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Segmentation of the airway tree from chest computed tomography (CT) images is critical for quantitative assessment of airway diseases including bronchiectasis and chronic obstructive pulmonary disease (COPD). However, obtaining an accurate…

Computer Vision and Pattern Recognition · Computer Science 2018-08-15 A. Garcia-Uceda Juarez , H. A. W. M. Tiddens , M. de Bruijne

Accurate quantification of pulmonary nodules can greatly assist the early diagnosis of lung cancer, which can enhance patient survival possibilities. A number of nodule segmentation techniques have been proposed, however, all of the…

Image and Video Processing · Electrical Eng. & Systems 2020-02-04 Muhammad Usman , Byoung-Dai Lee , Shi Sub Byon , Sung Hyun Kim , Byung-ilLee

In this research project, we put forward an advanced method for airway segmentation based on the existent convolutional neural network (CNN) and graph neural network (GNN). The method is originated from the vessel segmentation, but we…

Image and Video Processing · Electrical Eng. & Systems 2021-10-01 Yihua Yang

Pulmonary vessel segmentation is important for clinical diagnosis of pulmonary diseases, while is also challenging due to the complicated structure. In this work, we present an effective framework and refinement process of pulmonary vessel…

Image and Video Processing · Electrical Eng. & Systems 2021-07-06 Hejie Cui , Xinglong Liu , Ning Huang

Airway segmentation is essential for chest CT image analysis. Different from natural image segmentation, which pursues high pixel-wise accuracy, airway segmentation focuses on topology. The task is challenging not only because of its…

Image and Video Processing · Electrical Eng. & Systems 2023-06-21 Andong Wang , Terence Chi Chun Tam , Ho Ming Poon , Kun-Chang Yu , Wei-Ning Lee

Accurate airway extraction from computed tomography (CT) images is a critical step for planning navigation bronchoscopy and quantitative assessment of airway-related chronic obstructive pulmonary disease (COPD). The existing methods are…

Image and Video Processing · Electrical Eng. & Systems 2022-12-16 Yanan Wu , Shuiqing Zhao , Shouliang Qi , Jie Feng , Haowen Pang , Runsheng Chang , Long Bai , Mengqi Li , Shuyue Xia , Wei Qian , Hongliang Ren

Video bronchoscopy is routinely conducted for biopsies of lung tissue suspected for cancer, monitoring of COPD patients and clarification of acute respiratory problems at intensive care units. The navigation within complex bronchial trees…

Computer Vision and Pattern Recognition · Computer Science 2023-07-18 Ron Keuth , Mattias Heinrich , Martin Eichenlaub , Marian Himstedt

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…

Image and Video Processing · Electrical Eng. & Systems 2021-02-26 Jinquan Guo , Rongda Fu , Lin Pan , Shaohua Zheng , Liqin Huang , Bin Zheng , Bingwei He

We present a pulmonary vessel segmentation algorithm, which is fast, fully automatic and robust. It uses a coarse segmentation of the airway tree and a left and right lung labeled volume to restrict a vessel enhancement filter, based on an…

Computer Vision and Pattern Recognition · Computer Science 2013-04-29 M. Helmberger , M. Urschler , M. Pienn , Z. Balint , A. Olschewski , H. Bischof

Accurate, automatic and complete extraction of pulmonary airway in medical images plays an important role in analyzing thoracic CT volumes such as lung cancer detection, chronic obstructive pulmonary disease (COPD), and…

Image and Video Processing · Electrical Eng. & Systems 2022-08-16 Shaofeng Yuan

Airway segmentation on CT scans is critical for pulmonary disease diagnosis and endobronchial navigation. Manual extraction of airway requires strenuous efforts due to the complicated structure and various appearance of airway. For…

Image and Video Processing · Electrical Eng. & Systems 2019-07-17 Yulei Qin , Mingjian Chen , Hao Zheng , Yun Gu , Mali Shen , Jie Yang , Xiaolin Huang , Yue-Min Zhu , Guang-Zhong Yang

This paper presents a fully automatic and end-to-end optimised airway segmentation method for thoracic computed tomography, based on the U-Net architecture. We use a simple and low-memory 3D U-Net as backbone, which allows the method to…

Image and Video Processing · Electrical Eng. & Systems 2021-08-04 A. Garcia-Uceda , R. Selvan , Z. Saghir , H. A. W. M. Tiddens , M. de Bruijne

We present an end-to-end deep learning segmentation method by combining a 3D UNet architecture with a graph neural network (GNN) model. In this approach, the convolutional layers at the deepest level of the UNet are replaced by a GNN-based…

Image and Video Processing · Electrical Eng. & Systems 2019-08-26 Antonio Garcia-Uceda Juarez , Raghavendra Selvan , Zaigham Saghir , Marleen de Bruijne

Accurate vascular segmentation is essential for coronary visualization and the diagnosis of coronary heart disease. This task involves the extraction of sparse tree-like vascular branches from the volumetric space. However, existing methods…

Image and Video Processing · Electrical Eng. & Systems 2025-04-21 Bowen Liu , Chunlei Meng , Wei Lin , Hongda Zhang , Ziqing Zhou , Zhongxue Gan , Chun Ouyang

The identification of pulmonary lobes is of great importance in disease diagnosis and treatment. A few lung diseases have regional disorders at lobar level. Thus, an accurate segmentation of pulmonary lobes is necessary. In this work, we…

Computer Vision and Pattern Recognition · Computer Science 2019-09-25 Wenjia Wang , Junxuan Chen , Jie Zhao , Ying Chi , Xuansong Xie , Li Zhang , Xiansheng Hua

The interconnection between the human lungs and other organs, such as the liver and kidneys, is crucial for understanding the underlying risks and effects of lung diseases and improving patient care. However, most research chest CT imaging…

Computer Vision and Pattern Recognition · Computer Science 2025-01-23 Lianrui Zuo , Kaiwen Xu , Dingjie Su , Xin Yu , Aravind R. Krishnan , Yihao Liu , Shunxing Bao , Thomas Li , Kim L. Sandler , Fabien Maldonado , Bennett A. Landman

Manual annotation of airway regions in computed tomography images is a time-consuming and expertise-dependent task. Automatic airway segmentation is therefore a prerequisite for enabling rapid bronchoscopic navigation and the clinical…

Image and Video Processing · Electrical Eng. & Systems 2025-07-10 Qibiao Wu , Yagang Wang , Qian Zhang

Airway segmentation is critical for virtual bronchoscopy and computer-aided pulmonary disease analysis. In recent years, convolutional neural networks (CNNs) have been widely used to delineate the bronchial tree. However, the segmentation…

Image and Video Processing · Electrical Eng. & Systems 2022-02-02 Weihao Yu , Hao Zheng , Minghui Zhang , Hanxiao Zhang , Jiayuan Sun , Jie Yang

Computational fluid dynamics (CFD) models are emerging as tools for assisting in diagnostic assessment of cardiovascular disease. Recent advances in image segmentation has made subject-specific modelling of the cardiovascular system a…

Quantitative Methods · Quantitative Biology 2021-01-18 Mitchel J. Colebank , L. Mihaela Paun , M. Umar Qureshi , Naomi Chesler , Dirk Husmeier , Mette S. Olufsen , Laura Ellwein Fix

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…

Image and Video Processing · Electrical Eng. & Systems 2023-04-27 Niloufar Delfan , Hamid Abrishami Moghaddam , Mohammadreza Modaresi , Kimia Afshari , Kasra Nezamabadi , Neda Pak , Omid Ghaemi , Mohamad Forouzanfar
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