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Accurately estimating and correcting the motion artifacts are crucial for 3D image reconstruction of the abdominal and in-utero magnetic resonance imaging (MRI). The state-of-art methods are based on slice-to-volume registration (SVR) where…

图像与视频处理 · 电气工程与系统科学 2019-08-29 Tong Zhang , Laurence H. Jackson , Alena Uus , James R. Clough , Lisa Story , Mary A. Rutherford , Joseph V. Hajnal , Maria Deprez

Cardiac MRI (CMRI) is a cornerstone imaging modality that provides in-depth insights into cardiac structure and function. Multi-contrast CMRI (MCCMRI), which acquires sequences with varying contrast weightings, significantly enhances…

图像与视频处理 · 电气工程与系统科学 2024-11-05 George Yiasemis , Nikita Moriakov , Jan-Jakob Sonke , Jonas Teuwen

Myocardial infarction (MI) is one of the most prevalent cardiovascular diseases with associated clinical decision-making typically based on single-valued imaging biomarkers. However, such metrics only approximate the complex 3D structure…

计算机视觉与模式识别 · 计算机科学 2023-07-17 Marcel Beetz , Yilong Yang , Abhirup Banerjee , Lei Li , Vicente Grau

Cardiac magnetic resonance imaging (CMR) offers detailed evaluation of cardiac structure and function, but its limited accessibility restricts use to selected patient populations. In contrast, the electrocardiogram (ECG) is ubiquitous and…

3D printing has been widely adopted for clinical decision making and interventional planning of Congenital heart disease (CHD), while whole heart and great vessel segmentation is the most significant but time-consuming step in the model…

图像与视频处理 · 电气工程与系统科学 2019-07-15 Xiaowei Xu , Tianchen Wang , Dewen Zeng , Yiyu Shi , Qianjun Jia , Haiyun Yuan , Meiping Huang , Jian Zhuang

To reconstruct the 3D geometry from calibrated images, learning-based multi-view stereo (MVS) methods typically perform multi-view depth estimation and then fuse depth maps into a mesh or point cloud. To improve the computational…

计算机视觉与模式识别 · 计算机科学 2025-09-19 Fangjinhua Wang , Qingshan Xu , Yew-Soon Ong , Marc Pollefeys

3D object reconstruction from single-view image is a fundamental task in computer vision with wide-ranging applications. Recent advancements in Large Reconstruction Models (LRMs) have shown great promise in leveraging multi-view images…

计算机视觉与模式识别 · 计算机科学 2025-03-13 Zhiyuan Wu , Xibin Song , Senbo Wang , Weizhe Liu , Jiayu Yang , Ziang Cheng , Shenzhou Chen , Taizhang Shang , Weixuan Sun , Shan Luo , Pan Ji

In this work, we address a challenge in video inpainting: reconstructing occluded regions in dynamic, real-world scenarios. Motivated by the need for continuous human motion monitoring in healthcare settings, where facial features are…

计算机视觉与模式识别 · 计算机科学 2024-12-02 Zheyan Zhang , Diego Klabjan , Renee CB Manworren

Cardiovascular magnetic resonance (CMR) is the gold standard for assessing cardiac function, but individual cardiac cycles complicate automatic temporal comparison or sub-phase analysis. Accurate cardiac keyframe detection can eliminate…

Cine magnetic resonance imaging (MRI) is the current gold standard for the assessment of cardiac anatomy and function. However, it typically only acquires a set of two-dimensional (2D) slices of the underlying three-dimensional (3D) anatomy…

图像与视频处理 · 电气工程与系统科学 2023-07-19 Marcel Beetz , Abhirup Banerjee , Julius Ossenberg-Engels , Vicente Grau

Cardiac magnetic resonance imaging is a valuable non-invasive tool for identifying cardiovascular diseases. For instance, Cine MRI is the benchmark modality for assessing the cardiac function and anatomy. On the other hand, multi-contrast…

图像与视频处理 · 电气工程与系统科学 2023-10-11 George Yiasemis , Nikita Moriakov , Jan-Jakob Sonke , Jonas Teuwen

We present the first geometric deep learning framework based on point cloud representation for 3D four-chamber cardiac reconstruction from cine MRI data. This work addresses a long-standing limitation in conventional cine MRI, which…

计算机视觉与模式识别 · 计算机科学 2025-12-02 Zhengda Ma , Abhirup Banerjee

Cross-modality medical image synthesis is a critical topic and has the potential to facilitate numerous applications in the medical imaging field. Despite recent successes in deep-learning-based generative models, most current medical image…

图像与视频处理 · 电气工程与系统科学 2023-07-20 Lingting Zhu , Zeyue Xue , Zhenchao Jin , Xian Liu , Jingzhen He , Ziwei Liu , Lequan Yu

Cardiac Magnetic Resonance (CMR) imaging is widely used for heart model reconstruction and digital twin computational analysis because of its ability to visualize soft tissues and capture dynamic functions. However, CMR images have an…

Recently, diffusion models (DM) have been applied in magnetic resonance imaging (MRI) super-resolution (SR) reconstruction, exhibiting impressive performance, especially with regard to detailed reconstruction. However, the current DM-based…

计算机视觉与模式识别 · 计算机科学 2024-04-09 Guangyuan Li , Chen Rao , Juncheng Mo , Zhanjie Zhang , Wei Xing , Lei Zhao

The reconstruction of three-dimensional models of coronary arteries is of great significance for the localization, evaluation and diagnosis of stenosis and plaque in the arteries, as well as for the assisted navigation of interventional…

图像与视频处理 · 电气工程与系统科学 2024-12-10 Lu Wang , Dong-xue Liang , Xiao-lei Yin , Jing Qiu , Zhi-yun Yang , Jun-hui Xing , Jian-zeng Dong , Zhao-yuan Ma

Multi-site structural MRI is increasingly used in neuroimaging studies to diversify subject cohorts. However, combining MR images acquired from various sites/centers may introduce site-related non-biological variations. Retrospective image…

图像与视频处理 · 电气工程与系统科学 2024-08-20 Mengqi Wu , Minhui Yu , Shuaiming Jing , Pew-Thian Yap , Zhengwu Zhang , Mingxia Liu

In recent years, convolutional neural networks have demonstrated promising performance in a variety of medical image segmentation tasks. However, when a trained segmentation model is deployed into the real clinical world, the model may not…

图像与视频处理 · 电气工程与系统科学 2020-12-24 Shuo Wang , Giacomo Tarroni , Chen Qin , Yuanhan Mo , Chengliang Dai , Chen Chen , Ben Glocker , Yike Guo , Daniel Rueckert , Wenjia Bai

Acquiring reliable microstructure datasets is a pivotal step toward the systematic design of materials with the aid of integrated computational materials engineering (ICME) approaches. However, obtaining three-dimensional (3D)…

材料科学 · 物理学 2023-09-26 Kang-Hyun Lee , Gun Jin Yun

Compared with 2D MRI, 3D MRI provides superior volumetric spatial resolution and signal-to-noise ratio. However, it is more challenging to reconstruct 3D MRI images. Current methods are mainly based on convolutional neural networks (CNN)…

图像与视频处理 · 电气工程与系统科学 2023-06-01 Eric Z. Chen , Chi Zhang , Xiao Chen , Yikang Liu , Terrence Chen , Shanhui Sun