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Developments in Brain Computer Interfaces (BCIs) are empowering those with severe physical afflictions through their use in assistive systems. Common methods of achieving this is via Motor Imagery (MI), which maps brain signals to code for…

信号处理 · 电气工程与系统科学 2020-05-28 Abdul Moeed

The electroencephalography (EEG), which is one of the easiest modes of recording brain activations in a non-invasive manner, is often distorted due to recording artifacts which adversely impacts the stimulus-response analysis. The most…

音频与语音处理 · 电气工程与系统科学 2021-11-30 Jaswanth Reddy Katthi , Sriram Ganapathy

A brain-computer interface (BCI) establishes a direct communication pathway between the brain and an external device. Electroencephalogram (EEG) is the most popular input signal in BCIs, due to its convenience and low cost. Most research on…

人机交互 · 计算机科学 2024-12-16 L. Meng , X. Jiang , J. Huang , W. Li , H. Luo , D. Wu

We propose a new measure to estimate the direction of information flux in multivariate time series from complex systems. This measure, based on the slope of the phase spectrum (Phase Slope Index) has invariance properties that are important…

This paper asks whether integrating multimodal EEG and fMRI data offers a better characterisation of functional brain architectures than either modality alone. This evaluation rests upon a dynamic causal model that generates both EEG and…

定量方法 · 定量生物学 2019-06-19 Huilin Wei , Amirhossein Jafarian , Peter Zeidman , Vladimir Litvak , Adeel Razi , Dewen Hu , Karl J. Friston

This paper presents a systematic literature review on Brain-Computer Interfaces (BCIs) in the context of Machine Learning. Our focus is on Electroencephalography (EEG) research, highlighting the latest trends as of 2023. The objective is to…

人机交互 · 计算机科学 2023-07-07 Nathan Koome Murungi , Michael Vinh Pham , Xufeng Dai , Xiaodong Qu

Electroencephalogram (EEG) signals are frequently used in brain-computer interfaces (BCIs), but they are easily contaminated by artifacts and noises, so preprocessing must be done before they are fed into a machine learning algorithm for…

机器学习 · 计算机科学 2020-03-31 Dongrui Wu , Jung-Tai King , Chun-Hsiang Chuang , Chin-Teng Lin , Tzyy-Ping Jung

An alternative pathway for the human brain to communicate with the outside world is by means of a brain computer interface (BCI). A BCI can decode electroencephalogram (EEG) signals of brain activities, and then send a command or an intent…

计算机视觉与模式识别 · 计算机科学 2019-07-31 Junhua Li , Zbigniew Struzik , Liqing Zhang , Andrzej Cichocki

A brain-computer interface (BCI) enables direct communication between the human brain and external devices. Electroencephalography (EEG) based BCIs are currently the most popular for able-bodied users. To increase user-friendliness, usually…

人机交互 · 计算机科学 2024-12-05 Ziwei Wang , Siyang Li , Jingwei Luo , Jiajing Liu , Dongrui Wu

Biomedical signal processing extract meaningful information from physiological signals like electrocardiograms (ECGs), electroencephalograms (EEGs), and electromyograms (EMGs) to diagnose, monitor, and treat medical conditions and diseases…

信号处理 · 电气工程与系统科学 2025-08-13 Justin London

Brain decoding has emerged as a rapidly advancing and extensively utilized technique within neuroscience. This paper centers on the application of raw electroencephalogram (EEG) signals for decoding human brain activity, offering a more…

机器学习 · 计算机科学 2025-02-04 Zenon Lamprou , Yashar Moshfeghi

Electroencephalography (EEG) is an non-invasive method to record the electrical activity of the brain. The EEG signals are low bandwidth and recorded from multiple electrodes simultaneously in a time synchronized manner. Typical EEG signal…

信号处理 · 电气工程与系统科学 2024-12-24 Sunil Kumar Kopparapu

Sonification is a data visualization technique which expresses data attributes via psychoacoustic parameters, which are non-speech audio signals used to convey information. This paper investigates the binary estimation of cognitive load…

人机交互 · 计算机科学 2024-01-17 Gulshan Sharma , Surbhi Madan , Maneesh Bilalpur , Abhinav Dhall , Ramanathan Subramanian

Brain-computer interfaces (BCIs) offer transformative potential, but decoding neural signals presents significant challenges. The core premise of this paper is built around demonstrating methods to elucidate the underlying low-dimensional…

机器学习 · 计算机科学 2025-02-28 Benjamin J. Choi

This work investigates the predictive potential of bipolar electroencephalogram (EEG) recordings towards efficient prediction of poor neurological outcomes. A retrospective design using a hybrid deep learning approach is utilized to…

信号处理 · 电气工程与系统科学 2023-10-09 Hemin Ali Qadir , Naimahmed Nesaragi , Per Steiner Halvorsen , Ilangko Balasingham

Electroencephalogram (EEG) provides noninvasive measures of brain activity and is found to be valuable for diagnosis of some chronic disorders. Specifically, pre-treatment EEG signals in alpha and theta frequency bands have demonstrated…

应用统计 · 统计学 2023-05-24 Bin Yang , Xingche Guo , Ji Meng Loh , Qinxia Wang , Yuanjia Wang

Functional connectivity of cognitive tasks allows researchers to analyse the interaction mapping occurring between different regions of the brain using electroencephalography (EEG) signals. Standard practice in functional connectivity…

人机交互 · 计算机科学 2019-07-23 Saugat Bhattacharyya , Mitsuhiro Hayashibe

The study of Music Cognition and neural responses to music has been invaluable in understanding human emotions. Brain signals, though, manifest a highly complex structure that makes processing and retrieving meaningful features challenging,…

声音 · 计算机科学 2022-02-22 Kleanthis Avramidis , Christos Garoufis , Athanasia Zlatintsi , Petros Maragos

The human brain receives stimuli in multiple ways; among them, audio constitutes an important source of relevant stimuli for the brain regarding communication, amusement, warning, etc. In this context, the aim of this manuscript is to…

信号处理 · 电气工程与系统科学 2024-11-21 Isaac Ariza , Ana M. Barbancho , Lorenzo J. Tardon , Isabel Barbancho

Identifying causal relationships among distinct brain areas, known as effective connectivity, holds key insights into the brain's information processing and cognitive functions. Electroencephalogram (EEG) signals exhibit intricate dynamics…

信号处理 · 电气工程与系统科学 2023-07-20 Peizhen Yang , Xinke Shen , Zongsheng Li , Zixiang Luo , Kexin Lou , Quanying Liu