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Medical image analysis frequently encounters data scarcity challenges. Transfer learning has been effective in addressing this issue while conserving computational resources. The recent advent of foundational models like the DINOv2, which…

图像与视频处理 · 电气工程与系统科学 2024-02-14 Yuning Huang , Jingchen Zou , Lanxi Meng , Xin Yue , Qing Zhao , Jianqiang Li , Changwei Song , Gabriel Jimenez , Shaowu Li , Guanghui Fu

We propose a fully unsupervised multi-modal deformable image registration method (UMDIR), which does not require any ground truth deformation fields or any aligned multi-modal image pairs during training. Multi-modal registration is a key…

计算机视觉与模式识别 · 计算机科学 2019-03-25 Chen Qin , Bibo Shi , Rui Liao , Tommaso Mansi , Daniel Rueckert , Ali Kamen

Registration is an essential tool in image analysis. Deep learning based alternatives have recently become popular, achieving competitive performance at a faster speed. However, many contemporary techniques are limited to volumetric…

图像与视频处理 · 电气工程与系统科学 2021-09-29 Balder Croquet , Daan Christiaens , Seth M. Weinberg , Michael Bronstein , Dirk Vandermeulen , Peter Claes

The advent of large-scale vision foundation models, pre-trained on diverse natural images, has marked a paradigm shift in computer vision. However, how the frontier vision foundation models' efficacies transfer to specialised domains such…

Diffeomorphic deformable image registration is one of the crucial tasks in medical image analysis, which aims to find a unique transformation while preserving the topology and invertibility of the transformation. Deep convolutional neural…

图像与视频处理 · 电气工程与系统科学 2022-02-09 Ameneh Sheikhjafari , Michelle Noga , Kumaradevan Punithakumar , Nilanjan Ray

Image registration is a fundamental task in medical image analysis. Recently, deep learning based image registration methods have been extensively investigated due to their excellent performance despite the ultra-fast computational time.…

计算机视觉与模式识别 · 计算机科学 2020-08-14 Boah Kim , Dong Hwan Kim , Seong Ho Park , Jieun Kim , June-Goo Lee , Jong Chul Ye

We present a fast learning-based algorithm for deformable, pairwise 3D medical image registration. Current registration methods optimize an objective function independently for each pair of images, which can be time-consuming for large…

计算机视觉与模式识别 · 计算机科学 2019-03-14 Guha Balakrishnan , Amy Zhao , Mert R. Sabuncu , John Guttag , Adrian V. Dalca

The perfect alignment of 3D echocardiographic images captured from various angles has improved image quality and broadened the field of view. This study proposes an accelerated sequential Monte Carlo (SMC) algorithm for 3D-3D rigid…

图像与视频处理 · 电气工程与系统科学 2025-04-29 Thanuja Uruththirakodeeswaran , Harald Becher , Michelle Noga , Lawrence H. Le , Pierre Boulanger , Jonathan Windram , Kumaradevan Punithakumar

This work proposed a novel deep registration pipeline for 3D CT and 2D U/S kidney scans of free breathing, which consists of a feature network, and a 3D-2D CNN-based registration network. The feature network has handcraft texture feature…

图像与视频处理 · 电气工程与系统科学 2023-08-17 Chi Yanling , Xu Yuyu , Liu Huiying , Wu Xiaoxiang , Liu Zhiqiang , Mao Jiawei , Xu Guibin , Huang Weimin

Temporal echocardiography image registration is a basis for clinical quantifications such as cardiac motion estimation, myocardial strain assessments, and stroke volume quantifications. In past studies, deep learning image registration…

图像与视频处理 · 电气工程与系统科学 2023-09-12 Md. Kamrul Hasan , Haobo Zhu , Guang Yang , Choon Hwai Yap

The scarcity and high cost of expert annotations in dental imaging present a significant challenge for the development of AI in dentistry. DINOv3, a state-of-the-art, self-supervised vision foundation model pre-trained on 1.7 billion…

计算机视觉与模式识别 · 计算机科学 2026-03-31 Kun Tang , Xinquan Yang , Mianjie Zheng , Xuefen Liu , Xuguang Li , Xiaoqi Guo , Ruihan Chen , Linlin Shen , He Meng

General vision encoders like DINOv2 and SAM have recently transformed computer vision. Even though they are trained on natural images, such encoder models have excelled in medical imaging, e.g., in classification, segmentation, and…

Remote medical diagnosis has emerged as a critical and indispensable technique in practical medical systems, where medical data are required to be efficiently compressed and transmitted for diagnosis by either professional doctors or…

图像与视频处理 · 电气工程与系统科学 2023-10-23 Guangqi Xie , Xin Li , Xiaohan Pan , Zhibo Chen

We present a parallel distributed-memory algorithm for large deformation diffeomorphic registration of volumetric images that produces large isochoric deformations (locally volume preserving). Image registration is a key technology in…

分布式、并行与集群计算 · 计算机科学 2020-12-25 Andreas Mang , Amir Gholami , George Biros

We present a semi-supervised framework for joint segmentation and classification of fetal cardiac ultrasound images. Built upon the EchoCare multi-task backbone, our method integrates SAM-Med2D for boundary refinement and leverages DINOv3…

计算机视觉与模式识别 · 计算机科学 2026-05-20 Tonghao Zhuang , Shanglong Hu , Yongsheng Luo , Zhiqi Zhang , Yu Li

Image registration is a fundamental task in medical image analysis. Deformations are often closely related to the morphological characteristics of tissues, making accurate feature extraction crucial. Recent weakly supervised methods improve…

计算机视觉与模式识别 · 计算机科学 2025-09-18 Yue He , Min Liu , Qinghao Liu , Jiazheng Wang , Yaonan Wang , Hang Zhang , Xiang Chen

LiDAR registration is a fundamental task in robotic mapping and localization. A critical component of aligning two point clouds is identifying robust point correspondences using point descriptors. This step becomes particularly challenging…

机器人学 · 计算机科学 2025-02-27 Niclas Vödisch , Giovanni Cioffi , Marco Cannici , Wolfram Burgard , Davide Scaramuzza

Accurate segmentation of organs and tumors in CT and MRI scans is essential for diagnosis, treatment planning, and disease monitoring. While deep learning has advanced automated segmentation, most models remain task-specific, lacking…

计算机视觉与模式识别 · 计算机科学 2025-10-16 Yuheng Li , Yizhou Wu , Yuxiang Lai , Mingzhe Hu , Xiaofeng Yang

Convolutional neural networks (CNNs) have recently proven their excellent ability to segment 2D cardiac ultrasound images. However, the majority of attempts to perform full-sequence segmentation of cardiac ultrasound videos either rely on…

计算机视觉与模式识别 · 计算机科学 2023-06-19 Phi Nguyen Van , Hieu Pham Huy , Long Tran Quoc

Foundation models, pre-trained on large image datasets and capable of capturing rich feature representations, have recently shown potential for zero-shot image registration. However, their performance has mostly been tested in the context…

图像与视频处理 · 电气工程与系统科学 2025-08-12 Hanxue Gu , Yaqian Chen , Nicholas Konz , Qihang Li , Maciej A. Mazurowski