , Jana Hutter

Artifacts in the electroencephalogram (EEG) degrade signal quality and impact the analysis of brain activity. Current methods for detecting artifacts in sleep EEG rely on simple threshold-based algorithms that require manual intervention,…

Signal Processing · Electrical Eng. & Systems 2025-04-25 Khrystyna Semkiv , Jia Zhang , Maria Laura Ferster , Walter Karlen

Electroencephalogram (EEG) signals are often corrupted with unintended artifacts which need to be removed for extracting meaningful clinical information from them. Typically a priori knowledge of the nature of the artifacts is needed for…

Medical Physics · Physics 2018-03-02 Valentina Bono , Saptarshi Das , Wasifa Jamal , Koushik Maharatna