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Related papers: Segmentation of Multiple Sclerosis Lesions across …

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Multiple sclerosis (MS) lesions occupy a small fraction of the brain volume, and are heterogeneous with regards to shape, size and locations, which poses a great challenge for training deep learning based segmentation models. We proposed a…

Computer Vision and Pattern Recognition · Computer Science 2023-11-28 Hang Zhang , Jinwei Zhang , Rongguang Wang , Qihao Zhang , Susan A. Gauthier , Pascal Spincemaille , Thanh D. Nguyen , Yi Wang

Deep neural networks (DNN) have shown promises in the lesion segmentation of multiple sclerosis (MS) from multicontrast MRI including T1, T2, proton density (PD) and FLAIR sequences. However, one challenge in deploying such networks into…

Computer Vision and Pattern Recognition · Computer Science 2018-11-20 Yushan Feng , Huitong Pan , Craig Meyer , Xue Feng

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

Continual learning for Semantic Segmentation (CSS) is a rapidly emerging field, in which the capabilities of the segmentation model are incrementally improved by learning new classes or new domains. A central challenge in Continual Learning…

Computer Vision and Pattern Recognition · Computer Science 2022-09-21 Tobias Kalb , Björn Mauthe , Jürgen Beyerer

Brain lesion segmentation from multi-modal MRI often assumes fixed modality sets or predefined pathologies, making existing models difficult to adapt across cohorts and imaging protocols. Continual learning (CL) offers a natural solution…

Image and Video Processing · Electrical Eng. & Systems 2026-01-21 Yousef Sadegheih , Dorit Merhof , Pratibha Kumari

Segmenting healthy tissue structures alongside lesions in brain Magnetic Resonance Images (MRI) remains a challenge for today's algorithms due to lesion-caused disruption of the anatomy and lack of jointly labeled training datasets, where…

Image and Video Processing · Electrical Eng. & Systems 2025-03-26 Meva Himmetoglu , Ilja Ciernik , Ender Konukoglu

Automated segmentation of multiple sclerosis (MS) lesions from MRI scans is important to quantify disease progression. In recent years, convolutional neural networks (CNNs) have shown top performance for this task when a large amount of…

Computer Vision and Pattern Recognition · Computer Science 2023-03-10 Jiacheng Wang , Hao Li , Han Liu , Dewei Hu , Daiwei Lu , Keejin Yoon , Kelsey Barter , Francesca Bagnato , Ipek Oguz

In multiple sclerosis, lesions interfere with automated magnetic resonance imaging analyses such as brain parcellation and deformable registration, while lesion segmentation models are hindered by the limited availability of annotated…

Recently, segmentation methods based on Convolutional Neural Networks (CNNs) showed promising performance in automatic Multiple Sclerosis (MS) lesions segmentation. These techniques have even outperformed human experts in controlled…

Image and Video Processing · Electrical Eng. & Systems 2021-07-26 Reda Abdellah Kamraoui , Vinh-Thong Ta , Thomas Tourdias , Boris Mansencal , José V Manjon , Pierrick Coupé

Deep learning (DL) networks have recently been shown to outperform other segmentation methods on various public, medical-image challenge datasets [3,11,16], especially for large pathologies. However, in the context of diseases such as…

Computer Vision and Pattern Recognition · Computer Science 2018-10-18 Tanya Nair , Doina Precup , Douglas L. Arnold , Tal Arbel

Acute stroke lesion segmentation tasks are of great clinical interest as they can help doctors make better informed treatment decisions. Magnetic resonance imaging (MRI) is time demanding but can provide images that are considered gold…

Computer Vision and Pattern Recognition · Computer Science 2019-04-25 Albert Clèrigues , Sergi Valverde , Jose Bernal , Jordi Freixenet , Arnau Oliver , Xavier Lladó

The accurate understanding of ischemic stroke lesions is critical for efficient therapy and prognosis of stroke patients. Magnetic resonance imaging (MRI) is sensitive to acute ischemic stroke and is a common diagnostic method for stroke.…

Computer Vision and Pattern Recognition · Computer Science 2025-11-11 R. P. Chowdhury , T. Rahman

Segmentation of white matter lesions and deep grey matter structures is an important task in the quantification of magnetic resonance imaging in multiple sclerosis. In this paper we explore segmentation solutions based on convolutional…

New lesion segmentation is essential to estimate the disease progression and therapeutic effects during multiple sclerosis (MS) clinical treatments. However, the expensive data acquisition and expert annotation restrict the feasibility of…

Image and Video Processing · Electrical Eng. & Systems 2023-09-18 Yicheng Wu , Zhonghua Wu , Hengcan Shi , Bjoern Picker , Winston Chong , Jianfei Cai

In this paper we propose a novel method for the segmentation of longitudinal brain MRI scans of patients suffering from Multiple Sclerosis. The method builds upon an existing cross-sectional method for simultaneous whole-brain and lesion…

Image and Video Processing · Electrical Eng. & Systems 2021-01-05 Stefano Cerri , Andrew Hoopes , Douglas N. Greve , Mark Mühlau , Koen Van Leemput

Deep learning for medical imaging suffers from temporal and privacy-related restrictions on data availability. To still obtain viable models, continual learning aims to train in sequential order, as and when data is available. The main…

Image and Video Processing · Electrical Eng. & Systems 2021-07-27 Marius Memmel , Camila Gonzalez , Anirban Mukhopadhyay

Continual learning (CL) is a major challenge of machine learning (ML) and describes the ability to learn several tasks sequentially without catastrophic forgetting (CF). Recent works indicate that CL is a complex topic, even more so when…

Machine Learning · Computer Science 2022-06-09 Benedikt Bagus , Alexander Gepperth

Magnetic resonance imaging is a fundamental tool to reach a diagnosis of multiple sclerosis and monitoring its progression. Although several attempts have been made to segment multiple sclerosis lesions using artificial intelligence, fully…

This paper explores the use of a soft ground-truth mask ("soft mask'') to train a Fully Convolutional Neural Network (FCNN) for segmentation of Multiple Sclerosis (MS) lesions. Detection and segmentation of MS lesions is a complex task…

Computer Vision and Pattern Recognition · Computer Science 2019-01-29 Eytan Kats , Jacob Goldberger , Hayit Greenspan

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