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Related papers: Voxel-level Importance Maps for Interpretable Brai…

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Deep learning models have achieved state-of-the-art results in estimating brain age, which is an important brain health biomarker, from magnetic resonance (MR) images. However, most of these models only provide a global age prediction, and…

Image and Video Processing · Electrical Eng. & Systems 2023-08-25 Neha Gianchandani , Mahsa Dibaji , Mariana Bento , Ethan MacDonald , Roberto Souza

Brain aging is a regional phenomenon, a facet that remains relatively under-explored within the realm of brain age prediction research using machine learning methods. Voxel-level predictions can provide localized brain age estimates that…

Computer Vision and Pattern Recognition · Computer Science 2024-04-26 Neha Gianchandani , Mahsa Dibaji , Johanna Ospel , Fernando Vega , Mariana Bento , M. Ethan MacDonald , Roberto Souza

Brain age estimation from Magnetic Resonance Images (MRI) derives the difference between a subject's biological brain age and their chronological age. This is a potential biomarker for neurodegeneration, e.g. as part of Alzheimer's disease.…

Computer Vision and Pattern Recognition · Computer Science 2020-10-02 Kyriaki-Margarita Bintsi , Vasileios Baltatzis , Arinbjörn Kolbeinsson , Alexander Hammers , Daniel Rueckert

Age is an important variable to describe the expected brain's anatomy status across the normal aging trajectory. The deviation from that normative aging trajectory may provide some insights into neurological diseases. In neuroimaging,…

Computer Vision and Pattern Recognition · Computer Science 2023-04-14 Huy-Dung Nguyen , Michaël Clément , Boris Mansencal , Pierrick Coupé

Age prediction is an important part of medical assessments and research. It can aid in detecting diseases as well as abnormal ageing by highlighting potential discrepancies between chronological and biological age. To improve understanding…

Image and Video Processing · Electrical Eng. & Systems 2024-11-28 Sophie Starck , Yadunandan Vivekanand Kini , Jessica Johanna Maria Ritter , Rickmer Braren , Daniel Rueckert , Tamara Mueller

Brain age is the estimate of biological age derived from neuroimaging datasets using machine learning algorithms. Increasing brain age with respect to chronological age can reflect increased vulnerability to neurodegeneration and cognitive…

Quantitative Methods · Quantitative Biology 2024-02-13 Saurabh Sihag , Gonzalo Mateos , Alejandro Ribeiro

Brain Age (BA) estimation via Deep Learning has become a strong and reliable bio-marker for brain health, but the black-box nature of Neural Networks does not easily allow insight into the features of brain ageing.We trained a ResNet model…

Neurons and Cognition · Quantitative Biology 2022-07-26 Daniel Taylor , Jonathan Shock , Deshendran Moodley , Jonathan Ipser , Matthias Treder

The deviation between chronological age and biological age is a well-recognized biomarker associated with cognitive decline and neurodegeneration. Age-related and pathology-driven changes to brain structure are captured by various…

Machine Learning · Computer Science 2022-11-01 Saurabh Sihag , Gonzalo Mateos , Corey McMillan , Alejandro Ribeiro

The determination of biological brain age is a crucial biomarker in the assessment of neurological disorders and understanding of the morphological changes that occur during aging. Various machine learning models have been proposed for…

Image and Video Processing · Electrical Eng. & Systems 2023-06-12 Mansoor Ahmed , Usama Sardar , Sarwan Ali , Shafiq Alam , Murray Patterson , Imdad Ullah Khan

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

In this work, deep learning techniques for brain age prediction from magnetic resonance images are investigated, aiming to assist in the identification of biomarkers of the natural aging process. The identification of biomarkers is useful…

Image and Video Processing · Electrical Eng. & Systems 2021-12-24 Victor H. R. Oliveira , Augusto Antunes , Alexandre S. Soares , Arthur D. Reys , Robson Z. Júnior , Saulo D. S. Pedro , Danilo Silva

In computational neuroscience, there has been an increased interest in developing machine learning algorithms that leverage brain imaging data to provide estimates of "brain age" for an individual. Importantly, the discordance between brain…

Quantitative Methods · Quantitative Biology 2023-10-30 Saurabh Sihag , Gonzalo Mateos , Corey McMillan , Alejandro Ribeiro

The brain age has been proven to be a phenotype of relevance to cognitive performance and brain disease. Achieving accurate brain age prediction is an essential prerequisite for optimizing the predicted brain-age difference as a biomarker.…

Image and Video Processing · Electrical Eng. & Systems 2022-09-20 Yanwu Yang , Xutao Guo , Zhikai Chang , Chenfei Ye , Yang Xiang , Haiyan Lv , Ting Ma

Purpose: To develop an age prediction model which is interpretable and robust to demographic and technological variances in brain MRI scans. Materials and Methods: We propose a transformer-based architecture that leverages self-supervised…

Computer Vision and Pattern Recognition · Computer Science 2025-06-24 Pengyu Kan , Craig Jones , Kenichi Oishi

Neuroimaging-driven prediction of brain age, defined as the predicted biological age of a subject using only brain imaging data, is an exciting avenue of research. In this work we seek to build models of brain age based on functional…

Brain age is the estimate of biological age derived from neuroimaging datasets using machine learning algorithms. Increasing \textit{brain age gap} characterized by an elevated brain age relative to the chronological age can reflect…

Machine Learning · Computer Science 2025-01-06 Saurabh Sihag , Gonzalo Mateos , Alejandro Ribeiro

Deep learning shows high potential for many medical image analysis tasks. Neural networks can work with full-size data without extensive preprocessing and feature generation and, thus, information loss. Recent work has shown that the…

Numerous studies have established that estimated brain age, as derived from statistical models trained on healthy populations, constitutes a valuable biomarker that is predictive of cognitive decline and various neurological diseases. In…

Computer Vision and Pattern Recognition · Computer Science 2019-07-02 Xinyang Feng , Zachary C. Lipton , Jie Yang , Scott A. Small , Frank A. Provenzano
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