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相关论文: Automatic Segmentation of Pulmonary Lobes Using a …

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As lung cancer evolves, the presence of enlarged and potentially malignant lymph nodes must be assessed to properly estimate disease progression and select the best treatment strategy. Following the clinical guidelines, estimation of…

图像与视频处理 · 电气工程与系统科学 2022-05-03 David Bouget , André Pedersen , Johanna Vanel , Haakon O. Leira , Thomas Langø

Purpose: Accurate segmentation of lung and infection in COVID-19 CT scans plays an important role in the quantitative management of patients. Most of the existing studies are based on large and private annotated datasets that are…

图像与视频处理 · 电气工程与系统科学 2021-06-09 Jun Ma , Yixin Wang , Xingle An , Cheng Ge , Ziqi Yu , Jianan Chen , Qiongjie Zhu , Guoqiang Dong , Jian He , Zhiqiang He , Yuntao Zhu , Ziwei Nie , Xiaoping Yang

Purpose: To estimate the total lung volume (TLV) from real and synthetic frontal chest radiographs (CXR) on a pixel level using lung thickness maps generated by a U-Net deep learning model. Methods: This retrospective study included 5,959…

Early and accurate diagnosis of interstitial lung diseases (ILDs) is crucial for making treatment decisions, but can be challenging even for experienced radiologists. The diagnostic procedure is based on the detection and recognition of the…

计算机视觉与模式识别 · 计算机科学 2018-04-02 Marios Anthimopoulos , Stergios Christodoulidis , Lukas Ebner , Thomas Geiser , Andreas Christe , Stavroula Mougiakakou

Left ventricular ejection fraction (LVEF) is the most important clinical parameter of cardiovascular function. The accuracy in estimating this parameter is highly dependent upon the precise segmentation of the left ventricle (LV) structure…

计算机视觉与模式识别 · 计算机科学 2024-10-10 Narjes Benameur , Ramzi Mahmoudi , Mohamed Deriche , Amira fayouka , Imene Masmoudi , Nessrine Zoghlami

Enlarged perivascular spaces (PVS) are increasingly recognized as biomarkers of cerebral small vessel disease, Alzheimer's disease, stroke, and aging-related neurodegeneration. However, manual segmentation of PVS is time-consuming and…

Objective: The accurate segmentation of capnograms during cardiopulmonary resuscitation (CPR) is essential for effective patient monitoring and advanced airway management. This study aims to develop a robust algorithm using a U-net…

Wounds, such as foot ulcers, pressure ulcers, leg ulcers, and infected wounds, come up with substantial problems for healthcare professionals. Prompt and accurate segmentation is crucial for effective treatment. However, contemporary…

图像与视频处理 · 电气工程与系统科学 2024-08-22 Md. Zihad Bin Jahangir , Sumaiya Akter , MD Abdullah Al Nasim , Kishor Datta Gupta , Roy George

Pulmonary Embolism (PE) is a life-threatening condition for which accurate and timely detection is critical to patient care. However, our systematic study of PE segmentation algorithms reveals concerning limitations in the current state of…

计算机视觉与模式识别 · 计算机科学 2026-05-01 Yixin Zhang , Ryan Chamberlain , Lawrence Ngo , Kevin Kramer , Maciej A. Mazurowski

Accurate segmentation for medical images is important for clinical diagnosis. Existing automatic segmentation methods are mainly based on fully supervised learning and have an extremely high demand for precise annotations, which are very…

计算机视觉与模式识别 · 计算机科学 2021-06-10 Yuanpeng Liu , Qinglei Hui , Zhiyi Peng , Shaolin Gong , Dexing Kong

Convolutional neural networks (CNNs) have been demonstrated to be highly effective in the field of pulmonary nodule detection. However, existing CNN based pulmonary nodule detection methods lack the ability to capture long-range…

图像与视频处理 · 电气工程与系统科学 2022-08-04 Rui Xu , Yong Luo , Bo Du , Kaiming Kuang , Jiancheng Yang

Purpose: To develop a deep network architecture that would achieve fully automated radiologist-level segmentation of cancers at breast MRI. Materials and Methods: In this retrospective study, 38229 examinations (composed of 64063 individual…

Various approaches for liver segmentation in CT have been proposed: Besides statistical shape models, which played a major role in this research area, novel approaches on the basis of convolutional neural networks have been introduced…

计算机视觉与模式识别 · 计算机科学 2018-10-10 Hans Meine , Grzegorz Chlebus , Mohsen Ghafoorian , Itaru Endo , Andrea Schenk

Segmentation of the infected areas of the lung is essential for quantifying the severity of lung disease like pulmonary infections. Existing medical image segmentation methods are almost uni-modal methods based on image. However, these…

图像与视频处理 · 电气工程与系统科学 2023-07-11 Yi Zhong , Mengqiu Xu , Kongming Liang , Kaixin Chen , Ming Wu

Automatic and consistent meningioma segmentation in T1-weighted MRI volumes and corresponding volumetric assessment is of use for diagnosis, treatment planning, and tumor growth evaluation. In this paper, we optimized the segmentation and…

图像与视频处理 · 电气工程与系统科学 2021-09-24 David Bouget , André Pedersen , Sayied Abdol Mohieb Hosainey , Johanna Vanel , Ole Solheim , Ingerid Reinertsen

Segmentation of the heart in cardiac cine MR is clinically used to quantify cardiac function. We propose a fully automatic method for segmentation and disease classification using cardiac cine MR images. A convolutional neural network (CNN)…

计算机视觉与模式识别 · 计算机科学 2017-08-04 Jelmer M. Wolterink , Tim Leiner , Max A. Viergever , Ivana Isgum

Transfer learning (TL) for medical image segmentation helps deep learning models achieve more accurate performances when there are scarce medical images. This study focuses on completing segmentation of the ribs from lung ultrasound images…

图像与视频处理 · 电气工程与系统科学 2021-10-06 Dorothy Cheng , Edmund Y. Lam

An automatic segmentation algorithm for delineation of the gross tumour volume and pathologic lymph nodes of head and neck cancers in PET/CT images is described. The proposed algorithm is based on a convolutional neural network using the…

图像与视频处理 · 电气工程与系统科学 2019-08-05 Yngve Mardal Moe , Aurora Rosvoll Groendahl , Martine Mulstad , Oliver Tomic , Ulf Indahl , Einar Dale , Eirik Malinen , Cecilia Marie Futsaether

The state of the art lung nodule detection studies rely on computationally expensive multi-stage frameworks to detect nodules from CT scans. To address this computational challenge and provide better performance, in this paper we propose…

计算机视觉与模式识别 · 计算机科学 2018-10-18 Naji Khosravan , Ulas Bagci

Automatic segmentation of hepatic lesions in computed tomography (CT) images is a challenging task to perform due to heterogeneous, diffusive shape of tumors and complex background. To address the problem more and more researchers rely on…

图像与视频处理 · 电气工程与系统科学 2019-09-18 Dina B. Efremova , Dmitry A. Konovalov , Thanongchai Siriapisith , Worapan Kusakunniran , Peter Haddawy
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