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Related papers: Beyond Core and Penumbra: Bi-Temporal Image-Driven…

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Stroke is the second leading cause of mortality worldwide. Immediate attention and diagnosis play a crucial role regarding patient prognosis. The key to diagnosis consists in localizing and delineating brain lesions. Standard stroke…

Image and Video Processing · Electrical Eng. & Systems 2024-09-05 Santiago Gómez , Daniel Mantilla , Gustavo Garzón , Edgar Rangel , Andrés Ortiz , Franklin Sierra-Jerez , Fabio Martínez

Learning-based methods have recently enabled performance leaps in analysis of high-dimensional functional MRI (fMRI) time series. Deep learning models that receive as input functional connectivity (FC) features among brain regions have been…

Signal Processing · Electrical Eng. & Systems 2023-01-03 Irmak Sivgin , Hasan A. Bedel , Şaban Öztürk , Tolga Çukur

Nuclei classification provides valuable information for histopathology image analysis. However, the large variations in the appearance of different nuclei types cause difficulties in identifying nuclei. Most neural network based methods are…

Computer Vision and Pattern Recognition · Computer Science 2023-02-23 Wei Lou , Xiang Wan , Guanbin Li , Xiaoying Lou , Chenghang Li , Feng Gao , Haofeng Li

We present a microstructure imaging technique for estimating compartment-specific T2 and T2* simultaneously in the human brain. Microstructure imaging with diffusion MRI (dMRI) has enabled the modelling of intra-neurite and extra-neurite…

Medical Physics · Physics 2024-08-21 Ting Gong , Merlin J. Fair , Kawin Setsompop , Hui Zhang

Perfusion imaging is crucial in acute ischemic stroke for quantifying the salvageable penumbra and irreversibly damaged core lesions. As such, it helps clinicians to decide on the optimal reperfusion treatment. In perfusion CT imaging,…

Image and Video Processing · Electrical Eng. & Systems 2022-04-27 Ezequiel de la Rosa , Diana M. Sima , Bjoern Menze , Jan S. Kirschke , David Robben

Ambulatory blood pressure monitoring (ABPM) enables continuous measurement of blood pressure and heart rate over 24 hours and is increasingly used in clinical studies. However, ABPM data are often reduced to summary statistics, such as…

Methodology · Statistics 2025-07-17 Leyuan Qian , R. Nisha Aurora , Naresh M. Punjabi , Irina Gaynanova

We propose a deep learning-based approach that integrates MRI sequence parameters to improve the accuracy and generalizability of quantitative image synthesis from clinical weighted MRI. Our physics-driven neural network embeds MRI sequence…

Image and Video Processing · Electrical Eng. & Systems 2025-08-12 Lingjing Chen , Chengxiu Zhang , Yinqiao Yi , Yida Wang , Yang Song , Xu Yan , Shengfang Xu , Dalin Zhu , Mengqiu Cao , Yan Zhou , Chenglong Wang , Guang Yang

Stroke is a leading cause of neurological injury characterized by impairments in multiple neurological domains including cognition, language, sensory and motor functions. Clinical recovery in these domains is tracked using a wide range of…

Quantitative Methods · Quantitative Biology 2021-10-01 Sanjukta Krishnagopal , Keith Lohse , Robynne Braun

Segmentation of brain structures from MRI is crucial for evaluating brain morphology, yet existing CNN and transformer-based methods struggle to delineate complex structures accurately. While current diffusion models have shown promise in…

Image and Video Processing · Electrical Eng. & Systems 2025-07-01 Qilong Xing , Zikai Song , Yuteng Ye , Yuke Chen , Youjia Zhang , Na Feng , Junqing Yu , Wei Yang

This article focuses on the control center of each human body: the brain. We will point out the pivotal role of the cerebral vasculature and how its complex mechanisms may vary between subjects. We then emphasize a specific acute…

Image and Video Processing · Electrical Eng. & Systems 2022-11-10 Jeroen Bertels , David Robben , Dirk Vandermeulen , Robin Lemmens

Delineating infarcted tissue in ischemic stroke lesions is crucial to determine the extend of damage and optimal treatment for this life-threatening condition. However, this problem remains challenging due to high variability of ischemic…

Computer Vision and Pattern Recognition · Computer Science 2018-10-17 Jose Dolz , Ismail Ben Ayed , Christian Desrosiers

We use methods from computational algebraic topology to study functional brain networks, in which nodes represent brain regions and weighted edges encode the similarity of fMRI time series from each region. With these tools, which allow one…

Quantitative Methods · Quantitative Biology 2020-08-27 Bernadette J. Stolz , Tegan Emerson , Satu Nahkuri , Mason A. Porter , Heather A. Harrington

Background: Functional magnetic resonance imaging (fMRI) provides non-invasive measures of neuronal activity using an endogenous Blood Oxygenation-Level Dependent (BOLD) contrast. This article introduces a nonlinear dimensionality reduction…

Image and Video Processing · Electrical Eng. & Systems 2019-12-09 Gagan Sidhu

Longitudinal brain analysis is essential for understanding healthy aging and identifying pathological deviations. Longitudinal registration of sequential brain MRI underpins such analyses. However, existing methods are limited by reliance…

Image and Video Processing · Electrical Eng. & Systems 2026-03-31 Bailiang Jian , Jiazhen Pan , Yitong Li , Fabian Bongratz , Ruochen Li , Daniel Rueckert , Benedikt Wiestler , Christian Wachinger

Accurate segmentation of Multiple Sclerosis (MS) lesions in longitudinal MRI scans is crucial for monitoring disease progression and treatment efficacy. Although changes across time are taken into account when assessing images in clinical…

Purpose: To develop a data-efficient strategy for accelerated MRI reconstruction with Diffusion Probabilistic Generative Models (DPMs) that enables faster scan times in clinical stroke MRI when only limited fully-sampled data samples are…

Image and Video Processing · Electrical Eng. & Systems 2026-03-16 Yamin Arefeen , Sidharth Kumar , Steven Warach , Hamidreza Saber , Jonathan Tamir

Multiple Sclerosis (MS) is a chronic progressive neurological disease characterized by the development of lesions in the white matter of the brain. T2-fluid-attenuated inversion recovery (FLAIR) brain magnetic resonance imaging (MRI)…

Image and Video Processing · Electrical Eng. & Systems 2022-09-12 Jueqi Wang , Derek Berger , Erin Mazerolle , Othman Soufan , Jacob Levman

Recent randomised clinical trials have shown that patients with ischaemic stroke {due to occlusion of a large intracranial blood vessel} benefit from endovascular thrombectomy. However, predicting outcome of treatment in an individual…

Image and Video Processing · Electrical Eng. & Systems 2024-12-09 Zeynel A. Samak , Philip Clatworthy , Majid Mirmehdi

Analyzing temporal developments is crucial for the accurate prognosis of many medical conditions. Temporal changes that occur over short time scales are key to assessing the health of physiological functions, such as the cardiac cycle.…

Computer Vision and Pattern Recognition · Computer Science 2024-10-29 Chengzhi Shen , Martin J. Menten , Hrvoje Bogunović , Ursula Schmidt-Erfurth , Hendrik Scholl , Sobha Sivaprasad , Andrew Lotery , Daniel Rueckert , Paul Hager , Robbie Holland

Cancer pathological analysis requires modeling tumor heterogeneity across multiple modalities, primarily through transcriptomics and whole slide imaging (WSI), along with their spatial relations. On one hand, bulk transcriptomics and WSI…

Machine Learning · Computer Science 2026-03-17 Jingkun Yu , Guangkai Shang , Changtao Li , Xun Gong , Tianrui Li , Yazhou He , Zhipeng Luo
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