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Magnetic resonance imaging (MRI) is the non-invasive modality of choice for body tissue composition analysis due to its excellent soft tissue contrast and lack of ionizing radiation. However, quantification of body composition requires an…

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…

图像与视频处理 · 电气工程与系统科学 2020-01-29 Georg Hille , Johannes Steffen , Max Dünnwald , Mathias Becker , Sylvia Saalfeld , Klaus Tönnies

Models based on U-like structures have improved the performance of medical image segmentation. However, the single-layer decoder structure of U-Net is too "thin" to exploit enough information, resulting in large semantic differences between…

图像与视频处理 · 电气工程与系统科学 2023-09-08 Haoyuan Chen , Yufei Han , Pin Xu , Yanyi Li , Kuan Li , Jianping Yin

The detection of new multiple sclerosis (MS) lesions is an important marker of the evolution of the disease. The applicability of learning-based methods could automate this task efficiently. However, the lack of annotated longitudinal data…

图像与视频处理 · 电气工程与系统科学 2022-06-17 Reda Abdellah Kamraoui , Boris Mansencal , José V Manjon , Pierrick Coupé

Skin lesions segmentation is an important step in the process of automated diagnosis of the skin melanoma. However, the accuracy of segmenting melanomas skin lesions is quite a challenging task due to less data for training, irregular…

图像与视频处理 · 电气工程与系统科学 2020-12-29 Sabari Nathan , Priya Kansal

The diagnosis of brain cancer relies heavily on medical imaging techniques, with MRI being the most commonly used. It is necessary to perform automatic segmentation of brain tumors on MRI images. This project intends to build an MRI…

图像与视频处理 · 电气工程与系统科学 2024-06-28 Yuxiang Hu , Haowei Yang , Ting Xu , Shuyao He , Jiajie Yuan , Haozhang Deng

Efficient and accurate whole-brain lesion segmentation remains a challenge in medical image analysis. In this work, we revisit MeshNet, a parameter-efficient segmentation model, and introduce a novel multi-scale dilation pattern with an…

图像与视频处理 · 电气工程与系统科学 2025-03-10 Alex Fedorov , Yutong Bu , Xiao Hu , Chris Rorden , Sergey Plis

Deep convolutional neural networks have achieved remarkable progress on a variety of medical image computing tasks. A common problem when applying supervised deep learning methods to medical images is the lack of labeled data, which is very…

计算机视觉与模式识别 · 计算机科学 2020-05-12 Xiaomeng Li , Lequan Yu , Hao Chen , Chi-Wing Fu , Lei Xing , Pheng-Ann Heng

Magnetic Resonance Imaging (MRI) is the most commonly used non-intrusive technique for medical image acquisition. Brain tumor segmentation is the process of algorithmically identifying tumors in brain MRI scans. While many approaches have…

图像与视频处理 · 电气工程与系统科学 2022-11-04 Jason Walsh , Alice Othmani , Mayank Jain , Soumyabrata Dev

Digital image processing techniques have wide applications in different scientific fields including the medicine. By use of image processing algorithms, physicians have been more successful in diagnosis of different diseases and have…

图像与视频处理 · 电气工程与系统科学 2021-01-19 Sara Mardanisamani , Zahra Karimi , Akram Jamshidzadeh , Mehran Yazdi , Melika Farshad , Amirmehdi Farshad

The task of medical image segmentation presents unique challenges, necessitating both localized and holistic semantic understanding to accurately delineate areas of interest, such as critical tissues or aberrant features. This complexity is…

图像与视频处理 · 电气工程与系统科学 2023-08-22 Pranav Singh , Luoyao Chen , Mei Chen , Jinqian Pan , Raviteja Chukkapalli , Shravan Chaudhari , Jacopo Cirrone

Automatic magnetic resonance (MR) image processing pipelines are widely used to study people with multiple sclerosis (PwMS), encompassing tasks such as lesion segmentation and brain parcellation. However, the presence of lesion often…

图像与视频处理 · 电气工程与系统科学 2024-10-08 Jinwei Zhang , Lianrui Zuo , Yihao Liu , Samuel Remedios , Bennett A. Landman , Jerry L. Prince , Aaron Carass

There are many clinical contexts which require accurate detection and segmentation of all focal pathologies (e.g. lesions, tumours) in patient images. In cases where there are a mix of small and large lesions, standard binary cross entropy…

图像与视频处理 · 电气工程与系统科学 2022-05-19 Brennan Nichyporuk , Justin Szeto , Douglas L. Arnold , Tal Arbel

Multiple sclerosis lesion activity segmentation is the task of detecting new and enlarging lesions that appeared between a baseline and a follow-up brain MRI scan. While deep learning methods for single-scan lesion segmentation are common,…

计算机视觉与模式识别 · 计算机科学 2020-06-02 Nils Gessert , Marcel Bengs , Julia Krüger , Roland Opfer , Ann-Christin Ostwaldt , Praveena Manogaran , Sven Schippling , Alexander Schlaefer

Early detection and segmentation of skin lesions is crucial for timely diagnosis and treatment, necessary to improve the survival rate of patients. However, manual delineation is time consuming and subject to intra- and inter-observer…

计算机视觉与模式识别 · 计算机科学 2019-02-26 Sulaiman Vesal , Shreyas Malakarjun Patil , Nishant Ravikumar , Andreas Maier

A key feature of magnetic resonance (MR) imaging is its ability to manipulate how the intrinsic tissue parameters of the anatomy ultimately contribute to the contrast properties of the final, acquired image. This flexibility, however, can…

计算机视觉与模式识别 · 计算机科学 2018-11-20 Dzung L. Pham , Snehashis Roy

Deep learning algorithms utilizing magnetic resonance (MR) images have demonstrated cutting-edge proficiency in autonomously segmenting multiple sclerosis (MS) lesions. Despite their achievements, these algorithms may struggle to extend…

图像与视频处理 · 电气工程与系统科学 2023-11-01 Jinwei Zhang , Lianrui Zuo , Blake E. Dewey , Samuel W. Remedios , Savannah P. Hays , Dzung L. Pham , Jerry L. Prince , Aaron Carass

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…

定量方法 · 定量生物学 2026-02-11 Tammar Truzman , Matthew A. Lambon Ralph , Ajay D. Halai

Segmentation of Multiple Sclerosis (MS) lesions is a challenging problem. Several deep-learning-based methods have been proposed in recent years. However, most methods tend to be static, that is, a single model trained on a large,…

The integration of machine learning in magnetic resonance imaging (MRI), specifically in neuroimaging, is proving to be incredibly effective, leading to better diagnostic accuracy, accelerated image analysis, and data-driven insights, which…