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In unsupervised medical image registration, the predominant approaches involve the utilization of a encoder-decoder network architecture, allowing for precise prediction of dense, full-resolution displacement fields from given paired…

计算机视觉与模式识别 · 计算机科学 2024-02-07 Xi Jia , Wenqi Lu , Xinxing Cheng , Jinming Duan

Accurate segmentation of organ at risk (OAR) play a critical role in the treatment planning of image guided radiation treatment of head and neck cancer. This segmentation task is challenging for both human and automatic algorithms because…

计算机视觉与模式识别 · 计算机科学 2019-10-14 Yueyue Wang , Liang Zhao , Zhijian Song , Manning Wang

Currently, developments of deep learning techniques are providing instrumental to identify, classify, and quantify patterns in medical images. Segmentation is one of the important applications in medical image analysis. In this regard,…

计算机视觉与模式识别 · 计算机科学 2021-06-01 Ange Lou , Shuyue Guan , Murray Loew

Cardiovascular disease (CVD) is a common and strong threat to human beings, featuring high prevalence, disability and mortality. The amount of coronary artery calcification (CAC) is an effective factor for CVD risk evaluation.…

图像与视频处理 · 电气工程与系统科学 2019-07-29 Jiechao Ma , Rongguo Zhang

In CT angiography, the accurate segmentation of abdominal aortic aneurysms (AAAs) is difficult due to large anatomical variability, low-contrast vessel boundaries, and the close proximity of organs whose intensities resemble vascular…

计算机视觉与模式识别 · 计算机科学 2026-04-14 Osamah Sufyan , Martin Brückmann , Ralph Wickenhöfer , Babette Dellen , Uwe Jaekel

Cardiac structure segmentation plays an important role in medical analysis procedures. Images' blurred boundaries issue always limits the segmentation performance. To address this difficult problem, we presented a novel network structure…

计算机视觉与模式识别 · 计算机科学 2019-07-03 Fei Feng , Jiajia Luo

We present an unsupervised 3D shape co-segmentation method which learns a set of deformable part templates from a shape collection. To accommodate structural variations in the collection, our network composes each shape by a selected subset…

计算机视觉与模式识别 · 计算机科学 2024-04-29 Zhiqin Chen , Qimin Chen , Hang Zhou , Hao Zhang

Retinal blood vessel can assist doctors in diagnosis of eye-related diseases such as diabetes and hypertension, and its segmentation is particularly important for automatic retinal image analysis. However, it is challenging to segment these…

图像与视频处理 · 电气工程与系统科学 2021-04-07 Jiawei Zhang , Yanchun Zhang , Xiaowei Xu

Since medical image data sets contain few samples and singular features, lesions are viewed as highly similar to other tissues. The traditional neural network has a limited ability to learn features. Even if a host of feature maps is…

计算机视觉与模式识别 · 计算机科学 2020-09-29 Hongfeng You , Long Yu , Shengwei Tian , Xiang Ma , Yan Xing , Xiaojie Ma

Robotic-assisted percutaneous coronary intervention (PCI) is constrained by the inherent limitations of 2D Digital Subtraction Angiography (DSA). Unlike physicians, who can directly manipulate guidewires and integrate tactile feedback with…

机器人学 · 计算机科学 2026-02-25 Jiyuan Zhao , Zhengyu Shi , Wentong Tian , Tianliang Yao , Dong Liu , Tao Liu , Yizhe Wu , Peng Qi

Although deep encoder-decoder networks have achieved astonishing performance for mitochondria segmentation from electron microscopy (EM) images, they still produce coarse segmentations with lots of discontinuities and false positives.…

计算机视觉与模式识别 · 计算机科学 2020-01-30 Zhimin Yuan , Jiajin Yi , Zhengrong Luo , Zhongdao Jia , Jialin Peng

Retinal vessels are important biomarkers for many ophthalmological and cardiovascular diseases. Hence, it is of great significance to develop automatic models for computer-aided diagnosis. Existing methods, such as U-Net follow the…

图像与视频处理 · 电气工程与系统科学 2021-08-31 Song Guo

U-Net has become one of the state-of-the-art deep learning-based approaches for modern computer vision tasks such as semantic segmentation, super resolution, image denoising, and inpainting. Previous extensions of U-Net have focused mainly…

计算机视觉与模式识别 · 计算机科学 2020-07-07 Tiange Xiang , Chaoyi Zhang , Dongnan Liu , Yang Song , Heng Huang , Weidong Cai

Electrocardiogram (ECG) signals play critical roles in the clinical screening and diagnosis of many types of cardiovascular diseases. Despite deep neural networks that have been greatly facilitated computer-aided diagnosis (CAD) in many…

机器学习 · 计算机科学 2021-05-31 Jingyi Liu , Zhongyu Li , Xiayue Fan , Jintao Yan , Bolin Li , Xuemeng Hu , Qing Xia , Yue Wu

Coronary angiography remains the gold standard for diagnosing Acute Coronary Syndrome (ACS). However, its resource-intensive and invasive nature can expose patients to procedural risks and diagnostic delays, leading to postponed treatment…

计算机视觉与模式识别 · 计算机科学 2025-09-30 Diane Kim , Minh Nguyen Nhat To , Sherif Abdalla , Teresa S. M. Tsang , Purang Abolmaesumi , and Christina Luong

Accurate vessel segmentation is crucial to assist in clinical diagnosis by medical experts. However, the intricate tree-like tubular structure of blood vessels poses significant challenges for existing segmentation algorithms. Small…

图像与视频处理 · 电气工程与系统科学 2025-07-08 Xiao Zhang , Zhuo Jin , Shaoxuan Wu , Fengyu Wang , Guansheng Peng , Xiang Zhang , Ying Huang , JingKun Chen , Jun Feng

In this study, we propose a robust methodology for automatic segmentation of infected lung regions in COVID-19 CT scans using convolutional neural networks. The approach is based on a modified U-Net architecture enhanced with attention…

图像与视频处理 · 电气工程与系统科学 2026-02-20 Amal Lahchim , Lazar Davic

It is a challenging task to accurately perform semantic segmentation due to the complexity of real picture scenes. Many semantic segmentation methods based on traditional deep learning insufficiently captured the semantic and appearance…

计算机视觉与模式识别 · 计算机科学 2024-03-13 Haitong Tang , Shuang He , Mengduo Yang , Xia Lu , Qin Yu , Kaiyue Liu , Hongjie Yan , Nizhuan Wang

Deep learning empowers the mainstream medical image segmentation methods. Nevertheless current deep segmentation approaches are not capable of efficiently and effectively adapting and updating the trained models when new incremental…

计算机视觉与模式识别 · 计算机科学 2023-09-06 Zhanghexuan Ji , Dazhou Guo , Puyang Wang , Ke Yan , Le Lu , Minfeng Xu , Jingren Zhou , Qifeng Wang , Jia Ge , Mingchen Gao , Xianghua Ye , Dakai Jin

Many modern datasets mix points, edges, regions, groups, objects, events, hyperedges, and relations. Yet neural architectures often force such data into grids, graphs, or sequences, obscuring higher-order structure and making…