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相关论文: Deep Learning-Driven Segmentation of Ischemic Stro…

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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

Purpose: To compare the segmentation and detection performance of a deep learning model trained on a database of human-labelled clinical diffusion-weighted (DW) stroke lesions to a model trained on the same database enhanced with synthetic…

This paper presents a lightweight framework for classifying brain stroke types from Diffusion-Weighted Imaging (DWI) MRI scans, employing a Multi-Layer Perceptron (MLP) neural network with Wavelet Transform for feature extraction. Accurate…

图像与视频处理 · 电气工程与系统科学 2025-06-19 Mana Mohammadi , Amirhesam Jafari Rad , Ashkan Behrouzi

Stroke is a common disabling neurological condition that affects about one-quarter of the adult population over age 25; more than half of patients still have poor outcomes, such as permanent functional dependence or even death, after the…

计算机视觉与模式识别 · 计算机科学 2024-02-19 Chia-Ling Tsai , Hui-Yun Su , Shen-Feng Sung , Wei-Yang Lin , Ying-Ying Su , Tzu-Hsien Yang , Man-Lin Mai

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…

The rapid increment of morbidity of brain stroke in the last few years have been a driving force towards fast and accurate segmentation of stroke lesions from brain MRI images. With the recent development of deep-learning, computer-aided…

图像与视频处理 · 电气工程与系统科学 2021-10-25 Hritam Basak , Rukhshanda Hussain , Ajay Rana

Precise ischemic lesion segmentation plays an essential role in improving diagnosis and treatment planning for ischemic stroke, one of the prevalent diseases with the highest mortality rate. While numerous deep neural network approaches…

图像与视频处理 · 电气工程与系统科学 2023-12-06 Luca Tomasetti , Stine Hansen , Mahdieh Khanmohammadi , Kjersti Engan , Liv Jorunn Høllesli , Kathinka Dæhli Kurz , Michael Kampffmeyer

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…

图像与视频处理 · 电气工程与系统科学 2019-08-22 Ronnie Rajan , Rachana Sathish , Debdoot Sheet

Diffusion-weighted (DW) magnetic resonance imaging is essential for the diagnosis and treatment of ischemic stroke. DW images (DWIs) are usually acquired in multi-slice settings where lesion areas in two consecutive 2D slices are highly…

图像与视频处理 · 电气工程与系统科学 2023-05-31 Yanglan Ou , Ye Yuan , Xiaolei Huang , Kelvin Wong , John Volpi , James Z. Wang , Stephen T. C. Wong

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…

计算机视觉与模式识别 · 计算机科学 2019-05-28 Yunzhe Xue , Fadi G. Farhat , Olga Boukrina , A . M. Barrett , Jeffrey R. Binder , Usman W. Roshan , William W. Graves

Medical brain image analysis is a necessary step in Computer Assisted /Aided Diagnosis (CAD) systems. Advancements in both hardware and software in the past few years have led to improved segmentation and classification of various diseases.…

图像与视频处理 · 电气工程与系统科学 2021-01-15 Darwin Castillo , Vasudevan Lakshminarayanan , Maria J. Rodriguez-Alvarez

The evaluation and treatment of acute cerebral ischemia requires a technique that can determine the total area of tissue at risk for infarction using diagnostic magnetic resonance imaging (MRI) sequences. Typical MRI data sets consist of…

计算机视觉与模式识别 · 计算机科学 2016-06-14 Vishwa S. Parekh , Jeremy R. Jacobs , Michael A. Jacobs

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

Stroke poses an immense public health burden and remains among the primary causes of death and disability worldwide. Emergent therapy is often precluded by late or indeterminate times of onset before initial clinical presentation. Rapid,…

医学物理 · 物理学 2021-04-16 Leeor Alon , Seena Dehkharghani

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

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…

图像与视频处理 · 电气工程与系统科学 2021-11-02 Moritz Platscher , Jonathan Zopes , Christian Federau

Stroke is the second most common cause of death in developed countries, where rapid clinical intervention can have a major impact on a patient's life. To perform the revascularization procedure, the decision making of physicians considers…

计算机视觉与模式识别 · 计算机科学 2018-09-25 Adriano Pinto , Sergio Pereira , Raphael Meier , Victor Alves , Roland Wiest , Carlos A. Silva , Mauricio Reyes

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…

图像与视频处理 · 电气工程与系统科学 2023-06-21 Sovesh Mohapatra , Advait Gosai , Anant Shinde , Aleksei Rutkovskii , Sirisha Nouduri , Gottfried Schlaug

Segmentation of focal (localized) brain pathologies such as brain tumors and brain lesions caused by multiple sclerosis and ischemic strokes are necessary for medical diagnosis, surgical planning and disease development as well as other…

计算机视觉与模式识别 · 计算机科学 2017-01-25 Mohammad Havaei , Nicolas Guizard , Hugo Larochelle , Pierre-Marc Jodoin

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…

计算机视觉与模式识别 · 计算机科学 2024-08-07 Liang Shang , Zhengyang Lou , Andrew L. Alexander , Vivek Prabhakaran , William A. Sethares , Veena A. Nair , Nagesh Adluru