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Visual reconstruction algorithms are an interpretive tool that map brain activity to pixels. Past reconstruction algorithms employed brute-force search through a massive library to select candidate images that, when passed through an…

神经元与认知 · 定量生物学 2023-05-03 Reese Kneeland , Jordyn Ojeda , Ghislain St-Yves , Thomas Naselaris

Functional magnetic resonance imaging (fMRI) is an indispensable tool in modern neuroscience, providing a non-invasive window into whole-brain dynamics at millimeter-scale spatial resolution. However, fMRI is constrained by issues such as…

图像与视频处理 · 电气工程与系统科学 2025-09-09 Yamin Li , Ange Lou , Ziyuan Xu , Shengchao Zhang , Shiyu Wang , Dario J. Englot , Soheil Kolouri , Daniel Moyer , Roza G. Bayrak , Catie Chang

Feature similarity measures are indispensable for joint image reconstruction in multi-modality medical imaging, which enable joint multi-modal image reconstruction (JmmIR) by communication of feature information from one modality to…

图像与视频处理 · 电气工程与系统科学 2018-10-16 Di He , Ming Jiang , Alfred K. Louis , Peter Maass , Thomas Page

Decoding visual-semantic information from brain signals, such as functional MRI (fMRI), across different subjects poses significant challenges, including low signal-to-noise ratio, limited data availability, and cross-subject variability.…

计算机视觉与模式识别 · 计算机科学 2024-09-27 Ruizhe Zheng , Lichao Sun

Addressing the question of visualising human mind could help us to find regions that are associated with observed cognition and responsible for expressing the elusive mental image, leading to a better understanding of cognitive function.…

神经元与认知 · 定量生物学 2021-02-11 Pan Wang , Rui Zhou , Shuo Wang , Ling Li , Wenjia Bai , Jialu Fan , Chunlin Li , Peter Childs , Yike Guo

Functional Magnetic Resonance Imaging~(fMRI) is widely used to study activation in the human brain. In most cases, data are commonly used to construct activation maps corresponding to a given paradigm. Results can be very variable, hence…

应用统计 · 统计学 2022-05-04 Ranjan Maitra

This work presents a novel method of exploring human brain-visual representations, with a view towards replicating these processes in machines. The core idea is to learn plausible computational and biological representations by correlating…

计算机视觉与模式识别 · 计算机科学 2020-04-21 Simone Palazzo , Concetto Spampinato , Isaak Kavasidis , Daniela Giordano , Joseph Schmidt , Mubarak Shah

Brain decoding, a pivotal field in neuroscience, aims to reconstruct stimuli from acquired brain signals, primarily utilizing functional magnetic resonance imaging (fMRI). Currently, brain decoding is confined to a per-subject-per-model…

计算机视觉与模式识别 · 计算机科学 2024-04-12 Shizun Wang , Songhua Liu , Zhenxiong Tan , Xinchao Wang

The goal of MRI reconstruction is to restore a high fidelity image from partially observed measurements. This partial view naturally induces reconstruction uncertainty that can only be reduced by acquiring additional measurements. In this…

计算机视觉与模式识别 · 计算机科学 2019-02-11 Zizhao Zhang , Adriana Romero , Matthew J. Muckley , Pascal Vincent , Lin Yang , Michal Drozdzal

Magnetic resonance imaging (MRI) reconstruction is a fundamental task aimed at recovering high-quality images from undersampled or low-quality MRI data. This process enhances diagnostic accuracy and optimizes clinical applications. In…

图像与视频处理 · 电气工程与系统科学 2025-03-11 Xiaoyan Kui , Zijie Fan , Zexin Ji , Qinsong Li , Chengtao Liu , Weixin Si , Beiji Zou

In neuroscience, functional brain connectivity describes the connectivity between brain regions that share functional properties. Neuroscientists often characterize it by a time series of covariance matrices between functional measurements…

统计方法学 · 统计学 2019-07-09 Zhenhua Lin , Dehan Kong , Qiang Sun

An unprecedented amount of existing functional Magnetic Resonance Imaging (fMRI) data provides a new opportunity to understand the relationship between functional fluctuation and human cognition/behavior using a data-driven approach. To…

机器学习 · 计算机科学 2024-09-18 Jiaqi Ding , Tingting Dan , Ziquan Wei , Hyuna Cho , Paul J. Laurienti , Won Hwa Kim , Guorong Wu

Action, cognition, emotion and perception can be mapped in the brain by using set of techniques. Translating unimodal concepts from one modality to another is an important step towards understanding the neural mechanisms. This paper…

其他计算机科学 · 计算机科学 2012-12-18 Revati Shriram , Dr. M. Sundhararajan , Nivedita Daimiwal

The field of neuroimaging has truly become data rich, and novel analytical methods capable of gleaning meaningful information from large stores of imaging data are in high demand. Those methods that might also be applicable on the level of…

Reconstructing seeing images from fMRI recordings is an absorbing research area in neuroscience and provides a potential brain-reading technology. The challenge lies in that visual encoding in brain is highly complex and not fully revealed.…

神经与进化计算 · 计算机科学 2021-01-29 Tao Fang , Yu Qi , Gang Pan

In order to decode the human brain, Multivariate Pattern (MVP) classification generates cognitive models by using functional Magnetic Resonance Imaging (fMRI) datasets. As a standard pipeline in the MVP analysis, brain patterns in…

机器学习 · 统计学 2018-08-07 Muhammad Yousefnezhad , Daoqiang Zhang

The human brain possesses remarkable abilities in visual processing, including image recognition and scene summarization. Efforts have been made to understand the cognitive capacities of the visual brain, but a comprehensive understanding…

计算机视觉与模式识别 · 计算机科学 2023-06-21 Subhrasankar Chatterjee , Debasis Samanta

Vision science, particularly machine vision, has been revolutionized by introducing large-scale image datasets and statistical learning approaches. Yet, human neuroimaging studies of visual perception still rely on small numbers of images…

神经元与认知 · 定量生物学 2020-01-23 Nadine Chang , John A. Pyles , Abhinav Gupta , Michael J. Tarr , Elissa M. Aminoff

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

Cognitive brain imaging is accumulating datasets about the neural substrate of many different mental processes. Yet, most studies are based on few subjects and have low statistical power. Analyzing data across studies could bring more…

机器学习 · 统计学 2021-05-20 Arthur Mensch , Julien Mairal , Bertrand Thirion , Gaël Varoquaux