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相关论文: A Generic Approach to Lung Field Segmentation from…

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Segmentation of lung tissue in computed tomography (CT) images is a precursor to most pulmonary image analysis applications. Semantic segmentation methods using deep learning have exhibited top-tier performance in recent years, however…

图像与视频处理 · 电气工程与系统科学 2023-04-27 Niloufar Delfan , Hamid Abrishami Moghaddam , Mohammadreza Modaresi , Kimia Afshari , Kasra Nezamabadi , Neda Pak , Omid Ghaemi , Mohamad Forouzanfar

This paper addresses the problem of pathological lung segmentation, a significant challenge in medical image analysis, particularly pronounced in cases of peripheral opacities (severe fibrosis and consolidation) because of the textural…

图像与视频处理 · 电气工程与系统科学 2024-07-10 Rezkellah Noureddine Khiati , Pierre-Yves Brillet , Aurélien Justet , Radu Ispas , Catalin Fetita

Clinical evidence has shown that rib-suppressed chest X-rays (CXRs) can improve the reliability of pulmonary disease diagnosis. However, previous approaches on generating rib-suppressed CXR face challenges in preserving details and…

图像与视频处理 · 电气工程与系统科学 2021-10-19 Luyi Han , Yuanyuan Lyu , Cheng Peng , S. Kevin Zhou

Cardiac segmentation from late gadolinium enhancement MRI is an important task in clinics to identify and evaluate the infarction of myocardium. The automatic segmentation is however still challenging, due to the heterogeneous intensity…

图像与视频处理 · 电气工程与系统科学 2019-06-26 Qian Yue , Xinzhe Luo , Qing Ye , Lingchao Xu , Xiahai Zhuang

We present a novel deep learning approach to categorical segmentation of lung CTs of COVID-19 patients. Specifically, we partition the scans into healthy lung tissues, non-lung regions, and two different, yet visually similar, pathological…

图像与视频处理 · 电气工程与系统科学 2022-07-07 Tal Ben-Haim , Ron Moshe Sofer , Gal Ben-Arie , Ilan Shelef , Tammy Riklin-Raviv

The purpose of this study was to develop a fully-automated segmentation algorithm, robust to various density enhancing lung abnormalities, to facilitate rapid quantitative analysis of computed tomography images. A polymorphic training…

Efficiency of some dimensionality reduction techniques, like lung segmentation, bone shadow exclusion, and t-distributed stochastic neighbor embedding (t-SNE) for exclusion of outliers, is estimated for analysis of chest X-ray (CXR) 2D…

机器学习 · 计算机科学 2018-11-19 Yu. Gordienko , Yu. Kochura , O. Alienin , O. Rokovyi , S. Stirenko , Peng Gang , Jiang Hui , Wei Zeng

Early detection of lung cancer is crucial for effective treatment and relies on accurate volumetric assessment of pulmonary nodules in CT scans. Traditional methods, such as consolidation-to-tumor ratio (CTR) and spherical approximation,…

图像与视频处理 · 电气工程与系统科学 2025-08-29 Yihan Zhou , Haocheng Huang , Yue Yu , Jianhui Shang

Performance degradation due to distribution discrepancy is a longstanding challenge in intelligent imaging, particularly for chest X-rays (CXRs). Recent studies have demonstrated that CNNs are biased toward styles (e.g., uninformative…

计算机视觉与模式识别 · 计算机科学 2024-03-08 Mohammad Zunaed , Md. Aynal Haque , Taufiq Hasan

Convolutional neural network (CNN) based segmentation methods provide an efficient and automated way for clinicians to assess the structure and function of the heart in cardiac MR images. While CNNs can generally perform the segmentation…

Automatic airway segmentation from chest computed tomography (CT) scans plays an important role in pulmonary disease diagnosis and computer-assisted therapy. However, low contrast at peripheral branches and complex tree-like structures…

图像与视频处理 · 电气工程与系统科学 2021-02-26 Jinquan Guo , Rongda Fu , Lin Pan , Shaohua Zheng , Liqin Huang , Bin Zheng , Bingwei He

Segmentation of the left ventricle (LV) from cardiac magnetic resonance imaging (MRI) datasets is an essential step for calculation of clinical indices such as ventricular volume and ejection fraction. In this work, we employ deep learning…

计算机视觉与模式识别 · 计算机科学 2015-12-29 M. R. Avendi , A. Kheradvar , H. Jafarkhani

Accurate delineation of pathological lungs from computed tomography (CT) images remains mostly unsolved because available methods fail to provide a reliable generic solution due to high variability of abnormality appearance. Local…

计算机视觉与模式识别 · 计算机科学 2016-11-15 Awais Mansoor , Ulas Bagci , Daniel J. Mollura

COVID-19 frequently provokes pneumonia, which can be diagnosed using imaging exams. Chest X-ray (CXR) is often useful because it is cheap, fast, widespread, and uses less radiation. Here, we demonstrate the impact of lung segmentation in…

图像与视频处理 · 电气工程与系统科学 2021-10-29 Lucas O. Teixeira , Rodolfo M. Pereira , Diego Bertolini , Luiz S. Oliveira , Loris Nanni , George D. C. Cavalcanti , Yandre M. G. Costa

Lung cancer is an extremely lethal disease primarily due to its late-stage diagnosis and significant mortality rate, making it the major cause of cancer-related demises globally. Machine Learning (ML) and Convolution Neural network (CNN)…

图像与视频处理 · 电气工程与系统科学 2025-01-03 Asha V , Bhavanishankar K

Pulmonary diseases rank prominently among the principal causes of death worldwide. Curing them will require, among other things, a better understanding of the complex 3D tree-shaped structures within the pulmonary system, such as airways,…

计算机视觉与模式识别 · 计算机科学 2024-10-21 Kangxian Xie , Jiancheng Yang , Donglai Wei , Ziqiao Weng , Pascal Fua

Deep Neural Networks (DNN) are widely used to carry out segmentation tasks in biomedical images. Most DNNs developed for this purpose are based on some variation of the encoder-decoder U-Net architecture. Here we show that Res-CR-Net, a new…

图像与视频处理 · 电气工程与系统科学 2020-11-18 Haikal Abdulah , Benjamin Huber , Sinan Lal , Hassan Abdallah , Hamid Soltanian-Zadeh , Domenico L. Gatti

Pulmonary segment segmentation is crucial for cancer localization and surgical planning. However, the pixel-wise annotation of pulmonary segments is laborious, as the boundaries between segments are indistinguishable in medical images. To…

图像与视频处理 · 电气工程与系统科学 2026-04-02 Ruijie Zhao , Zuopeng Tan , Xiao Xue , Longfei Zhao , Bing Li , Zicheng Liao , Ying Ming , Jiaru Wang , Ran Xiao , Sirong Piao , Rui Zhao , Qiqi Xu , Wei Song

Chest X-rays (CXRs) are commonly utilized as a low-dose modality for lung screening. Nonetheless, the efficacy of CXRs is somewhat impeded, given that approximately 75% of the lung area overlaps with bone, which in turn hampers the…

图像与视频处理 · 电气工程与系统科学 2024-03-01 Zhanghao Chen , Yifei Sun , Wenjian Qin , Ruiquan Ge , Cheng Pan , Wenming Deng , Zhou Liu , Wenwen Min , Ahmed Elazab , Xiang Wan , Changmiao Wang

Accurately segmenting different organs from medical images is a critical prerequisite for computer-assisted diagnosis and intervention planning. This study proposes a deep learning-based approach for segmenting various organs from CT and…