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Perfusion MRI is an important modality in many brain imaging protocols, since it probes cerebrovascular changes in aging and many diseases; however, it may not be always available. Here we introduce a method that seeks to estimate regional…

图像与视频处理 · 电气工程与系统科学 2019-11-20 Ganesh B Chand , Mohamad Habes , Sudipto Dolui , John A Detre , David A Wolk , Christos Davatzikos

Functional Magnetic Resonance Image (fMRI) is commonly employed to study human brain activity, since it offers insight into the relationship between functional fluctuations and human behavior. To enhance analysis and comprehension of brain…

人工智能 · 计算机科学 2025-02-04 Song Wang , Zhenyu Lei , Zhen Tan , Jiaqi Ding , Xinyu Zhao , Yushun Dong , Guorong Wu , Tianlong Chen , Chen Chen , Aiying Zhang , Jundong Li

Brain image analysis has advanced substantially in recent years with the proliferation of neuroimaging datasets acquired at different resolutions. While research on brain image super-resolution has undergone a rapid development in the…

图像与视频处理 · 电气工程与系统科学 2021-05-04 Megi Isallari , Islem Rekik

Resting-state fMRI (rs-fMRI) functional connectivity (FC) analysis provides valuable insights into the relationships between different brain regions and their potential implications for neurological or psychiatric disorders. However,…

图像与视频处理 · 电气工程与系统科学 2023-11-20 Xiatian Zhang , Sisi Zheng , Hubert P. H. Shum , Haozheng Zhang , Nan Song , Mingkang Song , Hongxiao Jia

Inferring a binary connectivity graph from resting-state fMRI data for a single subject requires making several methodological choices and assumptions that can significantly affect the results. In this study, we investigate the robustness…

统计方法学 · 统计学 2025-03-20 Alice Chevaux , Ali Fahkar , Kévin Polisano , Irène Gannaz , Sophie Achard

Mapping from functional connectivity (FC) to structural connectivity (SC) can facilitate multimodal brain network fusion and discover potential biomarkers for clinical implications. However, it is challenging to directly bridge the reliable…

计算机视觉与模式识别 · 计算机科学 2026-04-01 Qiankun Zuo , Bangjun Lei , Wanyu Qiu , Changhong Jing , Jin Hong , Shuqiang Wang

fMRI is a non-invasive technique for investigating brain activity, offering high-resolution insights into neural processes. Understanding and decoding cognitive brain states from fMRI depends on how functional interactions are represented.…

神经元与认知 · 定量生物学 2026-02-23 Daniil Vlasenko , Vadim Ushakov , Alexey Zaikin , Denis Zakharov

Understanding how brain structure and function interact is key to explaining intelligence yet modeling them jointly is challenging as the structural and functional connectome capture complementary aspects of organization. We introduced…

计算机视觉与模式识别 · 计算机科学 2026-04-01 Badhan Mazumder , Sir-Lord Wiafe , Aline Kotoski , Vince D. Calhoun , Dong Hye Ye

Building comprehensive brain connectomes has proved of fundamental importance in resting-state fMRI (rs-fMRI) analysis. Based on the foundation of brain network, spatial-temporal-based graph convolutional networks have dramatically improved…

机器学习 · 计算机科学 2023-12-19 Rui Yang , Wenrui Dai , Huajun She , Yiping P. Du , Dapeng Wu , Hongkai Xiong

In modern neuroscience, functional magnetic resonance imaging (fMRI) has been a crucial and irreplaceable tool that provides a non-invasive window into the dynamics of whole-brain activity. Nevertheless, fMRI is limited by hemodynamic…

信号处理 · 电气工程与系统科学 2024-01-26 Yamin Li , Ange Lou , Ziyuan Xu , Shiyu Wang , Catie Chang

Modern neuroimaging techniques provide us with unique views on brain structure and function; i.e., how the brain is wired, and where and when activity takes place. Data acquired using these techniques can be analyzed in terms of its network…

图像与视频处理 · 电气工程与系统科学 2018-01-31 Weiyu Huang , Thomas A. W. Bolton , John D. Medaglia , Danielle S. Bassett , Alejandro Ribeiro , Dimitri Van De Ville

Insomnia affects a vast population of the world and can have a wide range of causes. Existing treatments for insomnia have been linked with many side effects like headaches, dizziness, etc. As such, there is a clear need for improved…

信号处理 · 电气工程与系统科学 2025-07-22 Kevin Monteiro , Sam Nallaperuma-Herzberg , Martina Mason , Steve Niederer

Brain network discovery aims to find nodes and edges from the spatio-temporal signals obtained by neuroimaging data, such as fMRI scans of human brains. Existing methods tend to derive representative or average brain networks, assuming…

机器学习 · 计算机科学 2023-11-07 Hang Yin , Yao Su , Xinyue Liu , Thomas Hartvigsen , Yanhua Li , Xiangnan Kong

Graphs are a natural representation of brain activity derived from functional magnetic imaging (fMRI) data. It is well known that clusters of anatomical brain regions, known as functional connectivity networks (FCNs), encode temporal…

机器学习 · 计算机科学 2023-01-30 Alexander Campbell , Simeon Spasov , Nicola Toschi , Pietro Lio

How neural networks in the human brain represent commonsense knowledge, and complete related reasoning tasks is an important research topic in neuroscience, cognitive science, psychology, and artificial intelligence. Although the…

神经与进化计算 · 计算机科学 2022-07-13 Hongjian Fang , Yi Zeng , Jianbo Tang , Yuwei Wang , Yao Liang , Xin Liu

Understanding the relationship between the dynamics of neural processes and the anatomical substrate of the brain is a central question in neuroscience. On the one hand, modern neuroimaging technologies, such as diffusion tensor imaging,…

The development of diagnostic models is gaining traction in the field of psychiatric disorders. Recently, machine learning classifiers based on resting-state functional magnetic resonance imaging (rs-fMRI) have been developed to identify…

机器学习 · 计算机科学 2025-10-06 Tianzheng Hu , Qiang Li , Shu Liu , Vince D. Calhoun , Guido van Wingen , Shujian Yu

Understanding brain dynamics is important for neuroscience and mental health. Functional magnetic resonance imaging (fMRI) enables the measurement of neural activities through blood-oxygen-level-dependent (BOLD) signals, which represent…

神经元与认知 · 定量生物学 2025-06-16 Yifei Sun , Daniel Chahine , Qinghao Wen , Tianming Liu , Xiang Li , Yixuan Yuan , Fernando Calamante , Jinglei Lv

Recent advances in neuroscience and in the technology of functional magnetic resonance imaging (fMRI) and electro-encephalography (EEG) have propelled a growing interest in brain-network clustering via time-series analysis. Notwithstanding,…

机器学习 · 计算机科学 2019-06-07 Cong Ye , Konstantinos Slavakis , Pratik V. Patil , Sarah F. Muldoon , John Medaglia

This paper presents an annotated dataset of brain MRI images designed to advance the field of brain symmetry study. Magnetic resonance imaging (MRI) has gained interest in analyzing brain symmetry in neonatal infants, and challenges remain…

计算机视觉与模式识别 · 计算机科学 2024-01-23 Arnaud Gucciardi , Safouane El Ghazouali , Francesca Venturini , Vida Groznik , Umberto Michelucci