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An abdominal aortic aneurysm (AAA) is a focal dilation of the aorta that, if not treated, tends to grow and may rupture. A significant unmet need in the assessment of AAA disease, for the diagnosis, prognosis and follow-up, is the…

计算机视觉与模式识别 · 计算机科学 2019-03-05 Karen López-Linares , Inmaculada García , Ainhoa García-Familiar , Iván Macía , Miguel A. González Ballester

Optical coherence tomography (OCT) is a powerful and noninvasive method for retinal imaging. In this paper, we introduce a fast segmentation method based on a new variant of spectral graph theory named diffusion maps. The research is…

计算机视觉与模式识别 · 计算机科学 2012-10-09 Raheleh Kafieh , Hossein Rabbani , Michael D. Abramoff , Milan Sonka

This study integrates PET metabolic information with CT anatomical structures to establish a 3D multimodal segmentation dataset for lymphoma based on whole-body FDG PET/CT examinations, which bridges the gap of the lack of standardised…

图像与视频处理 · 电气工程与系统科学 2025-12-08 Jiajun Ding , Beiyao Zhu , Xiaosheng Liu , Lishen Zhang , Zhao Liu

Image-guided adaptive lung radiotherapy requires accurate tumor and organs segmentation from during treatment cone-beam CT (CBCT) images. Thoracic CBCTs are hard to segment because of low soft-tissue contrast, imaging artifacts, respiratory…

图像与视频处理 · 电气工程与系统科学 2022-03-01 Jue Jiang , Harini Veeraraghavan

Tumor detection in biomedical imaging is a time-consuming process for medical professionals and is not without errors. Thus in recent decades, researchers have developed algorithmic techniques for image processing using a wide variety of…

计算机视觉与模式识别 · 计算机科学 2018-09-17 Laramie Paxton , Yufeng Cao , Kevin R. Vixie , Yuan Wang , Brian Hobbs , Chaan Ng

Anatomical segmentation of organs in ultrasound images is essential to many clinical applications, particularly for diagnosis and monitoring. Existing deep neural networks require a large amount of labeled data for training in order to…

图像与视频处理 · 电气工程与系统科学 2023-08-01 Yordanka Velikova , Mohammad Farid Azampour , Walter Simson , Vanessa Gonzalez Duque , Nassir Navab

Leveraging the Segment Anything Model (SAM) for medical image segmentation remains challenging due to its limited adaptability across diverse medical domains. Although fine-tuned variants, such as MedSAM, improve performance in scenarios…

计算机视觉与模式识别 · 计算机科学 2026-01-06 Jianghao Wu , Yicheng Wu , Yutong Xie , Wenjia Bai , You Zhang , Feilong Tang , Yulong Li , Imran Razzak , Daniel F Schmidt , Yasmeen George

Segmentation of abdominal computed tomography(CT) provides spatial context, morphological properties, and a framework for tissue-specific radiomics to guide quantitative Radiological assessment. A 2015 MICCAI challenge spurred substantial…

Contrast-enhanced computed tomography (CT) imaging is essential for diagnosing and monitoring thoracic diseases, including aortic pathologies. However, contrast agents pose risks such as nephrotoxicity and allergic-like reactions. The…

图像与视频处理 · 电气工程与系统科学 2025-09-08 Pouya Shiri , Xin Yi , Neel P. Mistry , Samaneh Javadinia , Mohammad Chegini , Seok-Bum Ko , Amirali Baniasadi , Scott J. Adams

This article presents a dataset used in the article "Kinematics of Abdominal Aortic Aneurysms", published in the Journal of Biomechanics. The dataset is publicly available for download from the Zenodo data repository…

While contrast-enhanced CT (CECT) is standard for assessing abdominal aortic aneurysms (AAA), the required iodinated contrast agents pose significant risks, including nephrotoxicity, patient allergies, and environmental harm. To reduce…

计算机视觉与模式识别 · 计算机科学 2025-12-08 Yuxuan Ou , Ning Bi , Jiazhen Pan , Jiancheng Yang , Boliang Yu , Usama Zidan , Regent Lee , Vicente Grau

Existing methods to reconstruct vascular structures from a computed tomography (CT) angiogram rely on injection of intravenous contrast to enhance the radio-density within the vessel lumen. However, pathological changes can be present in…

图像与视频处理 · 电气工程与系统科学 2020-02-11 Anirudh Chandrashekar , Ashok Handa , Natesh Shivakumar , Pierfrancesco Lapolla , Vicente Grau , Regent Lee

Medical image classification and segmentation based on deep learning (DL) are emergency research topics for diagnosing variant viruses of the current COVID-19 situation. In COVID-19 computed tomography (CT) images of the lungs, ground glass…

图像与视频处理 · 电气工程与系统科学 2022-08-08 Shiyi Wang , Guang Yang

Field-of-view (FOV) tissue truncation beyond the lungs is common in routine lung screening computed tomography (CT). This poses limitations for opportunistic CT- based body composition (BC) assessment as key anatomical structures are…

图像与视频处理 · 电气工程与系统科学 2023-04-18 Kaiwen Xu , Thomas Li , Mirza S. Khan , Riqiang Gao , Sanja L. Antic , Yuankai Huo , Kim L. Sandler , Fabien Maldonado , Bennett A. Landman

The ability to map left ventricle (LV) myocardial motion using computed tomography angiography (CTA) is essential to diagnosing cardiovascular conditions and guiding interventional procedures. Due to their inherent locality, conventional…

图像与视频处理 · 电气工程与系统科学 2024-11-08 Shahar Zuler , Shai Tejman-Yarden , Dan Raviv

Advancements in medical imaging and endovascular grafting have facilitated minimally invasive treatments for aortic diseases. Accurate 3D segmentation of the aorta and its branches is crucial for interventions, as inaccurate segmentation…

To improve the prognosis of patients suffering from pulmonary diseases, such as lung cancer, early diagnosis and treatment are crucial. The analysis of CT images is invaluable for diagnosis, whereas high quality segmentation of the airway…

计算机视觉与模式识别 · 计算机科学 2023-11-03 Karen-Helene Støverud , David Bouget , Andre Pedersen , Håkon Olav Leira , Thomas Langø , Erlend Fagertun Hofstad

Accurate 3D aortic construction is crucial for clinical diagnosis, preoperative planning, and computational fluid dynamics (CFD) simulations, as it enables the estimation of critical hemodynamic parameters such as blood flow velocity,…

计算机视觉与模式识别 · 计算机科学 2025-07-21 Delin An , Pan Du , Jian-Xun Wang , Chaoli Wang

Liver cancer is one of the most common malignant diseases in the world. Segmentation and labeling of liver tumors and blood vessels in CT images can provide convenience for doctors in liver tumor diagnosis and surgical intervention. In the…

图像与视频处理 · 电气工程与系统科学 2022-03-01 Xiangyu Meng , Xudong Zhang , Gan Wang , Ying Zhang , Xin Shi , Huanhuan Dai , Zixuan Wang , Xun Wang

Optical Coherence Tomography Angiography (OCTA) is a crucial imaging technique for visualizing retinal vasculature and diagnosing eye diseases such as diabetic retinopathy and glaucoma. However, precise segmentation of OCTA vasculature…

图像与视频处理 · 电气工程与系统科学 2025-01-03 Shun Zou , Zhuo Zhang , Guangwei Gao