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Multimodal registration is a challenging problem in medical imaging due the high variability of tissue appearance under different imaging modalities. The crucial component here is the choice of the right similarity measure. We make a step…

计算机视觉与模式识别 · 计算机科学 2016-09-20 Martin Simonovsky , Benjamín Gutiérrez-Becker , Diana Mateus , Nassir Navab , Nikos Komodakis

Objective: Deformable image registration is a fundamental problem in medical image analysis, with applications such as longitudinal studies, population modeling, and atlas based image segmentation. Registration is often phrased as an…

计算机视觉与模式识别 · 计算机科学 2018-10-22 Simon Ekström , Filip Malmberg , Håkan Ahlström , Joel Kullberg , Robin Strand

This paper presents DeepFLASH, a novel network with efficient training and inference for learning-based medical image registration. In contrast to existing approaches that learn spatial transformations from training data in the high…

图像与视频处理 · 电气工程与系统科学 2020-04-07 Jian Wang , Miaomiao Zhang

State-of-the-art deep learning methods for image processing are evolving into increasingly complex meta-architectures with a growing number of modules. Among them, region-based fully convolutional networks (R-FCN) and deformable…

计算机视觉与模式识别 · 计算机科学 2019-02-21 Stephen Morrell , Zbigniew Wojna , Can Son Khoo , Sebastien Ourselin , Juan Eugenio Iglesias

Deformable image registration is a very important field of research in medical imaging. Recently multiple deep learning approaches were published in this area showing promising results. However, drawbacks of deep learning methods are the…

计算机视觉与模式识别 · 计算机科学 2020-02-11 Tobias Fechter , Dimos Baltas

Understanding the uncertainty inherent in deep learning-based image registration models has been an ongoing area of research. Existing methods have been developed to quantify both transformation and appearance uncertainties related to the…

图像与视频处理 · 电气工程与系统科学 2024-03-11 Junyu Chen , Yihao Liu , Shuwen Wei , Zhangxing Bian , Aaron Carass , Yong Du

This study investigates the use of the unsupervised deep learning framework VoxelMorph for deformable registration of longitudinal abdominopelvic CT images acquired in patients with bone metastases from breast cancer. The CT images were…

Deformable image registration is fundamental for many medical image analyses. A key obstacle for accurate image registration lies in image appearance variations such as the variations in texture, intensities, and noise. These variations are…

计算机视觉与模式识别 · 计算机科学 2022-09-20 Mingyuan Meng , Lei Bi , Michael Fulham , David Dagan Feng , Jinman Kim

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

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

Whole-body Positron Emission Tomography (PET) registration is essential for multi-parametric tumor characterization and assessment of metastatic disease progression. In deep learning-based deformable registration, the dense displacement…

图像与视频处理 · 电气工程与系统科学 2026-04-28 Xiangcen Wu , Ruohua Chen , Sichun Li , Qianye Yang , Sheng Liu , Jianjun Liu , Zhaoheng Xie

Deformable medical image registration is a crucial aspect of medical image analysis. In recent years, researchers have begun leveraging auxiliary tasks (such as supervised segmentation) to provide anatomical structure information for the…

计算机视觉与模式识别 · 计算机科学 2024-10-01 Hongchao Zhou , Shunbo Hu

Deformable registration continues to be one of the key challenges in medical image analysis. While iconic registration methods have started to benefit from the recent advances in medical deep learning, the same does not yet apply for the…

计算机视觉与模式识别 · 计算机科学 2019-09-18 Lasse Hansen , Doris Dittmer , Mattias P. Heinrich

Although developed functional magnetic resonance imaging (fMRI) registration algorithms based on deep learning have achieved a certain degree of alignment of functional area, they underutilized fine structural information. In this paper, we…

图像与视频处理 · 电气工程与系统科学 2024-09-27 Baolong Li , Yuhu Shi , Lei Wang , Weiming Zeng , Changming Zhu

Deformable image registration remains a central challenge in medical image analysis, particularly under multi-modal scenarios where intensity distributions vary significantly across scans. While deep learning methods provide efficient…

图像与视频处理 · 电气工程与系统科学 2026-03-30 Yi Zhang , Yidong Zhao , Qian Tao

This paper presents a deep-learning model for deformable registration of ultrasound images at online rates, which we call U-RAFT. As its name suggests, U-RAFT is based on RAFT, a convolutional neural network for estimating optical flow.…

图像与视频处理 · 电气工程与系统科学 2023-06-26 FNU Abhimanyu , Andrew L. Orekhov , Ananya Bal , John Galeotti , Howie Choset

Deformable image registration is a fundamental task in medical image analysis and plays a crucial role in a wide range of clinical applications. Recently, deep learning-based approaches have been widely studied for deformable medical image…

图像与视频处理 · 电气工程与系统科学 2023-07-03 Jing Zou , Noémie Debroux , Lihao Liu , Jing Qin , Carola-Bibiane Schönlieb , Angelica I Aviles-Rivero

Accurate registration of medical images is vital for doctor's diagnosis and quantitative analysis. In this paper, we propose a new deformable medical image registration method based on average geometric transformations and VoxelMorph CNN…

计算机视觉与模式识别 · 计算机科学 2019-07-24 Yongpei Zhu , Zicong Zhou , Guojun Liao , Kehong Yuan

Recently, deep-learning-based approaches have been widely studied for deformable image registration task. However, most efforts directly map the composite image representation to spatial transformation through the convolutional neural…

图像与视频处理 · 电气工程与系统科学 2022-07-08 Jiashun Chen , Donghuan Lu , Yu Zhang , Dong Wei , Munan Ning , Xinyu Shi , Zhe Xu , Yefeng Zheng

In recent years, deformable medical image registration techniques have made significant progress. However, existing models still lack efficiency in parallel extraction of coarse and fine-grained features. To address this, we construct a new…

计算机视觉与模式识别 · 计算机科学 2025-05-12 Ying Zhang , Shuai Guo , Chenxi Sun , Yuchen Zhu , Jinhai Xiang