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Automatic identification of brain lesions from magnetic resonance imaging (MRI) scans of stroke survivors would be a useful aid in patient diagnosis and treatment planning. We propose a multi-modal multi-path convolutional neural network…

Computer Vision and Pattern Recognition · Computer Science 2019-05-28 Yunzhe Xue , Fadi G. Farhat , Olga Boukrina , A . M. Barrett , Jeffrey R. Binder , Usman W. Roshan , William W. Graves

Accurate and generalisable segmentation of stroke lesions from magnetic resonance imaging (MRI) is essential for advancing clinical research, prognostic modelling, and personalised interventions. Although deep learning has improved…

Quantitative Methods · Quantitative Biology 2026-02-11 Tammar Truzman , Matthew A. Lambon Ralph , Ajay D. Halai

In this paper, we demonstrate the feasibility and performance of deep residual neural networks for volumetric segmentation of irreversibly damaged brain tissue lesions on T1-weighted MRI scans for chronic stroke patients. A total of 239…

Image and Video Processing · Electrical Eng. & Systems 2019-11-27 Naofumi Tomita , Steven Jiang , Matthew E. Maeder , Saeed Hassanpour

To determine if a convolutional neural network (CNN) deep learning model can accurately segment acute ischemic changes on non-contrast CT compared to neuroradiologists. Non-contrast CT (NCCT) examinations from 232 acute ischemic stroke…

Deep learning (DL) techniques have emerged as promising solutions for medical wound tissue segmentation. However, a notable limitation in this field is the lack of publicly available labelled datasets and a standardised performance…

Image and Video Processing · Electrical Eng. & Systems 2025-02-18 Muhammad Ashad Kabir , Nidita Roy , Md. Ekramul Hossain , Jill Featherston , Sayed Ahmed

More than 13 million people suffer from ischemic cerebral stroke worldwide each year. Thrombolytic treatment can reduce brain damage but has a narrow treatment window. Computed Tomography Perfusion imaging is a commonly used primary…

Image and Video Processing · Electrical Eng. & Systems 2021-04-22 Luca Tomasetti , Kjersti Engan , Mahdieh Khanmohammadi , Kathinka Dæhli Kurz

Cortical thickness measurements from magnetic resonance imaging, an important biomarker in many neurodegenerative and neurological disorders, are derived by many tools from an initial voxel-wise tissue segmentation. White matter (WM)…

Image and Video Processing · Electrical Eng. & Systems 2025-03-27 Vinzenz Uhr , Ivan Diaz , Christian Rummel , Richard McKinley

Accurate delineation of acute ischemic stroke lesions in MRI is a key component of stroke diagnosis and management. In recent years, deep learning models have been successfully applied to the automatic segmentation of such lesions. While…

Computer Vision and Pattern Recognition · Computer Science 2026-01-14 Vincent Roca , Martin Bretzner , Hilde Henon , Laurent Puy , Grégory Kuchcinski , Renaud Lopes

Current deep learning-based approaches to lesion segmentation in neuroimaging often depend on high-resolution images and extensive annotated data, limiting clinical applicability. This paper introduces a novel synthetic data framework…

Image and Video Processing · Electrical Eng. & Systems 2025-08-18 Liam Chalcroft , Ioannis Pappas , Cathy J. Price , John Ashburner

This study's objective was to segment spinal metastases in diagnostic MR images using a deep learning-based approach. Segmentation of such lesions can present a pivotal step towards enhanced therapy planning and validation, as well as…

Image and Video Processing · Electrical Eng. & Systems 2020-01-29 Georg Hille , Johannes Steffen , Max Dünnwald , Mathias Becker , Sylvia Saalfeld , Klaus Tönnies

Background. Fully automatic analysis of myocardial perfusion MRI datasets enables rapid and objective reporting of stress/rest studies in patients with suspected ischemic heart disease. Developing deep learning techniques that can analyze…

Purpose: Bone metastasis have a major impact on the quality of life of patients and they are diverse in terms of size and location, making their segmentation complex. Manual segmentation is time-consuming, and expert segmentations are…

Image and Video Processing · Electrical Eng. & Systems 2024-09-18 Emile Saillard , Aurélie Levillain , David Mitton , Jean-Baptiste Pialat , Cyrille Confavreux , Hélène Follet , Thomas Grenier

This study addresses critical gaps in automated lymphoma segmentation from PET/CT images, focusing on issues often overlooked in existing literature. While deep learning has been applied for lymphoma lesion segmentation, few studies…

Detecting and segmenting brain metastases is a tedious and time-consuming task for many radiologists, particularly with the growing use of multi-sequence 3D imaging. This study demonstrates automated detection and segmentation of brain…

Image and Video Processing · Electrical Eng. & Systems 2019-12-30 Endre Grøvik , Darvin Yi , Michael Iv , Elisabeth Tong , Daniel L. Rubin , Greg Zaharchuk

Assessing the location and extent of lesions caused by chronic stroke is critical for medical diagnosis, surgical planning, and prognosis. In recent years, with the rapid development of 2D and 3D convolutional neural networks (CNN), the…

Image and Video Processing · Electrical Eng. & Systems 2021-02-17 Yongjin Zhou , Weijian Huang , Pei Dong , Yong Xia , Shanshan Wang

Deep neural networks have demonstrated exceptional efficacy in stroke lesion segmentation. However, the delineation of small lesions, critical for stroke diagnosis, remains a challenge. In this study, we propose two straightforward yet…

Computer Vision and Pattern Recognition · Computer Science 2024-08-07 Liang Shang , Zhengyang Lou , Andrew L. Alexander , Vivek Prabhakaran , William A. Sethares , Veena A. Nair , Nagesh Adluru

BACKGROUND AND PURPOSE: Deep learning has been demonstrated effective in many neuroimaging applications. However, in many scenarios, the number of imaging sequences capturing information related to small vessel disease lesions is…

We propose a fully 3D multi-path convolutional network to predict stroke lesions from 3D brain MRI images. Our multi-path model has independent encoders for different modalities containing residual convolutional blocks, weighted multi-path…

Image and Video Processing · Electrical Eng. & Systems 2019-11-19 Yunzhe Xue , Meiyan Xie , Fadi G. Farhat , Olga Boukrina , A. M. Barrett , Jeffrey R. Binder , Usman W. Roshan , William W. Graves

Wounds, such as foot ulcers, pressure ulcers, leg ulcers, and infected wounds, come up with substantial problems for healthcare professionals. Prompt and accurate segmentation is crucial for effective treatment. However, contemporary…

Image and Video Processing · Electrical Eng. & Systems 2024-08-22 Md. Zihad Bin Jahangir , Sumaiya Akter , MD Abdullah Al Nasim , Kishor Datta Gupta , Roy George

Chronic wounds significantly impact quality of life. If not properly managed, they can severely deteriorate. Image-based wound analysis could aid in objectively assessing the wound status by quantifying important features that are related…

Computer Vision and Pattern Recognition · Computer Science 2021-11-03 Gaetano Scebba , Jia Zhang , Sabrina Catanzaro , Carina Mihai , Oliver Distler , Martin Berli , Walter Karlen