中文
相关论文

相关论文: A multi-organ point cloud registration algorithm f…

200 篇论文

Abdominal multi-organ segmentation in computed tomography (CT) is crucial for many clinical applications including disease detection and treatment planning. Deep learning methods have shown unprecedented performance in this perspective.…

图像与视频处理 · 电气工程与系统科学 2023-09-29 Mingjin Chen , Yongkang He , Yongyi Lu

Conventional computed tomography (CT) lacks the ability to capture dynamic, weight-bearing joint motion. Functional evaluation, particularly after surgical intervention, requires four-dimensional (4D) imaging, but current methods are…

计算机视觉与模式识别 · 计算机科学 2025-08-25 Hao Tang , Rongxi Yi , Lei Li , Kaiyi Cao , Jiapeng Zhao , Yihan Xiao , Minghai Shi , Peng Yuan , Yan Xi , Hui Tang , Wei Li , Zhan Wu , Yixin Zhou

The multi-modality imaging system offers optimal fused images for safe and precise interventions in modern clinical practices, such as computed tomography - ultrasound (CT-US) guidance for needle insertion. However, the limited dexterity…

机器人学 · 计算机科学 2025-02-18 Feng Li , Yuan Bi , Dianye Huang , Zhongliang Jiang , Nassir Navab

In ophthalmological imaging, multiple imaging systems, such as color fundus, infrared, fluorescein angiography, optical coherence tomography (OCT) or OCT angiography, are often involved to make a diagnosis of retinal disease. Multi-modal…

计算机视觉与模式识别 · 计算机科学 2022-07-22 Aline Sindel , Bettina Hohberger , Andreas Maier , Vincent Christlein

We present a novel, end-to-end learnable, multiview 3D point cloud registration algorithm. Registration of multiple scans typically follows a two-stage pipeline: the initial pairwise alignment and the globally consistent refinement. The…

计算机视觉与模式识别 · 计算机科学 2020-04-01 Zan Gojcic , Caifa Zhou , Jan D. Wegner , Leonidas J. Guibas , Tolga Birdal

Organ shape reconstruction based on a single-projection image during treatment has wide clinical scope, e.g., in image-guided radiotherapy and surgical guidance. We propose an image-to-graph convolutional network that achieves deformable…

图像与视频处理 · 电气工程与系统科学 2022-08-01 Megumi Nakao , Mitsuhiro Nakamura , Tetsuya Matsuda

Multi-spectral optoacoustic tomography (MSOT) is an emerging optical imaging method providing multiplex molecular and functional information from the rodent brain. It can be greatly augmented by magnetic resonance imaging (MRI) that offers…

图像与视频处理 · 电气工程与系统科学 2021-09-07 Yexing Hu , Berkan Lafci , Artur Luzgin , Hao Wang , Jan Klohs , Xose Luis Dean-Ben , Ruiqing Ni , Daniel Razansky , Wuwei Ren

Registration of point clouds related by rigid transformations is one of the fundamental problems in computer vision. However, a solution to the practical scenario of aligning sparsely and differently sampled observations in the presence of…

计算机视觉与模式识别 · 计算机科学 2021-12-21 Natalie Lang , Joseph M. Francos

CT organ segmentation on computed tomography (CT) images becomes a significant brick for modern medical image analysis, supporting clinic workflows in multiple domains. Previous segmentation methods include 2D convolution neural networks…

图像与视频处理 · 电气工程与系统科学 2022-04-19 Haoyu Fang , Yi Fang , Xiaofeng Yang

The success of deep convolutional neural networks on image classification and recognition tasks has led to new applications in very diversified contexts, including the field of medical imaging. In this paper we investigate and propose…

计算机视觉与模式识别 · 计算机科学 2018-02-14 Alexey A. Novikov , Dimitrios Lenis , David Major , Jiri Hladůvka , Maria Wimmer , Katja Bühler

Multi-view point cloud registration is fundamental in 3D reconstruction. Since there are close connections between point clouds captured from different viewpoints, registration performance can be enhanced if these connections be harnessed…

计算机视觉与模式识别 · 计算机科学 2022-08-24 Yue Wu , Yibo Liu , Maoguo Gong , Peiran Gong , Hao Li , Zedong Tang , Qiguang Miao , Wenping Ma

Point cloud registration plays a crucial role in various computer vision tasks, and usually demands the resolution of partial overlap registration in practice. Most existing methods perform a serial calculation of rotation and translation,…

计算机视觉与模式识别 · 计算机科学 2024-10-28 Shiqi Li , Jihua Zhu , Yifan Xie

Multi-organ segmentation has extensive applications in many clinical applications. To segment multiple organs of interest, it is generally quite difficult to collect full annotations of all the organs on the same images, as some medical…

计算机视觉与模式识别 · 计算机科学 2020-08-18 Rui Huang , Yuanjie Zheng , Zhiqiang Hu , Shaoting Zhang , Hongsheng Li

Image registration is important for medical imaging, the estimation of the spatial transformation between different images. Many previous studies have used learning-based methods for coarse-to-fine registration to efficiently perform 3D…

图像与视频处理 · 电气工程与系统科学 2024-07-23 Jian-Qing Zheng , Ziyang Wang , Baoru Huang , Ngee Han Lim , Bartlomiej W. Papiez

We present MultiBodySync, a novel, end-to-end trainable multi-body motion segmentation and rigid registration framework for multiple input 3D point clouds. The two non-trivial challenges posed by this multi-scan multibody setting that we…

计算机视觉与模式识别 · 计算机科学 2021-03-30 Jiahui Huang , He Wang , Tolga Birdal , Minhyuk Sung , Federica Arrigoni , Shi-Min Hu , Leonidas Guibas

We study the problem of registration for medical CT images from a novel perspective -- the sensitivity to degree of deformations in CT images. Although some learning-based methods have shown success in terms of average accuracy, their…

计算机视觉与模式识别 · 计算机科学 2023-05-25 Xinyu Zhao , Sa Huang , Wei Pang , You Zhou

Owing to a large amount of multi-modal data in modern medical systems, such as medical images and reports, Medical Vision-Language Pre-training (Med-VLP) has demonstrated incredible achievements in coarse-grained downstream tasks (i.e.,…

计算机视觉与模式识别 · 计算机科学 2024-09-05 Weiwei Tian , Xinyu Huang , Junlin Hou , Caiyue Ren , Longquan Jiang , Rui-Wei Zhao , Gang Jin , Yuejie Zhang , Daoying Geng

Background and Purpose: Voxel-based analysis (VBA) helps to identify dose-sensitive regions by aligning individual dose distributions within a common coordinate system (CCS). Accurate deformable image registration (DIR) is essential for…

医学物理 · 物理学 2025-09-26 Xingyue Ruan , Xia Li , Muheng Li , Barbara Bachtiary , Antony Lomax , Zhiling Chen , Ye Zhang

Breast cancer (BC) significantly contributes to cancer-related mortality in women, underscoring the criticality of early detection for optimal patient outcomes. A mammography is a key tool for identifying and diagnosing breast…

图像与视频处理 · 电气工程与系统科学 2023-10-31 Muhammad Yaqub , Feng Jinchao

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