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Deployments of artificial intelligence in medical diagnostics mandate not just accuracy and efficacy but also trust, emphasizing the need for explainability in machine decisions. The recent trend in automated medical image diagnostics leans…

Computer Vision and Pattern Recognition · Computer Science 2024-03-12 Ugur Demir , Debesh Jha , Zheyuan Zhang , Elif Keles , Bradley Allen , Aggelos K. Katsaggelos , Ulas Bagci

Understanding how the brain encodes visual information is a central challenge in neuroscience and machine learning. A promising approach is to reconstruct visual stimuli, essentially images, from functional Magnetic Resonance Imaging (fMRI)…

Computer Vision and Pattern Recognition · Computer Science 2026-05-15 Zheng Huang , Enpei Zhang , Weikang Qiu , Yinghao Cai , Carl Yang , Elynn Chen , Xiang Zhang , Rex Ying , Dawei Zhou , Yujun Yan

Modeling temporal changes in subcortical structures is crucial for a better understanding of the progression of Alzheimer's disease (AD). Given their flexibility to adapt to heterogeneous sequence lengths, mesh-based transformer…

Computer Vision and Pattern Recognition · Computer Science 2022-07-06 Ignacio Sarasua , Sebastian Pölsterl , Christian Wachinger

Resting-state functional Magnetic Resonance Imaging (fMRI) is a powerful imaging technique for studying functional development of the brain in utero. However, unpredictable and excessive movement of fetuses have limited its clinical…

Functional magnetic resonance imaging (fMRI) is one of the most common imaging modalities to investigate brain functions. Recent studies in neuroscience stress the great potential of functional brain networks constructed from fMRI data for…

Machine Learning · Computer Science 2022-05-31 Xuan Kan , Hejie Cui , Joshua Lukemire , Ying Guo , Carl Yang

Neuroscientists face challenges in analyzing high-dimensional neural recording data of dense functional networks. Without ground-truth reference data, finding the best algorithm for recovering neurologically relevant networks remains an…

Quantum Physics · Physics 2025-08-28 Skylar Chan , Wilson Smith , Kyla Gabriel

We demonstrate that quantum vision transformers (QViTs), vision transformers (ViTs) with self-attention (SA) mechanisms replaced by quantum self-attention (QSA) mechanisms, can match state-of-the-art (SOTA) biomedical image classifiers…

Computer Vision and Pattern Recognition · Computer Science 2025-06-26 Thomas Boucher , John Whittle , Evangelos B. Mazomenos

Transfer learning has gained attention in medical image analysis due to limited annotated 3D medical datasets for training data-driven deep learning models in the real world. Existing 3D-based methods have transferred the pre-trained models…

Computer Vision and Pattern Recognition · Computer Science 2021-04-29 Eunji Jun , Seungwoo Jeong , Da-Woon Heo , Heung-Il Suk

Human Activity Recognition (HAR) using wearable sensor data has become a central task in mobile computing, healthcare, and human-computer interaction. Despite the success of traditional deep learning models such as CNNs and RNNs, they often…

Machine Learning · Computer Science 2025-05-27 Yunbo Liu , Xukui Qin , Yifan Gao , Xiang Li , Chengwei Feng

We propose a variational quantum implementation of self-attention (QSA), the core operation in transformers and large language models, which predicts future elements of a sequence by forming overlap-weighted combinations of past data. At…

Quantum Physics · Physics 2026-02-09 Alessio Pecilli , Matteo Rosati

QCAAPatchTF is a quantum attention network integrated with an advanced patch-based transformer, designed for multivariate time series forecasting, classification, and anomaly detection. Leveraging quantum superpositions, entanglement, and…

Machine Learning · Computer Science 2025-04-02 Sanjay Chakraborty , Fredrik Heintz

A quantum memristor is a resistive passive circuit element with memory engineered in a given quantum platform. It can be represented by a quantum system coupled to a dissipative environment, in which a system-bath coupling is mediated…

Quantum Physics · Physics 2020-02-18 Tasio Gonzalez-Raya , Joseph M. Lukens , Lucas C. Céleri , Mikel Sanz

Mental and cognitive representations are believed to reside on low-dimensional, non-linear manifolds embedded within high-dimensional brain activity. Uncovering these manifolds is key to understanding individual differences in brain…

Machine Learning · Computer Science 2025-05-02 Eloy Geenjaar , Vince Calhoun

Scaling temporal dynamics in functional MRI (fMRI) signals have been evidenced for a decade as intrinsic characteristics of ongoing brain activity (Zarahn et al., 1997). Recently, scaling properties were shown to fluctuate across brain…

Statistics Theory · Mathematics 2013-08-21 P. Ciuciu , G. Varoquaux , P. Abry , S. Sadaghiani , A. Kleinschmidt

Magnetic resonance imaging (MRI) is a remarkably powerful diagnostic technique: it generates wide-ranging information for the non-invasive study of tissue anatomy and physiology. Complementary data is normally obtained in separate…

Image and Video Processing · Electrical Eng. & Systems 2019-01-24 Pedro A. Gómez , Miguel Molina-Romero , Guido Buonincontri , Marion I. Menzel , Bjoern H. Menze

Background: Quantitative susceptibility mapping (QSM) of the brain is an advanced MRI technique for assessing tissue characteristics based on magnetic susceptibility, which varies with the composition of the tissue, such as iron, calcium,…

In the human brain, essential iron molecules for proper neurological functioning exist in transferrin (tf) and ferritin (Fe3) forms. However, its unusual increment manifests iron overload, which reacts with hydrogen peroxide. This reaction…

Neurons and Cognition · Quantitative Biology 2022-11-10 Shradha Verma , Tripti Goel , M Tanveer

Capturing dynamic spatiotemporal neural activity is essential for understanding large-scale brain mechanisms. Functional magnetic resonance imaging (fMRI) provides high-resolution cortical representations that form a strong basis for…

Image and Video Processing · Electrical Eng. & Systems 2026-04-01 Wanying Qu , Jianxiong Gao , Wei Wang , Yanwei Fu

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…

Image and Video Processing · Electrical Eng. & Systems 2023-03-03 Wei Dai , Ziyao Zhang , Lixia Tian , Shengyuan Yu , Shuhui Wang , Zhao Dong , Hairong Zheng

We present a sequential transfer learning framework for transformers on functional Magnetic Resonance Imaging (fMRI) data and demonstrate its significant benefits for decoding musical timbre. In the first of two phases, we pre-train our…

Quantitative Methods · Quantitative Biology 2023-05-23 Sean Paulsen , Michael Casey