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Detailed 3D reconstruction is an important challenge with application to robotics, augmented and virtual reality, which has seen impressive progress throughout the past years. Advancements were driven by the availability of depth cameras…

计算机视觉与模式识别 · 计算机科学 2019-08-13 Andrea Nicastro , Ronald Clark , Stefan Leutenegger

While unsupervised domain adaptation has been explored to leverage the knowledge from a labeled source domain to an unlabeled target domain, existing methods focus on the distribution alignment between two domains. However, how to better…

计算机视觉与模式识别 · 计算机科学 2023-10-26 Youshan Zhang , Brian D. Davison

Registration of 3D anatomic structures to their 2D dual fluoroscopic X-ray images is a widely used motion tracking technique. However, deep learning implementation is often impeded by a paucity of medical images and ground truths. In this…

图像与视频处理 · 电气工程与系统科学 2021-10-12 Chaochao Zhou , Thomas Cha , Yun Peng , Guoan Li

Collecting and labeling the registered 3D point cloud is costly. As a result, 3D resources for training are typically limited in quantity compared to the 2D images counterpart. In this work, we deal with the data scarcity challenge of 3D…

计算机视觉与模式识别 · 计算机科学 2022-10-07 Ping-Chung Yu , Cheng Sun , Min Sun

Purpose: Accurate intraoperative X-ray/CT registration is essential for surgical navigation in orthopedic procedures. However, existing methods struggle with consistently achieving sub-millimeter accuracy, robustness under broad initial…

计算机视觉与模式识别 · 计算机科学 2025-11-25 Roman Flepp , Leon Nissen , Bastian Sigrist , Arend Nieuwland , Nicola Cavalcanti , Philipp Fürnstahl , Thomas Dreher , Lilian Calvet

Deep learning based computed tomography (CT) reconstruction has demonstrated outstanding performance on simulated 2D low-dose CT data. This applies in particular to domain adapted neural networks, which incorporate a handcrafted physics…

图像与视频处理 · 电气工程与系统科学 2023-11-30 Jevgenija Rudzusika , Buda Bajić , Thomas Koehler , Ozan Öktem

Deformable image registration plays a critical role in various tasks of medical image analysis. A successful registration algorithm, either derived from conventional energy optimization or deep networks requires tremendous efforts from…

计算机视觉与模式识别 · 计算机科学 2023-08-15 Xin Fan , Zi Li , Ziyang Li , Xiaolin Wang , Risheng Liu , Zhongxuan Luo , Hao Huang

Semantic image segmentation is a central and challenging task in autonomous driving, addressed by training deep models. Since this training draws to a curse of human-based image labeling, using synthetic images with automatically generated…

计算机视觉与模式识别 · 计算机科学 2023-01-31 Jose L. Gómez , Gabriel Villalonga , Antonio M. López

In recent years, 3D Gaussian Splatting (3D-GS)-based scene representation demonstrates significant potential in real-time rendering and training efficiency. However, most existing methods primarily focus on single-map reconstruction, while…

计算机视觉与模式识别 · 计算机科学 2025-07-29 Shiyang Liu , Dianyi Yang , Yu Gao , Bohan Ren , Yi Yang , Mengyin Fu

To realize the full potential of deep learning for medical imaging, large annotated datasets are required for training. Such datasets are difficult to acquire because labeled medical images are not usually available due to privacy issues,…

计算机视觉与模式识别 · 计算机科学 2018-06-29 Faisal Mahmood , Richard Chen , Nicholas J. Durr

Point cloud registration is the process of aligning a pair of point sets via searching for a geometric transformation. Recent works leverage the power of deep learning for registering a pair of point sets. However, unfortunately, deep…

计算几何 · 计算机科学 2020-06-12 Lingjing Wang , Xiang Li , Yi Fang

Background: Automated segmentation of spinal MR images plays a vital role both scientifically and clinically. However, accurately delineating posterior spine structures presents challenges. Methods: This retrospective study, approved by the…

Domain shift presents a significant challenge in applying Deep Learning to the segmentation of 3D medical images from sources like Magnetic Resonance Imaging (MRI) and Computed Tomography (CT). Although numerous Domain Adaptation methods…

图像与视频处理 · 电气工程与系统科学 2025-02-25 Boris Shirokikh , Anvar Kurmukov , Mariia Donskova , Valentin Samokhin , Mikhail Belyaev , Ivan Oseledets

Modeling and manufacturing of personalized cranial implants are important research areas that may decrease the waiting time for patients suffering from cranial damage. The modeling of personalized implants may be partially automated by the…

计算机视觉与模式识别 · 计算机科学 2024-06-11 Marek Wodzinski , Kamil Kwarciak , Mateusz Daniol , Daria Hemmerling

Point cloud registration is a task to estimate the rigid transformation between two unaligned scans, which plays an important role in many computer vision applications. Previous learning-based works commonly focus on supervised…

计算机视觉与模式识别 · 计算机科学 2023-08-10 Mingzhi Yuan , Kexue Fu , Zhihao Li , Yucong Meng , Manning Wang

In medical imaging analysis, deep learning has shown promising results. We frequently rely on volumetric data to segment medical images, necessitating the use of 3D architectures, which are commended for their capacity to capture interslice…

图像与视频处理 · 电气工程与系统科学 2023-05-18 Ikboljon Sobirov , Numan Saeed , Mohammad Yaqub

We presented a 2D/3D MV image registration method based on a Convolutional Neural Network. Most of the traditional image registration method intensity-based, which use optimization algorithms to maximize the similarity between to images.…

计算机视觉与模式识别 · 计算机科学 2018-11-30 Hector N. B. Pinheiro , Tsang Ing Ren , Stefan Scheib , Armel Rosselet , Stefan Thieme-Marti

Three-dimensional (3-D) synthetic aperture radar (SAR) is widely used in many security and industrial applications requiring high-resolution imaging of concealed or occluded objects. The ability to resolve intricate 3-D targets is essential…

计算机视觉与模式识别 · 计算机科学 2023-05-04 Josiah Smith , Murat Torlak

Most of the deep learning based medical image registration algorithms focus on brain image registration tasks.Compared with brain registration, the chest CT registration has larger deformation, more complex background and region over-lap.…

计算机视觉与模式识别 · 计算机科学 2026-02-03 Cheng Wang , Qiyu Gao , Fandong Zhang , Shu Zhang , Yizhou Yu

This paper shows that when applying machine learning to digital zoom for photography, it is beneficial to use real, RAW sensor data for training. Existing learning-based super-resolution methods do not use real sensor data, instead…

计算机视觉与模式识别 · 计算机科学 2019-05-14 Xuaner Cecilia Zhang , Qifeng Chen , Ren Ng , Vladlen Koltun