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Related papers: Automatic Emphysema Detection using Weakly Labeled…

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Pulmonary emphysema is traditionally subcategorized into three subtypes, which have distinct radiological appearances on computed tomography (CT) and can help with the diagnosis of chronic obstructive pulmonary disease (COPD). Automated…

Computer Vision and Pattern Recognition · Computer Science 2016-12-07 Jie Yang , Elsa D. Angelini , Benjamin M. Smith , John H. M. Austin , Eric A. Hoffman , David A. Bluemke , R. Graham Barr , Andrew F. Laine

Accurate assessment of pulmonary emphysema is crucial to assess disease severity and subtype, to monitor disease progression and to predict lung cancer risk. However, visual assessment is time-consuming and subject to substantial…

Computer Vision and Pattern Recognition · Computer Science 2018-10-18 Silas Nyboe Ørting , Jens Petersen , Laura H. Thomsen , Mathilde M. W. Wille , Marleen de Bruijne

Robust quantification of pulmonary emphysema on computed tomography (CT) remains challenging for large-scale research studies that involve scans from different scanner types and for translation to clinical scans. Existing studies have…

Computer Vision and Pattern Recognition · Computer Science 2024-03-07 Xuzhe Zhang , Elsa D. Angelini , Eric A. Hoffman , Karol E. Watson , Benjamin M. Smith , R. Graham Barr , Andrew F. Laine

Accurate identification of emphysema subtypes and severity is crucial for effective management of COPD and the study of disease heterogeneity. Manual analysis of emphysema subtypes and severity is laborious and subjective. To address this…

Image and Video Processing · Electrical Eng. & Systems 2023-09-07 Weiyi Xie , Colin Jacobs , Jean-Paul Charbonnier , Dirk Jan Slebos , Bram van Ginneken

Pulmonary emphysema, the progressive, irreversible loss of lung tissue, is conventionally categorized into three subtypes identifiable on pathology and on lung computed tomography (CT) images. Recent work has led to the unsupervised…

We explore a solution for learning disease signatures from weakly, yet easily obtainable, annotated volumetric medical imaging data by analyzing 3D volumes as a sequence of 2D images. We demonstrate the performance of our solution in the…

Computer Vision and Pattern Recognition · Computer Science 2020-01-27 Nathaniel Braman , David Beymer , Ehsan Dehghan

Chronic obstructive pulmonary disease (COPD) is a lung disease that is not fully reversible and one of the leading causes of morbidity and mortality in the world. Early detection and diagnosis of COPD can increase the survival rate and…

Image and Video Processing · Electrical Eng. & Systems 2020-01-07 Jalil Ahmed , Sulaiman Vesal , Felix Durlak , Rainer Kaergel , Nishant Ravikumar , Martine Remy-Jardin , Andreas Maier

We propose and demonstrate machine learning algorithms to assess the severity of pulmonary edema in chest x-ray images of congestive heart failure patients. Accurate assessment of pulmonary edema in heart failure is critical when making…

Computer Vision and Pattern Recognition · Computer Science 2019-04-11 Ruizhi Liao , Jonathan Rubin , Grace Lam , Seth Berkowitz , Sandeep Dalal , William Wells , Steven Horng , Polina Golland

Fibrotic Lung Disease (FLD) is a severe condition marked by lung stiffening and scarring, leading to respiratory decline. High-resolution computed tomography (HRCT) is critical for diagnosing and monitoring FLD; however, fibrosis appears as…

Image and Video Processing · Electrical Eng. & Systems 2025-06-23 Zhiling Yue , Yingying Fang , Liutao Yang , Nikhil Baid , Simon Walsh , Guang Yang

One of the key challenges in the battle against the Coronavirus (COVID-19) pandemic is to detect and quantify the severity of the disease in a timely manner. Computed tomographies (CT) of the lungs are effective for assessing the state of…

Image and Video Processing · Electrical Eng. & Systems 2020-07-15 Issam Laradji , Pau Rodriguez , Frederic Branchaud-Charron , Keegan Lensink , Parmida Atighehchian , William Parker , David Vazquez , Derek Nowrouzezahrai

We propose an end-to-end deep learning method that learns to estimate emphysema extent from proportions of the diseased tissue. These proportions were visually estimated by experts using a standard grading system, in which grades correspond…

Computer Vision and Pattern Recognition · Computer Science 2018-07-24 Gerda Bortsova , Florian Dubost , Silas Ørting , Ioannis Katramados , Laurens Hogeweg , Laura Thomsen , Mathilde Wille , Marleen de Bruijne

We propose a deep learning clustering method that exploits dense features from a segmentation network for emphysema subtyping from computed tomography (CT) scans. Using dense features enables high-resolution visualization of image regions…

Image and Video Processing · Electrical Eng. & Systems 2021-06-03 Weiyi Xie , Colin Jacobs , Bram van Ginneken

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

We aim to optimize the binary detection of Chronic Obstructive Pulmonary Disease (COPD) based on emphysema presence in the lung with convolutional neural networks (CNN) by exploring manually adjusted versus automated window-setting…

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…

Computer Vision and Pattern Recognition · Computer Science 2016-11-15 Awais Mansoor , Ulas Bagci , Daniel J. Mollura

Paired inspiratory-expiratory CT scans enable the quantification of gas trapping due to small airway disease and emphysema by analyzing lung tissue motion in COPD patients. Deformable image registration of these scans assesses regional lung…

Quantitative lung measures derived from computed tomography (CT) have been demonstrated to improve prognostication in coronavirus disease (COVID-19) patients, but are not part of the clinical routine since required manual segmentation of…

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…

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

Accurate segmentation of pulmonary vessels plays a very critical role in diagnosing and assessing various lung diseases. Currently, many automated algorithms are primarily targeted at CTPA (Computed Tomography Pulmonary Angiography) types…

Image and Video Processing · Electrical Eng. & Systems 2025-05-20 Ying Ming , Shaoze Luo , Longfei Zhao , Ruijie Zhao , Bing Li , Qiqi Xu , Wei Song
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