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We present several versions of Regularized Combined Field Integral Equation (CFIER) formulations for the solution of three dimensional frequency domain electromagnetic scattering problems with Perfectly Electric Conducting (PEC) boundary…

数值分析 · 数学 2014-04-08 Yassine Boubendir , Catalin Turc

Synthetic electrocardiogram generation serves medical AI applications requiring privacy-preserving data sharing and training dataset augmentation. Current diffusion-based methods achieve high generation quality but require hundreds of…

信号处理 · 电气工程与系统科学 2025-09-16 Vitalii Bondar , Serhii Semenov , Vira Babenko , Dmytro Holovniak

The generalization and robustness of an electroencephalogram (EEG)-based computer aided diagnostic system are crucial requirements in actual clinical practice. To reach these goals, we propose a new EEG representation that provides a more…

机器学习 · 计算机科学 2017-02-10 Khadijeh Sadatnejad , Saeed S. Ghidary , Reza Rostami , Reza Kazemi

The Scaled Boundary Finite Element Method is a novel semi-analytical method jointly developed by Chongmin Song and John P Wolf to solve problems in elastodynamics and allied problems in civil engineering. This novel method has been recently…

计算物理 · 物理学 2007-05-23 V. S. Prasanna Rajan

EEG based brain state decoding has numerous applications. State of the art decoding is based on processing of the multivariate sensor space signal, however evidence is mounting that EEG source reconstruction can assist decoding. EEG source…

We demonstrate an application of spherical harmonic decomposition to analysis of the human electroencephalogram (EEG). We implement two methods and discuss issues specific to analysis of hemispherical, irregularly sampled data. Performance…

生物物理 · 物理学 2009-11-06 Brett M. Wingeier , Paul L. Nunez , Richard B. Silberstein

Electroencephalography (EEG) is commonly used by physicians for the diagnosis of numerous neurological disorders. Due to the large volume of EEGs requiring interpretation and the specific expertise involved, artificial intelligence-based…

We provide an overview of the state-of-the-art for mathematical methods that are used to reconstruct brain activity from neurophysiological data. After a brief introduction on the mathematics of the forward problem, we discuss standard and…

定量方法 · 定量生物学 2017-05-09 Alberto Sorrentino , Michele Piana

A boundary integral formulation for the solution of the Helmholtz equation is developed in which all traditional singular behaviour in the boundary integrals is removed analytically. The numerical precision of this approach is illustrated…

计算物理 · 物理学 2019-10-02 Q. Sun , E. Klaseboer , B. C. Khoo , D. Y. C. Chan

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

The problem of detecting the presence of Social Anxiety Disorder (SAD) using Electroencephalography (EEG) for classification has seen limited study and is addressed with a new approach that seeks to exploit the knowledge of EEG sensor…

Electroencephalography (EEG) is a widely used non-invasive technique for measuring brain activity in brain-computer interface (BCI) applications. Supervised EEG decoding models often struggle to generalize across tasks, subjects, and…

人工智能 · 计算机科学 2026-05-29 Ayse Betul Yuce , Sebastian Stober

In this paper we the formulation of inverse problems as constrained minimization problems and their iterative solution by gradient or Newton type. We carry out a convergence analysis in the sense of regularization methods and discuss…

数值分析 · 数学 2021-01-15 Barbara Kaltenbacher , Kha Van Huynh

Visual stimuli reconstruction from EEG remains challenging due to fidelity loss and representation shift. We propose CognitionCapturerPro, an enhanced framework that integrates EEG with multi-modal priors (images, text, depth, and edges)…

计算机视觉与模式识别 · 计算机科学 2026-03-16 Kaifan Zhang , Lihuo He , Junjie Ke , Yuqi Ji , Lukun Wu , Lizi Wang , Xinbo Gao

Strongly correlated electron systems require the development of new theoretical schemes in order to describe their unusual and unexpected properties. The usual perturbation schemes are inadequate and new concepts must be introduced. In our…

强关联电子 · 物理学 2016-08-31 F. Mancini , A. Avella

With the advancement of science and technology, the importance of emotion research has become increasingly evident. Electroencephalography (EEG)-based emotion recognition has emerged as an active research area in recent years, owing to its…

人机交互 · 计算机科学 2026-05-22 Ying Xie , Yi Zheng , Zehui Xiao , Wenkai Lu , Mengting Liu

We introduce a symmetrization technique that allows us to translate a problem of controlling the deviation of some functionals on a product space from their mean into a problem of controlling the deviation between two independent copies of…

概率论 · 数学 2007-05-23 Dmitry Panchenko

Accelerated Magnetic Resonance Imaging (MRI) permits high quality images from fewer samples that can be collected with a faster scan. Two established methods for accelerating MRI include parallel imaging and compressed sensing. Two types of…

图像与视频处理 · 电气工程与系统科学 2025-08-22 Nicholas Dwork , Alex McManus , Stephen Becker , Gennifer T. Smith

The applications of Electroencephalogram (EEG) have been extended to out of laboratory and clinics recently due to the advancements in the technical capabilities. There are various advantageous of EEG, making it a preferable method for a…

信号处理 · 电气工程与系统科学 2021-09-14 Ibrahim Kaya

The standard electrocardiogram (ECG) is a point-wise evaluation of the body potential at certain given locations. These locations are subject to uncertainty and may vary from patient to patient or even for a single patient. In this work, we…

数值分析 · 数学 2021-04-20 Michael Multerer , Simone Pezzuto
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