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Brain-computer interfaces (BCIs) enable direct communication between the brain and external devices, providing critical support for individuals with motor impairments. However, accurate motor imagery (MI) decoding from…

机器学习 · 计算机科学 2026-04-08 Panagiotis Andrikopoulos , Siamak Mehrkanoon

For collecting high-quality high-resolution (HR) MR image, we propose a novel image reconstruction network named IREM, which is trained on multiple low-resolution (LR) MR images and achieve an arbitrary up-sampling rate for HR image…

图像与视频处理 · 电气工程与系统科学 2021-06-30 Qing Wu , Yuwei Li , Lan Xu , Ruiming Feng , Hongjiang Wei , Qing Yang , Boliang Yu , Xiaozhao Liu , Jingyi Yu , Yuyao Zhang

Electromagnetically-induced transparency (EIT) exploits quantum coherence to burn subnatural linewidth holes within a spectral line. We investigate the less explored properties of EIT to effect absorptive nonlinear processes without…

In recent years, neural networks and especially deep architectures have received substantial attention for EEG signal analysis in the field of brain-computer interfaces (BCIs). In this ongoing research area, the end-to-end models are more…

机器学习 · 计算机科学 2022-04-15 Abbas Salami , Javier Andreu-Perez , Helge Gillmeister

The aim of electrical impedance tomography is to reconstruct the admittivity distribution inside a physical body from boundary measurements of current and voltage. Due to the severe ill-posedness of the underlying inverse problem, the…

偏微分方程分析 · 数学 2022-07-19 Jérémi Dardé , Nuutti Hyvönen , Aku Seppänen , Stratos Staboulis

As the field of image generation rapidly advances, traditional diffusion models and those integrated with multimodal large language models (LLMs) still encounter limitations in interpreting complex prompts and preserving image consistency…

计算机视觉与模式识别 · 计算机科学 2024-05-28 Xinyu Zhang , Mengxue Kang , Fei Wei , Shuang Xu , Yuhe Liu , Lin Ma

Positron emission tomography (PET) is an important modality for diagnosing diseases such as cancer and Alzheimer's disease, capable of revealing the uptake of radiolabeled molecules that target specific pathological markers of the diseases.…

医学物理 · 物理学 2025-01-17 Hsin-Hsiung Huang , Zheyuan Zhu , Slun Booppasiri , Zhuo Chen , Shuo Pang , Chien-Min Kao

Dual-energy computed tomography (DECT) has shown great potential and promising applications in advanced imaging fields for its capabilities of material decomposition. However, image reconstructions and decompositions under sparse views…

医学物理 · 物理学 2016-08-01 Lei Li , Ailong Cai , Linyuan Wang , Bin Yan , Hanming Zhang , Zhizhong Zheng , Wenkun Zhang , Wanli Lu , Guoen Hu

The task of Electroencephalogram (EEG) analysis is paramount to the development of Brain-Computer Interfaces (BCIs). However, to reach the goal of developing robust, useful BCIs depends heavily on the speed and the accuracy at which BCIs…

信号处理 · 电气工程与系统科学 2024-08-08 Eric Modesitt , Haicheng Yin , Williams Huang Wang , Brian Lu

Electroencephalography (EEG) is a non-invasive method for measuring brain activity with high temporal resolution; however, EEG signals often exhibit low signal-to-noise ratios because of contamination from physiological and environmental…

机器学习 · 计算机科学 2025-09-03 Yuhong Zhang , Xusheng Zhu , Yuchen Xu , ChiaEn Lu , Hsinyu Shih , Gert Cauwenberghs , Tzyy-Ping Jung

Large Language Models (LLMs), known for their versatility in textual data, are increasingly being explored for their potential to enhance medical image segmentation, a crucial task for accurate diagnostic imaging. This study explores…

图像与视频处理 · 电气工程与系统科学 2025-08-20 Gurucharan Marthi Krishna Kumar , Aman Chadha , Janine Mendola , Amir Shmuel

The electroencephalogram, a type of non-invasive-based brain signal that has a user intention-related feature provides an efficient bidirectional pathway between user and computer. In this work, we proposed a deep learning framework based…

人机交互 · 计算机科学 2020-12-08 Byoung-Hee Kwon , Byeong-Hoo Lee , Ji-Hoon Jeong

Fast and accurate MRI reconstruction is a key concern in modern clinical practice. Recently, numerous Deep-Learning methods have been proposed for MRI reconstruction, however, they usually fail to reconstruct sharp details from the…

图像与视频处理 · 电气工程与系统科学 2023-06-21 Hanhui Yang , Juncheng Li , Lok Ming Lui , Shihui Ying , Jun Shi , Tieyong Zeng

The electrical impedance tomography (EIT) problem of estimating the unknown conductivity distribution inside a domain from boundary current or voltage measurements requires the solution of a nonlinear inverse problem. Sparsity promoting…

数值分析 · 数学 2024-05-27 Daniela Calvetti , Monica Pragliola , Erkki Somersalo

Objective: A novel ECG classification algorithm is proposed for continuous cardiac monitoring on wearable devices with limited processing capacity. Methods: The proposed solution employs a novel architecture consisting of wavelet transform…

信号处理 · 电气工程与系统科学 2020-01-22 Saeed Saadatnejad , Mohammadhosein Oveisi , Matin Hashemi

Artificial intelligence (AI) and Machine Learning (ML) have shown great potential in improving the medical imaging workflow, from image acquisition and reconstruction to disease diagnosis and treatment. Particularly, in recent years, there…

图像与视频处理 · 电气工程与系统科学 2022-09-22 Chen Qin , Daniel Rueckert

Electroencephalography (EEG) offers detailed access to neural dynamics but remains constrained by noise and trial-by-trial variability, limiting decoding performance in data-restricted or complex paradigms. Data augmentation is often…

信号处理 · 电气工程与系统科学 2025-11-18 Woojae Jeong , Wenhui Cui , Kleanthis Avramidis , Takfarinas Medani , Shrikanth Narayanan , Richard Leahy

Magnetic resonance-electrical properties tomography (MR-EPT) is a technique used to estimate the conductivity and permittivity of tissues from MR measurements of the transmit magnetic field. Different reconstruction methods are available,…

We introduce ICE-TIDE, a method for cryogenic electron tomography (cryo-ET) that simultaneously aligns observations and reconstructs a high-resolution volume. The alignment of tilt series in cryo-ET is a major problem limiting the…

图像与视频处理 · 电气工程与系统科学 2024-12-16 Valentin Debarnot , Vinith Kishore , Ricardo D. Righetto , Ivan Dokmanić

Interventional magnetic resonance imaging (i-MRI) for surgical guidance could help visualize the interventional process such as deep brain stimulation (DBS), improving the surgery performance and patient outcome. Different from…

计算机视觉与模式识别 · 计算机科学 2022-04-13 Ruiyang Zhao , Zhao He , Tao Wang , Suhao Qiu , Pawel Herman , Yanle Hu , Chencheng Zhang , Dinggang Shen , Bomin Sun , Guang-Zhong Yang , Yuan Feng