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Related papers: Domain Adaptation without Source Data

200 papers

Source-free domain adaptation (SFDA), which involves adapting models without access to source data, is both demanding and challenging. Existing SFDA techniques typically rely on pseudo-labels generated from confidence levels, leading to…

Computer Vision and Pattern Recognition · Computer Science 2025-04-24 Xinru Meng , Han Sun , Jiamei Liu , Ningzhong Liu , Huiyu Zhou

Domain adaptation aims to leverage a label-rich domain (the source domain) to help model learning in a label-scarce domain (the target domain). Most domain adaptation methods require the co-existence of source and target domain samples to…

Computer Vision and Pattern Recognition · Computer Science 2021-03-29 Jiayi Tian , Jing Zhang , Wen Li , Dong Xu

Unsupervised domain adaptation (DA) has gained substantial interest in semantic segmentation. However, almost all prior arts assume concurrent access to both labeled source and unlabeled target, making them unsuitable for scenarios…

Computer Vision and Pattern Recognition · Computer Science 2022-05-13 Jogendra Nath Kundu , Akshay Kulkarni , Amit Singh , Varun Jampani , R. Venkatesh Babu

Source-Free Domain Adaptation (SFDA) aims to solve the domain adaptation problem by transferring the knowledge learned from a pre-trained source model to an unseen target domain. Most existing methods assign pseudo-labels to the target data…

Computer Vision and Pattern Recognition · Computer Science 2022-10-17 Xinyu Guan , Han Sun , Ningzhong Liu , Huiyu Zhou

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

Domain adaptation typically requires to access source domain data to utilize their distribution information for domain alignment with the target data. However, in many real-world scenarios, the source data may not be accessible during the…

Image and Video Processing · Electrical Eng. & Systems 2021-09-22 Cheng Chen , Quande Liu , Yueming Jin , Qi Dou , Pheng-Ann Heng

Domain adaptation is the supervised learning setting in which the training and test data are sampled from different distributions: training data is sampled from a source domain, whilst test data is sampled from a target domain. This paper…

Machine Learning · Statistics 2016-10-21 Wouter M. Kouw , Jesse H. Krijthe , Marco Loog , Laurens J. P. van der Maaten

Source-free domain adaptation (SFDA) aims to transfer knowledge learned from a source domain to an unlabeled target domain, where the source data is unavailable during adaptation. Existing approaches for SFDA focus on self-training usually…

Computer Vision and Pattern Recognition · Computer Science 2022-12-08 Idit Diamant , Roy H. Jennings , Oranit Dror , Hai Victor Habi , Arnon Netzer

Source-Free Domain Adaptation (SFDA) seeks to adapt a source model, which is pre-trained on a supervised source domain, for a target domain, with only access to unlabeled target training data. Relying on pseudo labeling and/or auxiliary…

Computer Vision and Pattern Recognition · Computer Science 2026-04-21 Song Tang , Yunxiang Bai , Wenxin Su , Mao Ye , Jianwei Zhang , Xiatian Zhu

There is a strong incentive to develop versatile learning techniques that can transfer the knowledge of class-separability from a labeled source domain to an unlabeled target domain in the presence of a domain-shift. Existing domain…

Computer Vision and Pattern Recognition · Computer Science 2020-04-10 Jogendra Nath Kundu , Naveen Venkat , Rahul M , R. Venkatesh Babu

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

Most previous unsupervised domain adaptation (UDA) methods for question answering(QA) require access to source domain data while fine-tuning the model for the target domain. Source domain data may, however, contain sensitive information and…

Computation and Language · Computer Science 2024-12-13 M. Yin , B. Wang , Y. Dong , C. Ling

The issue of source-free time-series domain adaptations still gains scarce research attentions. On the other hand, existing approaches rely solely on time-domain features ignoring frequency components providing complementary information.…

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

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…

Computer Vision and Pattern Recognition · Computer Science 2023-03-14 Vibashan VS , Jeya Maria Jose Valanarasu , Vishal M. Patel

In this paper, we investigate a challenging unsupervised domain adaptation setting -- unsupervised model adaptation. We aim to explore how to rely only on unlabeled target data to improve performance of an existing source prediction model…

Computer Vision and Pattern Recognition · Computer Science 2025-02-27 Rui Li , Qianfen Jiao , Wenming Cao , Hau-San Wong , Si Wu

We address the source-free domain adaptation (SFDA) problem, where only the source model is available during adaptation to the target domain. We consider two settings: the offline setting where all target data can be visited multiple times…

Computer Vision and Pattern Recognition · Computer Science 2023-06-13 Shiqi Yang , Yaxing Wang , Joost van de Weijer , Luis Herranz , Shangling Jui

Standard Unsupervised Domain Adaptation (UDA) aims to transfer knowledge from a labeled source domain to an unlabeled target but usually requires simultaneous access to both source and target data. Moreover, UDA approaches commonly assume…

Computer Vision and Pattern Recognition · Computer Science 2024-04-17 Mattia Litrico , Davide Talon , Sebastiano Battiato , Alessio Del Bue , Mario Valerio Giuffrida , Pietro Morerio

Given multiple source datasets with labels, how can we train a target model with no labeled data? Multi-source domain adaptation (MSDA) aims to train a model using multiple source datasets different from a target dataset in the absence of…

Machine Learning · Computer Science 2020-10-01 Seongmin Lee , Hyunsik Jeon , U Kang

We investigate a practical domain adaptation task, called source-free domain adaptation (SFUDA), where the source-pretrained model is adapted to the target domain without access to the source data. Existing techniques mainly leverage…

Computer Vision and Pattern Recognition · Computer Science 2022-11-15 Ziyi Zhang , Weikai Chen , Hui Cheng , Zhen Li , Siyuan Li , Liang Lin , Guanbin Li