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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…

图像与视频处理 · 电气工程与系统科学 2022-08-16 Shaofeng Yuan

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…

计算机视觉与模式识别 · 计算机科学 2018-08-15 A. Garcia-Uceda Juarez , H. A. W. M. Tiddens , M. de Bruijne

Accurate delineation of the left ventricle (LV) is an important step in evaluation of cardiac function. In this paper, we present an automatic method for segmentation of the LV in cardiac CT angiography (CCTA) scans. Segmentation is…

计算机视觉与模式识别 · 计算机科学 2017-04-20 Majd Zreik , Tim Leiner , Bob D. de Vos , Robbert W. van Hamersvelt , Max A. Viergever , Ivana Isgum

Morphological analysis and identification of pathologies in the aorta are important for cardiovascular diagnosis and risk assessment in patients. Manual annotation is time-consuming and cumbersome in CT scans acquired without contrast…

计算机视觉与模式识别 · 计算机科学 2018-10-16 Julia M. H. Noothout , Bob D. de Vos , Jelmer M. Wolterink , Ivana Isgum

The aortic vessel tree is composed of the aorta and its branching arteries, and plays a key role in supplying the whole body with blood. Aortic diseases, like aneurysms or dissections, can lead to an aortic rupture, whose treatment with…

图像与视频处理 · 电气工程与系统科学 2023-04-04 Yuan Jin , Antonio Pepe , Jianning Li , Christina Gsaxner , Fen-hua Zhao , Kelsey L. Pomykala , Jens Kleesiek , Alejandro F. Frangi , Jan Egger

Segmentation of the entire aorta and true-false lumen is crucial to inform plan and follow-up for endovascular repair of the rare yet life threatening type B aortic dissection. Manual segmentation by slice is time-consuming and requires…

计算机视觉与模式识别 · 计算机科学 2019-03-12 Jianning Li , Long Cao , Yangyang Ge , W. Cheng , M. Bowen , G. Wei

Vessel stenosis is a major risk factor in cardiovascular diseases (CVD). To analyze the degree of vessel stenosis for supporting the treatment management, extraction of coronary artery area from Computed Tomographic Angiography (CTA) is…

图像与视频处理 · 电气工程与系统科学 2019-07-30 Yo-Chuan Chen , Yi-Chen Lin , Ching-Ping Wang , Chia-Yen Lee , Wen-Jeng Lee , Tzung-Dau Wang , Chung-Ming Chen

We propose a deep learning-based automatic coronary artery tree centerline tracker (AuCoTrack) extending the vessel tracker by Wolterink (arXiv:1810.03143). A dual pathway Convolutional Neural Network (CNN) operating on multi-scale 3D…

图像与视频处理 · 电气工程与系统科学 2023-11-27 Zohaib Salahuddin , Matthias Lenga , Hannes Nickisch

Recent advances in 3D fully convolutional networks (FCN) have made it feasible to produce dense voxel-wise predictions of volumetric images. In this work, we show that a multi-class 3D FCN trained on manually labeled CT scans of several…

Automated segmentation of the optic cup and disk on retinal fundus images is fundamental for the automated detection / analysis of glaucoma. Traditional segmentation approaches depend heavily upon hand-crafted features and a priori…

计算机视觉与模式识别 · 计算机科学 2019-02-14 Lei Bi , Yuyu Guo , Qian Wang , Dagan Feng , Michael Fulham , Jinman Kim

This study is to demonstrate deep learning for automated artery-vein (AV) classification in optical coherence tomography angiography (OCTA). The AV-Net, a fully convolutional network (FCN) based on modified U-shaped CNN architecture,…

图像与视频处理 · 电气工程与系统科学 2020-06-09 Minhaj Alam , David Le , Taeyoon Son , Jennifer I. Lim , Xincheng Yao

Automatic multi-organ segmentation of the dual energy computed tomography (DECT) data can be beneficial for biomedical research and clinical applications. However, it is a challenging task. Recent advances in deep learning showed the…

计算机视觉与模式识别 · 计算机科学 2017-10-17 Shuqing Chen , Holger Roth , Sabrina Dorn , Matthias May , Alexander Cavallaro , Michael M. Lell , Marc Kachelrieß , Hirohisa Oda , Kensaku Mori , Andreas Maier

This paper presents a method for automatic segmentation, localization, and identification of vertebrae in arbitrary 3D CT images. Many previous works do not perform the three tasks simultaneously even though requiring a priori knowledge of…

图像与视频处理 · 电气工程与系统科学 2020-10-01 Naoto Masuzawa , Yoshiro Kitamura , Keigo Nakamura , Satoshi Iizuka , Edgar Simo-Serra

Computerized Tomography Angiography (CTA) based follow-up of Abdominal Aortic Aneurysms (AAA) treated with Endovascular Aneurysm Repair (EVAR) is essential to evaluate the progress of the patient and detect complications. In this context,…

Atrial Fibrillation (AF) is a common electro-physiological cardiac disorder that causes changes in the anatomy of the atria. A better characterization of these changes is desirable for the definition of clinical biomarkers, furthermore,…

机器学习 · 统计学 2018-09-28 Nicoló Savioli , Giovanni Montana , Pablo Lamata

Automatic aorta segmentation from 3-D medical volumes is an important yet difficult task. Several factors make the problem challenging, e.g. the possibility of aortic dissection or the difficulty with segmenting and annotating the small…

计算机视觉与模式识别 · 计算机科学 2024-05-22 Marek Wodzinski , Henning Müller

We present a method to address the challenging problem of segmentation of lumbar vertebrae from CT images acquired with varying fields of view. Our method is based on cascaded 3D Fully Convolutional Networks (FCNs) consisting of a…

计算机视觉与模式识别 · 计算机科学 2017-12-06 Rens Janssens , Guodong Zeng , Guoyan Zheng

Non-invasive detection of cardiovascular disorders from radiology scans requires quantitative image analysis of the heart and its substructures. There are well-established measurements that radiologists use for diseases assessment such as…

机器学习 · 统计学 2017-08-04 Aliasghar Mortazi , Jeremy Burt , Ulas Bagci

Pancreas segmentation in computed tomography imaging has been historically difficult for automated methods because of the large shape and size variations between patients. In this work, we describe a custom-build 3D fully convolutional…

计算机视觉与模式识别 · 计算机科学 2018-03-15 Holger Roth , Masahiro Oda , Natsuki Shimizu , Hirohisa Oda , Yuichiro Hayashi , Takayuki Kitasaka , Michitaka Fujiwara , Kazunari Misawa , Kensaku Mori
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