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Anatomically plausible image registration often requires volumetric preservation. Previous approaches to incompressible image registration have exploited relaxed constraints, ad hoc optimisation methods or practically intractable…

图像与视频处理 · 电气工程与系统科学 2019-10-22 Lucas Fidon , Michael Ebner , Luis C. Garcia-Peraza-Herrera , Marc Modat , Sebastien Ourselin , Tom Vercauteren

Registration is a fundamental task in medical robotics and is often a crucial step for many downstream tasks such as motion analysis, intra-operative tracking and image segmentation. Popular registration methods such as ANTs and NiftyReg…

计算机视觉与模式识别 · 计算机科学 2021-03-26 Wentao Zhu , Yufang Huang , Daguang Xu , Zhen Qian , Wei Fan , Xiaohui Xie

We propose a fluid-based registration framework of medical images based on implicit neural representation. By integrating implicit neural representation and Large Deformable Diffeomorphic Metric Mapping (LDDMM), we employ a Multilayer…

图像与视频处理 · 电气工程与系统科学 2023-11-28 Chulong Zhang , Xiaokun Liang

Image fusion aims to integrate complementary information from multiple input images acquired through various sources to synthesize a new fused image. Existing methods usually employ distinct constraint designs tailored to specific scenes,…

计算机视觉与模式识别 · 计算机科学 2024-11-05 Bing Cao , Xingxin Xu , Pengfei Zhu , Qilong Wang , Qinghua Hu

Multimodal image registration between diffusion MRI (dMRI) and T1-weighted (T1w) MRI images is a critical step for aligning diffusion-weighted imaging (DWI) data with structural anatomical space. Traditional registration methods often…

图像与视频处理 · 电气工程与系统科学 2026-05-07 Xiaofan Wang , Junyi Wang , Yuqian Chen , Lauren J. O' Donnell , Fan Zhang

The blind fusion of unregistered hyperspectral images (HSIs) and multispectral images (MSIs) has attracted growing attention recently. To address the registration challenge, most existing methods employ spatial transformations on the HSI to…

计算机视觉与模式识别 · 计算机科学 2025-06-26 Kunjing Yang , Libin Zheng , Minru Bai , Ting Lu , Leyuan Fang

Surgical navigation based on multimodal image registration has played a significant role in providing intraoperative guidance to surgeons by showing the relative position of the target area to critical anatomical structures during surgery.…

计算机视觉与模式识别 · 计算机科学 2026-02-17 Jiazheng Wang , Zeyu Liu , Min Liu , Xiang Chen , Xinyao Yu , Yaonan Wang , Hang Zhang

Diffeomorphic deformable image registration is crucial in many medical image studies, as it offers unique, special properties including topology preservation and invertibility of the transformation. Recent deep learning-based deformable…

计算机视觉与模式识别 · 计算机科学 2021-03-02 Tony C. W. Mok , Albert C. S. Chung

Due to their complex spatial structure and diverse geometric features, achieving high-precision and robust point cloud registration for complex Die Castings has been a significant challenge in the die-casting industry. Existing point cloud…

计算机视觉与模式识别 · 计算机科学 2024-03-18 Yu Du , Yu Song , Ce Guo , Xiaojing Tian , Dong Liu , Ming Cong

Ultrasound imaging is a cost-effective and radiation-free modality for visualizing anatomical structures in real-time, making it ideal for guiding surgical interventions. However, its limited field-of-view, speckle noise, and imaging…

图像与视频处理 · 电气工程与系统科学 2024-04-26 Remi Delaunay , Ruisi Zhang , Filipe C. Pedrosa , Navid Feizi , Dianne Sacco , Rajni Patel , Jayender Jagadeesan

Deep learning-based medical image registration and segmentation joint models utilize the complementarity (augmentation data or weakly supervised data from registration, region constraints from segmentation) to bring mutual improvement in…

计算机视觉与模式识别 · 计算机科学 2020-08-04 Yuting He , Tiantian Li , Guanyu Yang , Youyong Kong , Yang Chen , Huazhong Shu , Jean-Louis Coatrieux , Jean-Louis Dillenseger , Shuo Li

In clinical practice, imaging modalities with functional characteristics, such as positron emission tomography (PET) and fractional anisotropy (FA), are often aligned with a structural reference (e.g., MRI, CT) for accurate interpretation…

计算机视觉与模式识别 · 计算机科学 2025-07-01 Kyobin Choo , Hyunkyung Han , Jinyeong Kim , Chanyong Yoon , Seong Jae Hwang

Compressed sensing MRI is a classic inverse problem in the field of computational imaging, accelerating the MR imaging by measuring less k-space data. The deep neural network models provide the stronger representation ability and faster…

计算机视觉与模式识别 · 计算机科学 2018-04-05 Zhiwen Fan , Liyan Sun , Xinghao Ding , Yue Huang , Congbo Cai , John Paisley

Deformable registration is ubiquitous in medical image analysis. Many deformable registration methods minimize sum of squared difference (SSD) as the registration cost with respect to deformable model parameters. In this work, we construct…

计算机视觉与模式识别 · 计算机科学 2016-11-29 Sayan Ghosal , Nilanjan Ray

Medical image synthesis remains challenging due to misalignment noise during training. Existing methods have attempted to address this challenge by incorporating a registration-guided module. However, these methods tend to overlook the…

计算机视觉与模式识别 · 计算机科学 2024-07-11 Chuanpu Li , Zeli Chen , Yiwen Zhang , Liming Zhong , Wei Yang

Point-pixel registration between LiDAR point clouds and camera images is a fundamental yet challenging task in autonomous driving and robotic perception. A key difficulty lies in the modality gap between unstructured point clouds and…

计算机视觉与模式识别 · 计算机科学 2025-07-01 Yu Han , Zhiwei Huang , Yanting Zhang , Fangjun Ding , Shen Cai , Rui Fan

Medical image synthesis generates additional imaging modalities that are costly, invasive or harmful to acquire, which helps to facilitate the clinical workflow. When training pairs are substantially misaligned (e.g., lung MRI-CT pairs with…

图像与视频处理 · 电气工程与系统科学 2024-08-20 Bowen Xin , Tony Young , Claire E Wainwright , Tamara Blake , Leo Lebrat , Thomas Gaass , Thomas Benkert , Alto Stemmer , David Coman , Jason Dowling

Capturing an all-in-focus image with a single camera is difficult since the depth of field of the camera is usually limited. An alternative method to obtain the all-in-focus image is to fuse several images focusing at different depths.…

计算机视觉与模式识别 · 计算机科学 2023-07-19 Haoyu Ma , Qingmin Liao , Juncheng Zhang , Shaojun Liu , Jing-Hao Xue

As one of the automotive sensors that have emerged in recent years, 4D millimeter-wave radar has a higher resolution than conventional 3D radar and provides precise elevation measurements. But its point clouds are still sparse and noisy,…

计算机视觉与模式识别 · 计算机科学 2026-01-14 Hongsi Liu , Jun Liu , Guangfeng Jiang , Xin Jin

Medical image registration is one of the key processing steps for biomedical image analysis such as cancer diagnosis. Recently, deep learning based supervised and unsupervised image registration methods have been extensively studied due to…

计算机视觉与模式识别 · 计算机科学 2019-07-03 Boah Kim , Jieun Kim , June-Goo Lee , Dong Hwan Kim , Seong Ho Park , Jong Chul Ye