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Deformable image registration plays an essential role in various medical image tasks. Existing deep learning-based deformable registration frameworks primarily utilize convolutional neural networks (CNNs) or Transformers to learn features…

计算机视觉与模式识别 · 计算机科学 2024-11-26 Jiong Wu , Kuang Gong

Background: Voxel-based analysis (VBA) for population level radiotherapy (RT) outcomes modeling requires topology preserving inter-patient deformable image registration (DIR) that preserves tumors on moving images while avoiding unrealistic…

图像与视频处理 · 电气工程与系统科学 2024-11-28 Jue Jiang , Chloe Min Seo Choi , Maria Thor , Joseph O. Deasy , Harini Veeraraghavan

In modern cancer research, the vast volume of medical data generated is often underutilised due to challenges related to patient privacy. The OncoReg Challenge addresses this issue by enabling researchers to develop and validate image…

Multispectral and multimodal images are of important usage in the field of multi-source visual information fusion. Due to the alternation or movement of image devices, the acquired multispectral and multimodal images are usually misaligned,…

计算机视觉与模式识别 · 计算机科学 2022-10-11 Si-Yuan Cao , Beinan Yu , Lun Luo , Shu-Jie Chen , Chunguang Li , Hui-Liang Shen

This paper aims to create a deep learning framework that can estimate the deformation vector field (DVF) for directly registering abdominal MRI-CT images. The proposed method assumed a diffeomorphic deformation. By using topology-preserved…

计算机视觉与模式识别 · 计算机科学 2024-05-07 Yang Lei , Luke A. Matkovic , Justin Roper , Tonghe Wang , Jun Zhou , Beth Ghavidel , Mark McDonald , Pretesh Patel , Xiaofeng Yang

Registering an object shape to a sequence of point clouds undergoing non-rigid deformation is a long-standing challenge. The key difficulties stem from two factors: (i) the presence of local minima due to the non-convexity of registration…

计算机视觉与模式识别 · 计算机科学 2025-10-20 Guangzhao He , Yuxi Xiao , Zhen Xu , Xiaowei Zhou , Sida Peng

Recently, convolutional neural networks (CNN) have been successfully applied to many remote sensing problems. However, deep learning techniques for multi-image super-resolution from multitemporal unregistered imagery have received little…

图像与视频处理 · 电气工程与系统科学 2020-01-16 Andrea Bordone Molini , Diego Valsesia , Giulia Fracastoro , Enrico Magli

In deformable registration, the geometric framework - large deformation diffeomorphic metric mapping or LDDMM, in short - has inspired numerous techniques for comparing, deforming, averaging and analyzing shapes or images. Grounded in…

人工智能 · 计算机科学 2022-05-11 Boulbaba Ben Amor , Sylvain Arguillère , Ling Shao

Reliably and physically accurately transferring information between images through deformable image registration with large anatomical differences is an open challenge in medical image analysis. Most existing methods have two key…

计算机视觉与模式识别 · 计算机科学 2023-03-13 Georgios Andreadis , Peter A. N. Bosman , Tanja Alderliesten

The diagnosis of brain cancer relies heavily on medical imaging techniques, with MRI being the most commonly used. It is necessary to perform automatic segmentation of brain tumors on MRI images. This project intends to build an MRI…

图像与视频处理 · 电气工程与系统科学 2024-06-28 Yuxiang Hu , Haowei Yang , Ting Xu , Shuyao He , Jiajie Yuan , Haozhang Deng

Deformable image registration and regression are important tasks in medical image analysis. However, they are computationally expensive, especially when analyzing large-scale datasets that contain thousands of images. Hence, cluster…

计算机视觉与模式识别 · 计算机科学 2017-11-17 Zhipeng Ding , Greg Fleishman , Xiao Yang , Paul Thompson , Roland Kwitt , Marc Niethammer

The Transformer structures have been widely used in computer vision and have recently made an impact in the area of medical image registration. However, the use of Transformer in most registration networks is straightforward. These networks…

计算机视觉与模式识别 · 计算机科学 2024-03-26 Haiqiao Wang , Dong Ni , Yi Wang

Image registration plays an important role in comparing images. It is particularly important in analyzing medical images like CT, MRI, PET, etc. to quantify different biological samples, to monitor disease progression and to fuse different…

计算机视觉与模式识别 · 计算机科学 2018-10-22 Abdullah Nazib , Clinton Fookes , Dimitri Perrin

Current neurosurgical procedures utilize medical images of various modalities to enable the precise location of tumors and critical brain structures to plan accurate brain tumor resection. The difficulty of using preoperative images during…

Deformable image registration plays a fundamental role in medical image analysis by enabling spatial alignment of anatomical structures across subjects. While recent deep learning-based approaches have significantly improved computational…

图像与视频处理 · 电气工程与系统科学 2026-03-24 Jiaqi Shang , Haojin Wu , Yinyi Lai , Zongyu Li , Chenghao Zhang , Jia Guo

Using histopathological images to automatically classify cancer is a difficult task for accurately detecting cancer, especially to identify metastatic cancer in small image patches obtained from larger digital pathology scans. Computer…

图像与视频处理 · 电气工程与系统科学 2020-11-16 Guanwen Qiu , Xiaobing Yu , Baolin Sun , Yunpeng Wang , Lipei Zhang

Accurate identification and localisation of brain tumours from medical images remain challenging due to tumour variability and structural complexity. Convolutional Neural Networks (CNNs), particularly ResNet and Unet, have made significant…

图像与视频处理 · 电气工程与系统科学 2024-12-31 Peixin Dai , Jingsi Zhang , Zhitao Shu

Deformable image registration poses a challenging problem where, unlike most deep learning tasks, a complex relationship between multiple coordinate systems has to be considered. Although data-driven methods have shown promising…

计算机视觉与模式识别 · 计算机科学 2025-03-11 Vasiliki Sideri-Lampretsa , Nil Stolt-Ansó , Huaqi Qiu , Julian McGinnis , Wenke Karbole , Martin Menten , Daniel Rueckert

Magnetic Resonance Imaging (MRI) is a principal diagnostic approach used in the field of radiology to create images of the anatomical and physiological structure of patients. MRI is the prevalent medical imaging practice to find…

计算机视觉与模式识别 · 计算机科学 2021-06-16 Yusuf Brima , Mossadek Hossain Kamal Tushar , Upama Kabir , Tariqul Islam

We propose a registration algorithm for 2D CT/MRI medical images with a new unsupervised end-to-end strategy using convolutional neural networks. The contributions of our algorithm are threefold: (1) We transplant traditional image…

计算机视觉与模式识别 · 计算机科学 2018-01-23 Siyuan Shan , Wen Yan , Xiaoqing Guo , Eric I-Chao Chang , Yubo Fan , Yan Xu