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Recently, there has been increased interest in fusing multimodal imaging to better understand brain organization. Specifically, accounting for knowledge of anatomical pathways connecting brain regions should lead to desirable outcomes such…

Applications · Statistics 2018-03-02 Ixavier A. Higgins , Suprateek Kundu , Ying Guo

Brain age is a critical measure that reflects the biological ageing process of the brain. The gap between brain age and chronological age, referred to as brain PAD (Predicted Age Difference), has been utilized to investigate…

Image and Video Processing · Electrical Eng. & Systems 2025-07-15 Lemuel Puglisi , Alessia Rondinella , Linda De Meo , Francesco Guarnera , Sebastiano Battiato , Daniele Ravì

We propose an interpretable 3D Grid-Attention deep neural network that can accurately predict a person's age and whether they have Alzheimer's disease (AD) from a structural brain MRI scan. Building on a 3D convolutional neural network, we…

Tissues and Organs · Quantitative Biology 2020-11-19 Pradeep Lam , Alyssa H. Zhu , Iyad Ba Gari , Neda Jahanshad , Paul M. Thompson

The brain's white matter (WM) undergoes developmental and degenerative processes during the human lifespan. To investigate the relationship between WM anatomical regions and age, we study diffusion magnetic resonance imaging tractography…

Neurons and Cognition · Quantitative Biology 2023-07-06 Yuxiang Wei , Tengfei Xue , Yogesh Rathi , Nikos Makris , Fan Zhang , Lauren J. O'Donnell

Chronological age of healthy people is able to be predicted accurately using deep neural networks from neuroimaging data, and the predicted brain age could serve as a biomarker for detecting aging-related diseases. In this paper, a novel 3D…

Image and Video Processing · Electrical Eng. & Systems 2021-06-08 Jian Cheng , Ziyang Liu , Hao Guan , Zhenzhou Wu , Haogang Zhu , Jiyang Jiang , Wei Wen , Dacheng Tao , Tao Liu

Modeling the behavior of coupled networks is challenging due to their intricate dynamics. For example in neuroscience, it is of critical importance to understand the relationship between the functional neural processes and anatomical…

Machine Learning · Computer Science 2021-04-20 Hongyuan You , Sikun Lin , Ambuj K. Singh

Brain network provides important insights for the diagnosis of many brain disorders, and how to effectively model the brain structure has become one of the core issues in the domain of brain imaging analysis. Recently, various computational…

Neurons and Cognition · Quantitative Biology 2022-12-02 Zhengwang Xia , Tao Zhou , Saqib Mamoon , Amani Alfakih , Jianfeng Lu

The brain-age gap is one of the most investigated risk markers for brain changes across disorders. While the field is progressing towards large-scale models, recently incorporating uncertainty estimates, no model to date provides the…

While unsupervised variational autoencoders (VAE) have become a powerful tool in neuroimage analysis, their application to supervised learning is under-explored. We aim to close this gap by proposing a unified probabilistic model for…

Machine Learning · Computer Science 2019-07-15 Qingyu Zhao , Ehsan Adeli , Nicolas Honnorat , Tuo Leng , Kilian M. Pohl

Objective: Endophenotypes such as brain age and fluid intelligence are important biomarkers of disease status. However, brain imaging studies to identify these biomarkers often encounter limited numbers of subjects and high dimensional…

Quantitative Methods · Quantitative Biology 2022-12-29 Anton Orlichenko , Gang Qu , Gemeng Zhang , Binish Patel , Tony W. Wilson , Julia M. Stephen , Vince D. Calhoun , Yu-Ping Wang

Brain age estimation based on magnetic resonance imaging (MRI) is an active research area in early diagnosis of some neurodegenerative diseases (e.g. Alzheimer, Parkinson, Huntington, etc.) for elderly people or brain underdevelopment for…

Image and Video Processing · Electrical Eng. & Systems 2021-08-04 Ruizhe Li , Matteo Bastiani , Dorothee Auer , Christian Wagner , Xin Chen

This work considers a continuous framework to characterize the population-level variability of structural connectivity. Our framework assumes the observed white matter fiber tract endpoints are driven by a latent random function defined…

Computation · Statistics 2022-07-19 William Consagra , Martin Cole , Zhengwu Zhang

Functional connectivity (FC) derived from resting-state fMRI plays a critical role in personalized predictions such as age and cognitive performance. However, applying foundation models(FM) to fMRI data remains challenging due to its high…

Neurons and Cognition · Quantitative Biology 2025-08-26 Yanwen Wang , Xinglin Zhao , Yijin Song , Xiaobo Liu , Yanrong Hao , Rui Cao , Xin Wen

Modeling how individuals evolve over time is a fundamental problem in the natural and social sciences. However, existing datasets are often cross-sectional with each individual observed only once, making it impossible to apply traditional…

Machine Learning · Computer Science 2019-03-06 Emma Pierson , Pang Wei Koh , Tatsunori Hashimoto , Daphne Koller , Jure Leskovec , Nicholas Eriksson , Percy Liang

Deep learning algorithms for predicting neuroimaging data have shown considerable promise in various applications. Prior work has demonstrated that deep learning models that take advantage of the data's 3D structure can outperform standard…

Image and Video Processing · Electrical Eng. & Systems 2023-03-07 Yuda Bi , Anees Abrol , Zening Fu , Jiayu Chen , Jingyu Liu , Vince Calhoun

Neuroimaging-based prediction methods for intelligence and cognitive abilities have seen a rapid development in literature. Among different neuroimaging modalities, prediction based on functional connectivity (FC) has shown great promise.…

Neurons and Cognition · Quantitative Biology 2023-07-20 Yang Li , Xin Ma , Raj Sunderraman , Shihao Ji , Suprateek Kundu

Brain aging is a complex and dynamic process, leading to functional and structural changes in the brain. These changes could lead to the increased risk of neurodegenerative diseases and cognitive decline. Accurate brain-age estimation…

Image and Video Processing · Electrical Eng. & Systems 2024-12-30 Saadat Behzadi , Danial Sharifrazi , Roohallah Alizadehsani , Mojtaba Lotfaliany , Mohammadreza Mohebbi

Dynamic networks have been increasingly used to characterize brain connectivity that varies during resting and task states. In such characterizations, a connectivity network is typically measured at each time point for a subject over a…

Methodology · Statistics 2023-03-23 Maoyu Zhang , Biao Cai , Wenlin Dai , Dehan Kong , Hongyu Zhao , Jingfei Zhang

In this study, we propose the use of persistent homology -- specifically Betti curves for brain age prediction and for distinguishing between healthy and pathological aging. The proposed framework is applied to 100 structural MRI scans from…

Neurons and Cognition · Quantitative Biology 2025-11-11 Debanjali Bhattacharya , Neelam Sinha

We present a connectome-informed LLM framework that encodes dynamic fMRI connectivity as temporal sequences, applies robust normalization, and maps these data into a representation suitable for a frozen pre-trained LLM for clinical…

Computation and Language · Computer Science 2025-10-29 Tananun Songdechakraiwut