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Related papers: Source Free Unsupervised Graph Domain Adaptation

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We explore the node classification task in the context of graph domain adaptation, which uses both source and target graph structures along with source labels to enhance the generalization capabilities of Graph Neural Networks (GNNs) on…

Machine Learning · Computer Science 2025-12-15 Haiyang Yu , Meng-Chieh Lee , Xiang song , Qi Zhu , Christos Faloutsos

Graph Domain Adaptation (GDA) transfers knowledge from labeled source graphs to unlabeled target graphs, addressing the challenge of label scarcity. In this paper, we highlight the significance of graph homophily, a pivotal factor for graph…

Social and Information Networks · Computer Science 2025-06-03 Ruiyi Fang , Bingheng Li , Jingyu Zhao , Ruizhi Pu , Qiuhao Zeng , Gezheng Xu , Charles Ling , Boyu Wang

Recent deep networks have achieved good performance on a variety of 3d points classification tasks. However, these models often face challenges in "wild tasks".There are considerable differences between the labeled training/source data…

Computer Vision and Pattern Recognition · Computer Science 2021-05-11 Junxuan Huang , Junsong Yuan , Chunming Qiao

Deep learning models are sensitive to domain shift phenomena. A model trained on images from one domain cannot generalise well when tested on images from a different domain, despite capturing similar anatomical structures. It is mainly…

Computer Vision and Pattern Recognition · Computer Science 2021-03-16 Sulaiman Vesal , Mingxuan Gu , Ronak Kosti , Andreas Maier , Nishant Ravikumar

From a service perspective, Multi-Source Domain Adaptation (MSDA) is a promising scenario to adapt a deployed model to a client's dataset. It can provide adaptation without a target label and support the case where a source dataset is…

Machine Learning · Computer Science 2023-07-07 Eunju Yang , Gyusang Cho , Chan-Hyun Youn

Semi-Supervised Domain Adaptation (SSDA) is a recently emerging research topic that extends from the widely-investigated Unsupervised Domain Adaptation (UDA) by further having a few target samples labeled, i.e., the model is trained with…

Computer Vision and Pattern Recognition · Computer Science 2023-04-24 mengqun Jin , Kai Li , Shuyan Li , Chunming He , Xiu Li

Unsupervised domain adaptation (UDA) has successfully addressed the domain shift problem for visual applications. Yet, these approaches may have limited performance for time series data due to the following reasons. First, they mainly rely…

Machine Learning · Computer Science 2022-07-19 Mohamed Ragab , Emadeldeen Eldele , Zhenghua Chen , Min Wu , Chee-Keong Kwoh , Xiaoli Li

Recently, source-free unsupervised domain adaptation (SFUDA) has emerged as a more practical and feasible approach compared to unsupervised domain adaptation (UDA) which assumes that labeled source data are always accessible. However,…

Computer Vision and Pattern Recognition · Computer Science 2023-04-25 Suho Lee , Seungwon Seo , Jihyo Kim , Yejin Lee , Sangheum Hwang

Source-free domain adaptation (SFDA) is a challenging problem in object detection, where a pre-trained source model is adapted to a new target domain without using any source domain data for privacy and efficiency reasons. Most…

Computer Vision and Pattern Recognition · Computer Science 2024-09-26 Simon Varailhon , Masih Aminbeidokhti , Marco Pedersoli , Eric Granger

Unsupervised domain adaptation (UDA) has been a vital protocol for migrating information learned from a labeled source domain to facilitate the implementation in an unlabeled heterogeneous target domain. Although UDA is typically jointly…

Computer Vision and Pattern Recognition · Computer Science 2022-09-19 Xiaofeng Liu , Fangxu Xing , Georges El Fakhri , Jonghye Woo

Semantic segmentation networks, which are essential for robotic perception, often suffer from performance degradation when the visual distribution of the deployment environment differs from that of the source dataset on which they were…

Robotics · Computer Science 2026-02-17 Michele Antonazzi , Lorenzo Signorelli , Matteo Luperto , Nicola Basilico

Open Set Domain Adaptation (OSDA) aims to adapt a model trained on a source domain to a target domain that undergoes distribution shift and contains samples from novel classes outside the source domain. Source-free OSDA (SF-OSDA) techniques…

Computer Vision and Pattern Recognition · Computer Science 2023-12-08 Chowdhury Sadman Jahan , Andreas Savakis

Source-free domain adaptation (SFDA) aims to adapt a source model trained on a fully-labeled source domain to an unlabeled target domain. Large-data pre-trained networks are used to initialize source models during source training, and…

Computer Vision and Pattern Recognition · Computer Science 2023-08-28 Wenyu Zhang , Li Shen , Chuan-Sheng Foo

Unsupervised Domain Adaptation (UDA) can effectively address domain gap issues in real-world image Super-Resolution (SR) by accessing both the source and target data. Considering privacy policies or transmission restrictions of source data…

Computer Vision and Pattern Recognition · Computer Science 2024-03-21 Yuang Ai , Xiaoqiang Zhou , Huaibo Huang , Lei Zhang , Ran He

Unsupervised open-set domain adaptation (UODA) is a realistic problem where unlabeled target data contain unknown classes. Prior methods rely on the coexistence of both source and target domain data to perform domain alignment, which…

Computer Vision and Pattern Recognition · Computer Science 2021-09-08 Zeyu Feng , Chang Xu , Dacheng Tao

The increasing adaptation of vision models across domains, such as satellite imagery and medical scans, has raised an emerging privacy risk: models may inadvertently retain and leak sensitive source-domain specific information in the target…

Computer Vision and Pattern Recognition · Computer Science 2026-04-10 Arnav Devalapally , Poornima Jain , Kartik Srinivas , Vineeth N. Balasubramanian

Traditional machine learning algorithms assume that the training and test data have the same distribution, while this assumption does not necessarily hold in real applications. Domain adaptation methods take into account the deviations in…

Machine Learning · Statistics 2019-02-26 Elif Vural

Despite the success of Graph Neural Networks (GNNs) on various applications, GNNs encounter significant performance degradation when the amount of supervision signals, i.e., number of labeled nodes, is limited, which is expected as GNNs are…

Machine Learning · Computer Science 2022-04-29 Junseok Lee , Yunhak Oh , Yeonjun In , Namkyeong Lee , Dongmin Hyun , Chanyoung Park

Unsupervised domain adaptation (UDA) aims to transfer knowledge learned from a labeled source domain to an unlabeled and unseen target domain, which is usually trained on data from both domains. Access to the source domain data at the…

Computer Vision and Pattern Recognition · Computer Science 2021-06-24 Xiaofeng Liu , Fangxu Xing , Chao Yang , Georges El Fakhri , Jonghye Woo

Source-Free Domain Adaptation (SFDA) tackles the problem of adapting a pre-trained source model to an unlabeled target domain without accessing any source data, which is quite suitable for the field of data security. Although recent…

Computer Vision and Pattern Recognition · Computer Science 2026-02-10 Shanshan Wang , Ziying Feng , Xiaozheng Shen , Xun Yang , Pichao Wang , Zhenwei He , Xingyi Zhang