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Magnetic Resonance Imaging (MRI) provides detailed structural information, while functional MRI (fMRI) captures temporal brain activity. In this work, we present a multimodal deep learning framework that integrates MRI and fMRI for…

计算机视觉与模式识别 · 计算机科学 2026-03-17 Anima Kujur , Zahra Monfared

Magnetic resonance imaging (MRI) plays a vital role in clinical diagnostics, yet it remains hindered by long acquisition times and motion artifacts. Multi-contrast MRI reconstruction has emerged as a promising direction by leveraging…

计算机视觉与模式识别 · 计算机科学 2026-01-15 Xinming Fang , Chaoyan Huang , Juncheng Li , Jun Wang , Jun Shi , Guixu Zhang

Mild traumatic brain injury (mTBI) is a prevalent condition that remains difficult to diagnose in its early stages. Oculomotor dysfunction is a well-established marker of mTBI, motivating the development of portable tools that capture both…

信号处理 · 电气工程与系统科学 2026-05-15 Shantanu Sarkar , Sai Shashank Gandavarapu , Jeff Feng , Saurabh Prasad , Reza Khanbabaie , Jose L. Contreras-Vidal

Current video understanding models rely on fixed frame sampling strategies, processing predetermined visual inputs regardless of the specific reasoning requirements of each question. This static approach limits their ability to adaptively…

计算机视觉与模式识别 · 计算机科学 2025-10-07 Haonan Ge , Yiwei Wang , Kai-Wei Chang , Hang Wu , Yujun Cai

Dynamic functional connectivity (DFC) analysis has been widely applied to functional magnetic resonance imaging (fMRI) data to reveal time-varying dynamic changes of brain states. The sliding window method is by far the most popular DFC…

机器学习 · 计算机科学 2024-11-07 Yongjie Duan , Vince D. Calhoun , Zhiying Long

Motor imagery (MI) is a well-documented technique used by subjects in BCI (Brain Computer Interface) experiments to modulate brain activity within the motor cortex and surrounding areas of the brain. In our term project, we conducted an…

人机交互 · 计算机科学 2023-06-14 Giovanni Jana , Corey Karnei , Shuvam Keshari

We describe an acquisition/processing procedure for image reconstruction in dynamic Magnetic Resonance Imaging (MRI). The approach requires sliding window to record a set of trajectories in the k-space, standard regularization to…

计算工程、金融与科学 · 计算机科学 2014-02-12 Cristian Toraci , Gabriele Zaccaria , Stefano Ceriani , David Wilson , Marco Fato , Michele Piana

Motor imagery (MI) classification using electroencephalography (EEG) signals is essential for advancing brain-computer interfaces (BCIs). Traditional EEG channel selection methods often face limitations, such as dependency on…

人机交互 · 计算机科学 2026-05-29 Dekka Muni Kumar , Dhruba Jyoti Kalita , Yogesh Kumar Meena

Federated Magnetic Resonance Imaging (MRI) reconstruction enables multiple hospitals to collaborate distributedly without aggregating local data, thereby protecting patient privacy. However, the data heterogeneity caused by different MRI…

计算机视觉与模式识别 · 计算机科学 2023-03-31 Chun-Mei Feng , Bangjun Li , Xinxing Xu , Yong Liu , Huazhu Fu , Wangmeng Zuo

In a self-paced motor-imagery brain-computer interface (MI-BCI), the onsets of the MI commands presented in a continuous electroencephalogram (EEG) signal are unknown. To detect these onsets, most self-paced approaches apply a window…

信号处理 · 电气工程与系统科学 2022-04-13 Navid Ayoobi , Elnaz Banan Sadeghian

Mobile edge computing (MEC) is a promising paradigm for real-time applications with intensive computational needs (e.g., autonomous driving), as it can reduce the processing delay. In this work, we focus on the timeliness of…

机器学习 · 计算机科学 2023-12-20 Lyudong Jin , Ming Tang , Meng Zhang , Hao Wang

A brain-computer interface (BCI) provides a direct communication pathway between user and external devices. Electroencephalogram (EEG) motor imagery (MI) paradigm is widely used in non-invasive BCI to obtain encoded signals contained user…

信号处理 · 电气工程与系统科学 2020-02-05 Byeong-Hoo Lee , Ji-Hoon Jeong , Kyung-Hwan Shim , Seong-Whan Lee

Motor imagery brain--machine interfaces enable us to control machines by merely thinking of performing a motor action. Practical use cases require a wearable solution where the classification of the brain signals is done locally near the…

信号处理 · 电气工程与系统科学 2021-12-21 Xiaying Wang , Lukas Cavigelli , Tibor Schneider , Luca Benini

Facial expression recognition (FER) is a subset of computer vision with important applications for human-computer-interaction, healthcare, and customer service. FER represents a challenging problem-space because accurate classification…

计算机视觉与模式识别 · 计算机科学 2025-05-01 Ezra Engel , Lishan Li , Chris Hudy , Robert Schleusner

In this work, we study the problem of cross-subject motor imagery (MI) decoding from electroencephalography (EEG) data. Multi-subject EEG datasets present several kinds of domain shifts due to various inter-individual differences (e.g.…

信号处理 · 电气工程与系统科学 2024-02-22 Georgios Zoumpourlis , Ioannis Patras

Internet of Things (IoT)-based indoor localization has gained significant popularity recently to satisfy the ever-increasing requirements of indoor Location-based Services (LBS). In this context, Inertial Measurement Unit (IMU)-based…

机器学习 · 计算机科学 2021-09-28 Mohammadamin Atashi , Mohammad Salimibeni , Arash Mohammadi

Motor Imagery (MI) is an emerging Brain-Computer Interface (BCI) paradigm where a person imagines body movements without physical action. By decoding scalp-recorded electroencephalography (EEG) signals, BCIs establish direct communication…

人机交互 · 计算机科学 2026-04-14 Jiani Cao , Kun Wang , Yang Liu , Zhenjiang Li

Common spatial pattern (CSP) is a popular feature extraction method for electroencephalogram (EEG) motor imagery (MI). This study modifies the conventional CSP algorithm to improve the multi-class MI classification accuracy and ensure the…

信号处理 · 电气工程与系统科学 2020-09-02 Ce Zhang , Azim Eskandarian

The reconstruction of 3D objects from brain signals has gained significant attention in brain-computer interface (BCI) research. Current research predominantly utilizes functional magnetic resonance imaging (fMRI) for 3D reconstruction…

图形学 · 计算机科学 2025-05-06 Xia Deng , Shen Chen , Jiale Zhou , Lei Li

Functional magnetic resonance imaging (fMRI) is widely used for studying and diagnosing brain disorders, with functional connectivity (FC) matrices providing powerful representations of large-scale neural interactions. However, existing…

组织与器官 · 定量生物学 2026-04-17 Qianyu Chen , Shujian Yu