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Unsupervised Domain Adaptation (UDA) aims to transfer the knowledge from the labeled source domain to the unlabeled target domain in the presence of dataset shift. Most existing methods cannot address the domain alignment and class…

机器学习 · 计算机科学 2021-12-22 You-Wei Luo , Chuan-Xian Ren , Zi-Ying Chen

Unsupervised domain adaptation (UDA) for semantic segmentation is a promising task freeing people from heavy annotation work. However, domain discrepancies in low-level image statistics and high-level contexts compromise the segmentation…

计算机视觉与模式识别 · 计算机科学 2023-01-04 Haoyu Ma , Xiangru Lin , Yizhou Yu

Unsupervised domain adaptation (UDA) aims to align the labelled source distribution with the unlabelled target distribution to obtain domain-invariant predictive models. Since cross-modality medical data exhibit significant intra and…

计算机视觉与模式识别 · 计算机科学 2024-02-26 Fengming Lin , Yan Xia , Michael MacRaild , Yash Deo , Haoran Dou , Qiongyao Liu , Kun Wu , Nishant Ravikumar , Alejandro F. Frangi

Unsupervised domain adaptation (UDA) aims to transfer and adapt knowledge from a labeled source domain to an unlabeled target domain. Traditionally, subspace-based methods form an important class of solutions to this problem. Despite their…

机器学习 · 计算机科学 2022-01-07 Kowshik Thopalli , Jayaraman J Thiagarajan , Rushil Anirudh , Pavan K Turaga

Medical image segmentation data inherently contain uncertainty. This can stem from both imperfect image quality and variability in labeling preferences on ambiguous pixels, which depend on annotator expertise and the clinical context of the…

图像与视频处理 · 电气工程与系统科学 2025-07-17 Jiayuan Zhu , Junde Wu , Cheng Ouyang , Konstantinos Kamnitsas , J. Alison Noble

Solving the domain shift problem during inference is essential in medical imaging, as most deep-learning based solutions suffer from it. In practice, domain shifts are tackled by performing Unsupervised Domain Adaptation (UDA), where a…

计算机视觉与模式识别 · 计算机科学 2023-03-14 Vibashan VS , Jeya Maria Jose Valanarasu , Vishal M. Patel

This paper presents a novel approach for unsupervised domain adaptation (UDA) targeting H&E stained histology images. Existing adversarial domain adaptation methods may not effectively align different domains of multimodal distributions…

计算机视觉与模式识别 · 计算机科学 2023-10-02 Ravi Kant Gupta , Shounak Das , Amit Sethi

This paper presents the first study on Unsupervised Domain Adaptation (UDA) for multimodal 3D panoptic segmentation (mm-3DPS), aiming to improve generalization under domain shifts commonly encountered in real-world autonomous driving. A…

计算机视觉与模式识别 · 计算机科学 2026-04-22 Yining Pan , Shijie Li , Yuchen Wu , Xulei Yang , Na Zhao

Robust cross-subject emotion recognition from multimodal physiological signals remains a challenging problem, primarily due to modality heterogeneity and inter-subject distribution shift. To tackle these challenges, we propose a novel…

多媒体 · 计算机科学 2026-01-30 Jiahao Tang , Youjun Li , Yangxuan Zheng , Xiangting Fan , Siyuan Lu , Nuo Zhang , Zi-Gang Huang

Unsupervised Domain Adaptation (UDA) is essential for enabling semantic segmentation in new domains without requiring costly pixel-wise annotations. State-of-the-art (SOTA) UDA methods primarily use self-training with architecturally…

计算机视觉与模式识别 · 计算机科学 2025-04-15 Beomseok Kang , Niluthpol Chowdhury Mithun , Abhinav Rajvanshi , Han-Pang Chiu , Supun Samarasekera

We address the Unsupervised Domain Adaptation (UDA) problem in image classification from a new perspective. In contrast to most existing works which either align the data distributions or learn domain-invariant features, we directly learn a…

计算机视觉与模式识别 · 计算机科学 2020-12-03 Qian Wang , Fanlin Meng , Toby P. Breckon

Unsupervised Domain Adaptation (UDA) aims to adapt a model trained on a labeled source domain to an unlabeled target domain by addressing the domain shift. Existing Unsupervised Domain Adaptation (UDA) methods often fall short in fully…

计算机视觉与模式识别 · 计算机科学 2024-10-11 Junzhou Chen , Xuan Wen , Ronghui Zhang , Bingtao Ren , Di Wu , Zhigang Xu , Danwei Wang

Unsupervised domain adaptation (UDA) is a pivotal form in machine learning to extend the in-domain model to the distinctive target domains where the data distributions differ. Most prior works focus on capturing the inter-domain…

计算机视觉与模式识别 · 计算机科学 2023-10-30 Zhiqing Xiao , Haobo Wang , Ying Jin , Lei Feng , Gang Chen , Fei Huang , Junbo Zhao

Automatic tissue segmentation of fetal brain images is essential for the quantitative analysis of prenatal neurodevelopment. However, producing voxel-level annotations of fetal brain imaging is time-consuming and expensive. To reduce…

图像与视频处理 · 电气工程与系统科学 2023-10-24 Zihang Xu , Haifan Gong , Xiang Wan , Haofeng Li

Most prior unsupervised domain adaptation approaches for medical image segmentation are narrowly tailored to either the source-accessible setting, where adaptation is guided by source-target alignment, or the source-free setting, which…

计算机视觉与模式识别 · 计算机科学 2026-03-10 Xin Wang , Yin Guo , Jiamin Xia , Kaiyu Zhang , Niranjan Balu , Mahmud Mossa-Basha , Linda Shapiro , Chun Yuan

Deep learning based medical image diagnosis has shown great potential in clinical medicine. However, it often suffers two major difficulties in practice: 1) only limited labeled samples are available due to expensive annotation costs over…

机器学习 · 计算机科学 2019-11-19 Yifan Zhang , Ying Wei , Peilin Zhao , Shuaicheng Niu , Qingyao Wu , Mingkui Tan , Junzhou Huang

Endeavors have been recently made to transfer knowledge from the labeled pinhole image domain to the unlabeled panoramic image domain via Unsupervised Domain Adaptation (UDA). The aim is to tackle the domain gaps caused by the style…

计算机视觉与模式识别 · 计算机科学 2023-08-11 Xu Zheng , Tianbo Pan , Yunhao Luo , Lin Wang

Learning to estimate object pose often requires ground-truth (GT) labels, such as CAD model and absolute-scale object pose, which is expensive and laborious to obtain in the real world. To tackle this problem, we propose an unsupervised…

计算机视觉与模式识别 · 计算机科学 2022-04-07 Taeyeop Lee , Byeong-Uk Lee , Inkyu Shin , Jaesung Choe , Ukcheol Shin , In So Kweon , Kuk-Jin Yoon

Echocardiogram video segmentation plays an important role in cardiac disease diagnosis. This paper studies the unsupervised domain adaption (UDA) for echocardiogram video segmentation, where the goal is to generalize the model trained on…

计算机视觉与模式识别 · 计算机科学 2023-09-21 Jiewen Yang , Xinpeng Ding , Ziyang Zheng , Xiaowei Xu , Xiaomeng Li

Domain adaptation is crucial for transferring the knowledge from the source labeled CT dataset to the target unlabeled MR dataset in abdominal multi-organ segmentation. Meanwhile, it is highly desirable to avoid the high annotation cost…

计算机视觉与模式识别 · 计算机科学 2022-05-31 Jin Hong , Yu-Dong Zhang , Weitian Chen