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Correlations in the signal observed via functional Magnetic Resonance Imaging (fMRI), are expected to reveal the interactions in the underlying neural populations through hemodynamic response. In particular, they highlight distributed set…

应用统计 · 统计学 2012-02-07 Gaël Varoquaux , Alexandre Gramfort , Jean Baptiste Poline , Bertrand Thirion

In recent years, the rapid development of neuroimaging technology has been providing many powerful tools for cognitive neuroscience research. Among them, the functional magnetic resonance imaging (fMRI), which has high spatial resolution,…

人机交互 · 计算机科学 2018-08-20 Yang Wang , Dongrui Wu

Precision psychiatry aspires to elucidate brain-based biomarkers of psychopathology to bolster disease risk assessment and treatment development. To this end, functional magnetic resonance imaging (fMRI) has helped triangulate brain…

神经元与认知 · 定量生物学 2026-01-23 Cole Korponay

Functional magnetic resonance imaging (fMRI) is a powerful tool for investigating human brain function. However, the high cost of data acquisition and the inherent subjectivity of psychiatric rating scales often lead to datasets with small…

Functional Magnetic Resonance Imaging (fMRI) is a powerful non-invasive tool for localizing and analyzing brain activity. This study focuses on one very important aspect of the functional properties of human brain, specifically the…

人工智能 · 计算机科学 2014-10-28 Harris V. Georgiou

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

The center stage of neuro-imaging is currently occupied by studies of functional correlations between brain regions. These correlations define the brain functional networks, which are the most frequently used framework to represent and…

神经元与认知 · 定量生物学 2022-10-27 Ignacio Cifre , Maria T. Miller Flores , Jeremi K. Ochab , Dante R. Chialvo

In neuroimaging analysis, fMRI can well assess the function changes for brain diseases with no obvious structural lesions. To date, most deep-learning-based fMRI studies have employed functional connectivity (FC) as the basic feature for…

图像与视频处理 · 电气工程与系统科学 2023-03-03 Wei Dai , Ziyao Zhang , Lixia Tian , Shengyuan Yu , Shuhui Wang , Zhao Dong , Hairong Zheng

Magnetic resonance imaging (MRI) is a widely known medical imaging technique used to assess the heart function. Deep learning (DL) models perform several tasks in cardiac MRI (CMR) images with good efficacy, such as segmentation,…

图像与视频处理 · 电气工程与系统科学 2022-05-03 Daniel Lima , Catharine Graves , Marco Gutierrez , Bruno Brandoli , Jose Rodrigues-Jr

Functional magnetic resonance imaging (fMRI) is essential for developing encoding models that identify functional changes in language-related brain areas of individuals with Neurocognitive Disorders (NCD). While large language model…

神经元与认知 · 定量生物学 2024-07-16 Yuejiao Wang , Xianmin Gong , Lingwei Meng , Xixin Wu , Helen Meng

Magnetic resonance diffusion tensor imaging (DTI) is a critical tool for neural disease diagnosis. However, long scan time greatly hinders the widespread clinical use of DTI. To accelerate image acquisition, a feature-enhanced joint…

图像与视频处理 · 电气工程与系统科学 2024-05-28 Lang Zhang , Jinling He , Dong Liang , Hairong Zheng , Yanjie Zhu

Functional brain dynamics is supported by parallel and overlapping functional network modes that are associated with specific neural circuits. Decomposing these network modes from fMRI data and finding their temporal characteristics is…

人工智能 · 计算机科学 2023-12-08 Md Asadullah Turja , Martin Styner , Guorong Wu

Integrating the brain structural and functional connectivity features is of great significance in both exploring brain science and analyzing cognitive impairment clinically. However, it remains a challenge to effectively fuse structural and…

神经元与认知 · 定量生物学 2023-05-25 Qiankun Zuo , Baiying Lei , Ning Zhong , Yi Pan , Shuqiang Wang

Connectivity information derived from diffusion-weighted magnetic resonance images~(DW-MRIs) plays an important role in studying human subcortical gray matter structures. However, due to the $O(N^2)$ complexity of computing the connectivity…

图像与视频处理 · 电气工程与系统科学 2023-02-21 Zhangxing Bian , Muhan Shao , Jiachen Zhuo , Rao P. Gullapalli , Aaron Carass , Jerry L. Prince

Multimodal neuroimaging provides complementary structural and functional insights into both human brain organization and disease-related dynamics. Recent studies demonstrate enhanced diagnostic sensitivity for Alzheimer's disease (AD)…

多媒体 · 计算机科学 2025-04-24 Yuxiang Wei , Yanteng Zhang , Xi Xiao , Tianyang Wang , Xiao Wang , Vince D. Calhoun

Transient brain-wide neuroimaging on a microscopic scale is pivotal for brain research, yet current modalities face challenges in meeting such spatiotemporal requirements. Functional ultrasound (fUS) enables transient neurovascular imaging…

医学物理 · 物理学 2025-12-09 Yang Cai , Shaoyuan Yan , Long Xu , Yanfeng Zhu , Bo Li , Kailiang Xu

Functional magnetic resonance imaging (fMRI) analysis faces significant challenges due to limited dataset sizes and domain variability between studies. Traditional self-supervised learning methods inspired by computer vision often rely on…

图像与视频处理 · 电气工程与系统科学 2025-10-08 Jakub Frac , Alexander Schmatz , Qiang Li , Guido Van Wingen , Shujian Yu

Diffusion-weighted imaging (DWI) is a type of Magnetic Resonance Imaging (MRI) technique sensitised to the diffusivity of water molecules, offering the capability to inspect tissue microstructures and is the only in-vivo method to…

计算机视觉与模式识别 · 计算机科学 2024-09-17 Sheng Chen , Zihao Tang , Mariano Cabezas , Xinyi Wang , Arkiev D'Souza , Michael Barnett , Fernando Calamante , Weidong Cai , Chenyu Wang

Reward Feedback Learning (ReFL) has recently shown great potential in aligning model outputs with human preferences across various generative tasks. In this work, we introduce a ReFL framework, named DiffusionReward, to the Blind Face…

计算机视觉与模式识别 · 计算机科学 2025-05-26 Bin Wu , Wei Wang , Yahui Liu , Zixiang Li , Yao Zhao