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相关论文: Radiologist-level stroke classification on non-con…

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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…

In this paper, an automatic algorithm aimed at volumetric segmentation of acute ischemic stroke lesion in non-contrast computed tomography brain 3D images is proposed. Our deep-learning approach is based on the popular 3D U-Net…

图像与视频处理 · 电气工程与系统科学 2023-10-31 A. V. Dobshik , S. K. Verbitskiy , I. A. Pestunov , K. M. Sherman , Yu. N. Sinyavskiy , A. A. Tulupov , V. B. Berikov

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…

计算机视觉与模式识别 · 计算机科学 2018-10-17 Jose Dolz , Ismail Ben Ayed , Christian Desrosiers

At present, the majority of the proposed Deep Learning (DL) methods provide point predictions without quantifying the models uncertainty. However, a quantification of the reliability of automated image analysis is essential, in particular…

图像与视频处理 · 电气工程与系统科学 2020-08-17 Lisa Herzog , Elvis Murina , Oliver Dürr , Susanne Wegener , Beate Sick

Ischemic stroke occurs through a blockage of clogged blood vessels supplying blood to the brain. Segmentation of the stroke lesion is vital to improve diagnosis, outcome assessment and treatment planning. In this work, we propose a…

图像与视频处理 · 电气工程与系统科学 2022-04-12 Mobarakol Islam , N Rajiv Vaidyanathan , V Jeya Maria Jose , Hongliang Ren

Purpose: Multi-expert deep learning training methods to automatically quantify ischemic brain tissue on Non-Contrast CT Materials and Methods: The data set consisted of 260 Non-Contrast CTs from 233 patients of acute ischemic stroke…

Computed Tomography (CT) is commonly used to image acute ischemic stroke (AIS) patients, but its interpretation by radiologists is time-consuming and subject to inter-observer variability. Deep learning (DL) techniques can provide automated…

图像与视频处理 · 电气工程与系统科学 2023-10-02 Alessandro Fontanella , Wenwen Li , Grant Mair , Antreas Antoniou , Eleanor Platt , Paul Armitage , Emanuele Trucco , Joanna Wardlaw , Amos Storkey

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…

图像与视频处理 · 电气工程与系统科学 2021-04-22 Luca Tomasetti , Kjersti Engan , Mahdieh Khanmohammadi , Kathinka Dæhli Kurz

Purpose: In this study we investigate whether a Convolutional Neural Network (CNN) can generate clinically relevant parametric maps from CT perfusion data in a clinical setting of patients with acute ischemic stroke. Methods: Training of…

图像与视频处理 · 电气工程与系统科学 2021-01-18 Umberto A. Gava , Federico D'Agata , Enzo Tartaglione , Marco Grangetto , Francesca Bertolino , Ambra Santonocito , Edwin Bennink , Mauro Bergui

When the blood supply to the brain is obstructed by a clot, oxygen delivery to brain tissues becomes insufficient, leading to cellular necrosis. In healthcare settings, accurately identifying and delineating ischemic lesion boundaries is…

图像与视频处理 · 电气工程与系统科学 2026-05-22 Sayed Amir Mousavi Mobarakeh

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…

计算机视觉与模式识别 · 计算机科学 2026-01-14 Vincent Roca , Martin Bretzner , Hilde Henon , Laurent Puy , Grégory Kuchcinski , Renaud Lopes

The rapid development in representation learning techniques such as deep neural networks and the availability of large-scale, well-annotated medical imaging datasets have to a rapid increase in the use of supervised machine learning in the…

计算机视觉与模式识别 · 计算机科学 2023-04-19 Dat T. Ngo , Thao T. B. Nguyen , Hieu T. Nguyen , Dung B. Nguyen , Ha Q. Nguyen , Hieu H. Pham

We present a fully convolutional neural network for segmenting ischemic stroke lesions in CT perfusion images for the ISLES 2018 challenge. Treatment of stroke is time sensitive and current standards for lesion identification require manual…

计算机视觉与模式识别 · 计算机科学 2018-11-06 S. Mazdak Abulnaga , Jonathan Rubin

Traumatic brain injuries could cause intracranial hemorrhage (ICH). ICH could lead to disability or death if it is not accurately diagnosed and treated in a time-sensitive procedure. The current clinical protocol to diagnose ICH is…

图像与视频处理 · 电气工程与系统科学 2019-11-18 Murtadha D. Hssayeni , M. S. , Muayad S. Croock , Ph. D. , Aymen Al-Ani , Ph. D. , Hassan Falah Al-khafaji , M. D. , Zakaria A. Yahya , M. D. , Behnaz Ghoraani , Ph. D

The patient with ischemic stroke can benefit most from the earliest possible definitive diagnosis. While the high quality medical resources are quite scarce across the globe, an automated diagnostic tool is expected in analyzing the…

计算机视觉与模式识别 · 计算机科学 2018-03-16 Zhiyang Liu , Chen Cao , Shuxue Ding , Tong Han , Hong Wu , Sheng Liu

Stroke is the second leading cause of death worldwide, and is increasingly prevalent in low- and middle-income countries (LMICs). Timely interventions can significantly influence stroke survivability and the quality of life after treatment.…

图像与视频处理 · 电气工程与系统科学 2025-10-10 Toufiq Musah , Prince Ebenezer Adjei , Kojo Obed Otoo

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…

图像与视频处理 · 电气工程与系统科学 2021-02-17 Yongjin Zhou , Weijian Huang , Pei Dong , Yong Xia , Shanshan Wang

Non-contrast computed tomography (NCCT) is essential for rapid stroke diagnosis but is limited by low image contrast and signal to noise ratio. We address this challenge by leveraging DINOv3, a state-of-the-art self-supervised vision…

计算机视觉与模式识别 · 计算机科学 2025-09-30 Donghao Zhang , Yimin Chen , Kauê TN Duarte , Taha Aslan , Mohamed AlShamrani , Brij Karmur , Yan Wan , Shengcai Chen , Bo Hu , Bijoy K Menon , Wu Qiu

Objective: To develop a fast image reconstruction method for stroke monitoring with electrical impedance tomography with image quality comparable to computationally expensive nonlinear model-based methods. Methods: A post-processing…

图像与视频处理 · 电气工程与系统科学 2024-12-12 J. Toivanen , V. Kolehmainen , A. Paldanius , A. Hänninen , A. Hauptmann , S. J. Hamilton

Brain stroke is a leading cause of mortality and long-term disability worldwide, underscoring the need for precise and rapid prediction techniques. Computed Tomography (CT) scan is considered one of the most effective methods for diagnosing…

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