中文
相关论文

相关论文: Sparse algorithms for EEG source localization

200 篇论文

Reconstructing brain sources is a fundamental challenge in neuroscience, crucial for understanding brain function and dysfunction. Electroencephalography (EEG) signals have a high temporal resolution. However, identifying the correct…

图像与视频处理 · 电气工程与系统科学 2026-03-12 Marco Morik , Ali Hashemi , Klaus-Robert Müller , Stefan Haufe , Shinichi Nakajima

Electroencephalography (EEG) signals, known for convenient non-invasive acquisition but low signal-to-noise ratio, have recently gained substantial attention due to the potential to decode natural images. This paper presents a…

人机交互 · 计算机科学 2024-04-05 Yonghao Song , Bingchuan Liu , Xiang Li , Nanlin Shi , Yijun Wang , Xiaorong Gao

Electroencephalography (EEG) is a generally used neuroimaging approach in brain-computer interfaces due to its non-invasive characteristics and convenience, making it an effective tool for understanding human intentions. Therefore, recent…

信号处理 · 电气工程与系统科学 2024-11-19 Sung-Jin Kim , Dae-Hyeok Lee , Hyeon-Taek Han

MEG and EEG are noninvasive functional neuroimaging techniques that provide recordings of brain activity with high temporal resolution, and thus provide a unique window to study fast time-scale neural dynamics in humans. However, the…

应用统计 · 统计学 2015-11-13 Camilo Lamus , Matti S. Hamalainen , Emery N. Brown , Patrick L. Purdon

Current non-invasive neuroimaging techniques trade off between spatial resolution and temporal resolution. While magnetoencephalography (MEG) can capture rapid neural dynamics and functional magnetic resonance imaging (fMRI) can spatially…

神经元与认知 · 定量生物学 2025-10-13 Beige Jerry Jin , Leila Wehbe

Electroencephalography (EEG) signals are promising as alternatives to other biometrics owing to their protection against spoofing. Previous studies have focused on capturing individual variability by analyzing task/condition-specific EEG.…

信号处理 · 电气工程与系统科学 2021-03-29 Mari Ganesh Kumar , Shrikanth Narayanan , Mriganka Sur , Hema A Murthy

Patient similarity assessment (PSA) is pivotal to evidence-based and personalized medicine, enabled by analyzing the increasingly available electronic health records (EHRs). However, machine learning approaches for PSA has to deal with…

机器学习 · 计算机科学 2022-02-04 Xian Wei , See Kiong Ng , Tongtong Zhang , Yingjie Liu

In this paper, a novel method based on the entropy estimation of the observation space eigenvalues is proposed to estimate the number of the sources in Gaussian and Non-Gaussian noise. In this method, the eigenvalues of correlation matrix…

应用统计 · 统计学 2024-09-02 Hamid Asadi , Babak Seyfe

Electroencephalographic (EEG) recordings are often contaminated by electromyographic (EMG) artifacts, especially when recording during movement. Existing methods to remove EMG artifacts include independent component analysis (ICA), and…

信号处理 · 电气工程与系统科学 2020-07-08 Yongcheng Li , Po T. Wang , Mukta P. Vaidya , Charles Y. Liu , Marc W. Slutzky , An H. Do

Assigning accurate conductivity values in human head models is an essential factor for performing precise electroencephalographic (EEG) source localization and targeting of transcranial electrical stimulation (TES). Unfortunately, the…

Electroencephalogram (EEG) data is crucial for diagnosing mental health conditions but is costly and time-consuming to collect at scale. Synthetic data generation offers a promising solution to augment datasets for machine learning…

信号处理 · 电气工程与系统科学 2025-07-08 Gideon Vos , Maryam Ebrahimpour , Liza van Eijk , Zoltan Sarnyai , Mostafa Rahimi Azghadi

Simultaneous EEG-fMRI is a multi-modal neuroimaging technique that provides complementary spatial and temporal resolution. Challenging has been developing principled and interpretable approaches for fusing the modalities, specifically…

神经元与认知 · 定量生物学 2022-12-06 Xueqing Liu , Tao Tu , Paul Sajda

Background and Objective: Processing electrophysiological signals often requires blind source separation (BSS) due to the nature of mixing source signals. However, its complex computational demands make real-time BSS challenging. The…

人机交互 · 计算机科学 2024-11-28 Yao Li , Haowen Zhao , Yunfei Liu , Xu Zhang

Objective: Continuous EEG (cEEG) monitoring is associated with lower mortality in critically ill patients, however it is underutilized due to the difficulty of manually interpreting prolonged streams of cEEG data. Here we present a novel…

EEG technology finds applications in several domains. Currently, most EEG systems require subjects to wear several electrodes on the scalp to be effective. However, several channels might include noisy information, redundant signals, induce…

信号处理 · 电气工程与系统科学 2021-06-22 Michela C. Massi , Francesca Ieva

Coherence and phase synchronization between time series corresponding to different spatial locations are usually interpreted as indicators of the connectivity between locations. In neurophysiology, time series of electric neuronal activity…

统计方法学 · 统计学 2007-07-12 Roberto D. Pascual-Marqui

The success of stereoelectroencephalographic (SEEG) investigations depends crucially on the hypotheses on the putative location of the seizure onset zone. This information is derived from non-invasive data either based on visual analysis or…

Electroencephalography (EEG) allows for source measurement of electrical brain activity. Particularly for inverse localization, the electrode positions on the scalp need to be known. Often, systems such as optical digitizing scanners are…

计算机视觉与模式识别 · 计算机科学 2019-08-13 Nils Gessert , Martin Gromniak , Marcel Bengs , Lars Matthäus , Alexander Schlaefer

The electrocardiogram (ECG) is one of the most widespread diagnostic tools in healthcare and supports the diagnosis of cardiovascular disorders. Deep learning methods are a successful and popular technique to detect indications of disorders…

信号处理 · 电气工程与系统科学 2021-11-17 J. Venton , P. M. Harris , A. Sundar , N. A. S. Smith , P. J. Aston

The electroencephalogram (EEG) is the most popular form of input for brain computer interfaces (BCIs). However, it can be easily contaminated by various artifacts and noise, e.g., eye blink, muscle activities, powerline noise, etc.…

信号处理 · 电气工程与系统科学 2018-08-21 He He , Dongrui Wu