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Related papers: Source-Free Domain Adaptation with Temporal Imputa…

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Source-free domain adaptation (SFDA) is compelling because it allows adapting an off-the-shelf model to a new domain using only unlabelled data. In this work, we apply existing SFDA techniques to a challenging set of naturally-occurring…

Machine Learning · Computer Science 2023-06-27 Malik Boudiaf , Tom Denton , Bart van Merriënboer , Vincent Dumoulin , Eleni Triantafillou

Source-free domain adaptation (SFDA) has been exploited for cross-domain bearing fault diagnosis without access to source data. Current methods select partial target samples with reliable pseudo-labels for model adaptation, which is…

Machine Learning · Computer Science 2025-03-13 Wenyi Wu , Hao Zhang , Zhisen Wei , Xiao-Yuan Jing , Qinghua Zhang , Songsong Wu

Multi-source Domain Adaptation (MDA) aims to transfer predictive models from multiple, fully-labeled source domains to an unlabeled target domain. However, in many applications, relevant labeled source datasets may not be available, and…

Computer Vision and Pattern Recognition · Computer Science 2021-09-28 Xiangyu Yue , Zangwei Zheng , Colorado Reed , Hari Prasanna Das , Kurt Keutzer , Alberto Sangiovanni Vincentelli

In this paper, we study the task of source-free domain adaptation (SFDA), where the source data are not available during target adaptation. Previous works on SFDA mainly focus on aligning the cross-domain distributions. However, they ignore…

Computer Vision and Pattern Recognition · Computer Science 2021-06-01 Guanglei Yang , Hao Tang , Zhun Zhong , Mingli Ding , Ling Shao , Nicu Sebe , Elisa Ricci

Domain adaptation (DA) has drawn high interest for its capacity to adapt a model trained on labeled source data to perform well on unlabeled or weakly labeled target data from a different domain. Most common DA techniques require concurrent…

Computer Vision and Pattern Recognition · Computer Science 2022-05-18 Mathilde Bateson , Hoel Kervadec , Jose Dolz , Hervé Lombaert , Ismail Ben Ayed

Source-free Domain Adaptation (SFDA) aims to adapt a pre-trained source model to the unlabeled target domain without accessing the well-labeled source data, which is a much more practical setting due to the data privacy, security, and…

Computer Vision and Pattern Recognition · Computer Science 2022-07-19 Sanqing Qu , Guang Chen , Jing Zhang , Zhijun Li , Wei He , Dacheng Tao

We tackle the challenging problem of source-free unsupervised domain adaptation (SFUDA) for 3D semantic segmentation. It amounts to performing domain adaptation on an unlabeled target domain without any access to source data; the available…

Computer Vision and Pattern Recognition · Computer Science 2024-09-09 Björn Michele , Alexandre Boulch , Tuan-Hung Vu , Gilles Puy , Renaud Marlet , Nicolas Courty

Distribution shifts widely exist in medical images acquired from different medical centres, hindering the deployment of semantic segmentation models trained on one centre (source domain) to another (target domain). While unsupervised domain…

Computer Vision and Pattern Recognition · Computer Science 2024-12-17 Ziyang Chen , Yiwen Ye , Yongsheng Pan , Jingfeng Zhang , Yanning Zhang , Yong Xia

Unsupervised domain adaptation (UDA) via deep learning has attracted appealing attention for tackling domain-shift problems caused by distribution discrepancy across different domains. Existing UDA approaches highly depend on the…

Computer Vision and Pattern Recognition · Computer Science 2023-01-10 Yuqi Fang , Pew-Thian Yap , Weili Lin , Hongtu Zhu , Mingxia Liu

Existing Source-free Unsupervised Domain Adaptation (SUDA) approaches inherently exhibit catastrophic forgetting. Typically, models trained on a labeled source domain and adapted to unlabeled target data improve performance on the target…

Computer Vision and Pattern Recognition · Computer Science 2023-04-18 Waqar Ahmed , Pietro Morerio , Vittorio Murino

Domain adaptive object detection aims to leverage the knowledge learned from a labeled source domain to improve the performance on an unlabeled target domain. Prior works typically require the access to the source domain data for…

Computer Vision and Pattern Recognition · Computer Science 2023-06-08 Han Sun , Rui Gong , Konrad Schindler , Luc Van Gool

Source-free domain adaptation (SFDA) aims to address the challenge of adapting to a target domain without accessing the source domain directly. However, due to the inaccessibility of source domain data, deterministic invariable features…

Computer Vision and Pattern Recognition · Computer Science 2025-10-03 Renrong Shao , Wei Zhang , Kangyang Luo , Qin Li , and Jun Wang

Source free domain adaptation (SFDA) aims to transfer a trained source model to the unlabeled target domain without accessing the source data. However, the SFDA setting faces an effect bottleneck due to the absence of source data and target…

Machine Learning · Computer Science 2022-05-24 Fan Wang , Zhongyi Han , Zhiyan Zhang , Yilong Yin

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

Adapting a deep learning model to a specific target individual is a challenging facial expression recognition (FER) task that may be achieved using unsupervised domain adaptation (UDA) methods. Although several UDA methods have been…

Computer Vision and Pattern Recognition · Computer Science 2024-04-30 Muhammad Osama Zeeshan , Muhammad Haseeb Aslam , Soufiane Belharbi , Alessandro Lameiras Koerich , Marco Pedersoli , Simon Bacon , Eric Granger

Domain adaptation is challenging for time series classification due to the highly dynamic nature. This study tackles the most difficult subtask when both target labels and source data are inaccessible, namely, source-free domain adaptation.…

Machine Learning · Computer Science 2025-04-22 Hankang Sun , Guiming Li , Su Yang , Baoqi Li

Domain adaptation (DA) or domain generalization (DG) for face presentation attack detection (PAD) has attracted attention recently with its robustness against unseen attack scenarios. Existing DA/DG-based PAD methods, however, have not yet…

Computer Vision and Pattern Recognition · Computer Science 2022-06-22 Young-Eun Kim , Woo-Jeoung Nam , Kyungseo Min , Seong-Whan Lee

In this paper, we investigate Source-free Open-partial Domain Adaptation (SF-OPDA), which addresses the situation where there exist both domain and category shifts between source and target domains. Under the SF-OPDA setting, which aims to…

Computer Vision and Pattern Recognition · Computer Science 2023-01-12 Shiqi Yang , Yaxing Wang , Kai Wang , Shangling Jui , Joost van de Weijer

To represent the biological variability of clinical neuroimaging populations, it is vital to be able to combine data across scanners and studies. However, different MRI scanners produce images with different characteristics, resulting in a…

Computer Vision and Pattern Recognition · Computer Science 2023-03-29 Nicola K Dinsdale , Mark Jenkinson , Ana IL Namburete

Facial expression recognition (FER) models are widely used in video-based affective computing applications, such as human-computer interaction and healthcare monitoring. However, deep FER models often struggle with subtle expressions and…