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Related papers: Lesion-Independent Associations Between Thalamic N…

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The thalamus is a subcortical gray matter structure that plays a key role in relaying sensory and motor signals within the brain. Its nuclei can atrophy or otherwise be affected by neurological disease and injuries including mild traumatic…

Image and Video Processing · Electrical Eng. & Systems 2023-02-02 Chang Yan , Muhan Shao , Zhangxing Bian , Anqi Feng , Yuan Xue , Jiachen Zhuo , Rao P. Gullapalli , Aaron Carass , Jerry L. Prince

Thalamic nuclei have been implicated in several neurological diseases. WMn-MPRAGE images have been shown to provide better intra-thalamic nuclear contrast compared to conventional MPRAGE images but the additional acquisition results in…

Machine Learning · Computer Science 2020-12-18 Lavanya Umapathy , Mahesh Bharath Keerthivasan , Natalie M. Zahr , Ali Bilgin , Manojkumar Saranathan

Identifying and utilising various biomarkers for tracking Alzheimer's disease (AD) progression have received many recent attentions and enable helping clinicians make the prompt decisions. Traditional progression models focus on extracting…

Machine Learning · Computer Science 2023-11-08 Xulong Wang , Yu Zhang , Menghui Zhou , Tong Liu , Jun Qi , Po Yang

This work is motivated by a study of a population of multiple sclerosis (MS) patients using dynamic contrast-enhanced magnetic resonance imaging (DCE-MRI) to identify active brain lesions. At each visit, a contrast agent is administered…

Applications · Statistics 2013-06-25 Haochang Shou , Russell T. Shinohara , Han Liu , Daniel S. Reich , Ciprian M. Crainiceanu

The thalamus consists of several histologically and functionally distinct nuclei increasingly implicated in brain pathology and important for treatment, motivating the need for development of fast and accurate thalamic segmentation. The…

Image and Video Processing · Electrical Eng. & Systems 2019-12-19 Charles Iglehart , Martin Monti , Joshua Cain , Thomas Tourdias , Manojkumar Saranathan

Accurate segmentation of thalamic nuclei, crucial for understanding their role in healthy cognition and in pathologies, is challenging to achieve on standard T1-weighted (T1w) magnetic resonance imaging (MRI) due to poor image contrast.…

Image and Video Processing · Electrical Eng. & Systems 2023-04-17 Julie P. Vidal , Lola Danet , Patrice Péran , Jérémie Pariente , Meritxell Bach Cuadra , Natalie M. Zahr , Emmanuel J. Barbeau , Manojkumar Saranathan

Ischaemic stroke is a medical condition caused by occlusion of blood supply to the brain tissue thus forming a lesion. A lesion is zoned into a core associated with irreversible necrosis typically located at the center of the lesion, while…

Image and Video Processing · Electrical Eng. & Systems 2019-08-06 Rachana Sathish , Ronnie Rajan , Anusha Vupputuri , Nirmalya Ghosh , Debdoot Sheet

Longitudinal imaging forms an essential component in the management and follow-up of many medical conditions. The presence of lesion changes on serial imaging can have significant impact on clinical decision making, highlighting the…

Image and Video Processing · Electrical Eng. & Systems 2021-06-03 Minh-Son To , Ian G Sarno , Chee Chong , Mark Jenkinson , Gustavo Carneiro

Machine learning offers great potential for automated prediction of post-stroke symptoms and their response to rehabilitation. Major challenges for this endeavour include the very high dimensionality of neuroimaging data, the relatively…

Artificial Intelligence · Computer Science 2023-10-31 Adam White , Margarita Saranti , Artur d'Avila Garcez , Thomas M. H. Hope , Cathy J. Price , Howard Bowman

Objective: Multiple Sclerosis (MS) is an autoimmune, and demyelinating disease that leads to lesions in the central nervous system. This disease can be tracked and diagnosed using Magnetic Resonance Imaging (MRI). Up to now a multitude of…

Image and Video Processing · Electrical Eng. & Systems 2022-01-07 Mehdi SadeghiBakhi , Hamidreza Pourreza , Hamidreza Mahyar

Ultra-high field 7-tesla (7T) MRI improves visualization of multiple sclerosis (MS) white matter lesions (WML) but differs sufficiently in contrast and artifacts from 1.5-3T imaging - suggesting that widely used automated segmentation tools…

Computer Vision and Pattern Recognition · Computer Science 2026-04-02 Michael Maynord , Minghui Liu , Cornelia Fermüller , Seongjin Choi , Yuxin Zeng , Shishir Dahal , Daniel M. Harrison

Radiologists use various imaging modalities to aid in different tasks like diagnosis of disease, lesion visualization, surgical planning and prognostic evaluation. Most of these tasks rely on the the accurate delineation of the anatomical…

Image and Video Processing · Electrical Eng. & Systems 2019-08-22 Ronnie Rajan , Rachana Sathish , Debdoot Sheet

Early multiple sclerosis (MS) disability progression prediction is challenging due to disease heterogeneity. This work predicts 48- and 72-week disability using sparse baseline clinical data and 12 weeks of daily digital Floodlight data…

Machine Learning · Computer Science 2025-06-19 Maxime Usdin , Lito Kriara , Licinio Craveiro

The emergence of digital technologies such as smartphones in healthcare applications have demonstrated the possibility of developing rich, continuous, and objective measures of multiple sclerosis (MS) disability that can be administered…

Machine Learning · Computer Science 2021-06-23 Andrew P. Creagh , Florian Lipsmeier , Michael Lindemann , Maarten De Vos

A major challenge in stroke research and stroke recovery predictions is the determination of a stroke lesion's extent and its impact on relevant brain systems. Manual segmentation of stroke lesions from 3D magnetic resonance (MR) imaging…

Image and Video Processing · Electrical Eng. & Systems 2023-06-21 Sovesh Mohapatra , Advait Gosai , Anant Shinde , Aleksei Rutkovskii , Sirisha Nouduri , Gottfried Schlaug

Magnetic resonance imaging (MRI) is a central modality for stroke imaging. It is used upon patient admission to make treatment decisions such as selecting patients for intravenous thrombolysis or endovascular therapy. MRI is later used in…

Aphasias, selective language impairments which can arise from brain damage, reveal the functional organization of human language by providing causal links between affected brain regions and specific symptom profiles. Drawing on this…

Computation and Language · Computer Science 2026-05-18 Nathan Roll , Jill Kries , Laura Gwilliams , Cory Shain

Robust and generalizable segmentation of brain tumors on multi-parametric magnetic resonance imaging (MRI) remains difficult because tumor types differ widely. The BraTS 2025 Lighthouse Challenge benchmarks segmentation methods on diverse…

Deep learning based disease detection and segmentation algorithms promise to improve many clinical processes. However, such algorithms require vast amounts of annotated training data, which are typically not available in the medical context…

Image and Video Processing · Electrical Eng. & Systems 2021-11-02 Moritz Platscher , Jonathan Zopes , Christian Federau

Multiple Sclerosis (MS) is a chronic autoimmune disease of the central nervous system whose molecular mechanisms remain incompletely understood. In this study, we developed an end-to-end machine learning pipeline to analyze transcriptomic…