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相关论文: Automatic Stroke Lesions Segmentation in Diffusion…

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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

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

Diffusion Weighted Imaging (DWI) is an advanced imaging technique commonly used in neuroscience and neurological clinical research through a Diffusion Tensor Imaging (DTI) model. Volumetric scalar metrics including fractional anisotropy,…

图像与视频处理 · 电气工程与系统科学 2022-11-01 Zihao Tang , Xinyi Wang , Lihaowen Zhu , Mariano Cabezas , Dongnan Liu , Michael Barnett , Weidong Cai , Chengyu Wang

Images with abnormal brain anatomy produce problems for automatic segmentation techniques, and as a result poor ROI detection affects both quantitative measurements and visual assessment of perfusion data. This paper presents a new approach…

图像与视频处理 · 电气工程与系统科学 2019-02-19 Svitlana M Alkhimova

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

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

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

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

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

Cerebrovascular disease is one of the major diseases facing the world today. Automatic segmentation of intracranial artery (IA) in digital subtraction angiography (DSA) sequences is an important step in the diagnosis of vascular related…

图像与视频处理 · 电气工程与系统科学 2023-09-08 Lemeng Wang , Wentao Liu , Weijin Xu , Haoyuan Li , Huihua Yang , Feng Gao

Diffusion MRI (dMRI) is essential for studying brain microstructure, but high-resolution imaging remains challenging due to the inherent trade-offs between acquisition time and signal-to-noise ratio (SNR). Conventional methods often…

图像与视频处理 · 电气工程与系统科学 2025-05-20 Yinzhe Wu , Jiahao Huang , Fanwen Wang , Mengze Gao , Congyu Liao , Guang Yang , Kawin Setsompop

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…

Medical image segmentation has become an essential technique in clinical and research-oriented applications. Because manual segmentation methods are tedious, and fully automatic segmentation lacks the flexibility of human intervention or…

图像与视频处理 · 电气工程与系统科学 2019-04-24 Kevin Karsch , Qing He , Ye Duan

Automated segmentation of white matter hyperintensities (WMHs) is an essential step in neuroimaging analysis of Magnetic Resonance Imaging (MRI). Fluid Attenuated Inversion Recovery (FLAIR-weighted) is an MRI contrast that is particularly…

图像与视频处理 · 电气工程与系统科学 2023-05-15 Martin Soria Røvang , Per Selnes , Bradley John MacIntosh , Inge Rasmus Groote , Lene Paalhaugen , Sudre Carole , Tormod Fladby , Atle Bjørnerud

The brain white matter consists of a set of tracts that connect distinct regions of the brain. Segmentation of these tracts is often needed for clinical and research studies. Diffusion-weighted MRI offers unique contrast to delineate these…

图像与视频处理 · 电气工程与系统科学 2023-07-06 Hamza Kebiri , Ali Gholipour , Meritxell Bach Cuadra , Davood Karimi

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

Wound image segmentation is a critical component for the clinical diagnosis and in-time treatment of wounds. Recently, deep learning has become the mainstream methodology for wound image segmentation. However, the pre-processing of the…

图像与视频处理 · 电气工程与系统科学 2022-07-13 Honghui Liu , Changjian Wang , Kele Xu , Fangzhao Li , Ming Feng , Yuxing Peng , Hongjun He

Cardiac magnetic resonance imaging (MRI) is a pivotal tool for assessing cardiac function. Precise segmentation of cardiac structures is imperative for accurate cardiac functional evaluation. This paper introduces a semi-supervised model…

图像与视频处理 · 电气工程与系统科学 2024-05-24 Hejun Huang , Zuguo Chen , Yi Huang , Guangqiang Luo , Chaoyang Chen , Youzhi Song

The importance of studying the brain microstructure is described and the existing and state of the art non-invasive methods for the investigation of the brain microstructure using Diffusion Weighted Magnetic Resonance Imaging (DWI) is…

神经与进化计算 · 计算机科学 2013-11-13 Hamed Yousefi Mesri

Diffusion-weighted magnetic resonance imaging (DW-MRI) is a critical imaging method for capturing and modeling tissue microarchitecture at a millimeter scale. A common practice to model the measured DW-MRI signal is via fiber orientation…