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Current state-of-the-art object detectors can have significant performance drop when deployed in the wild due to domain gaps with training data. Unsupervised Domain Adaptation (UDA) is a promising approach to adapt models for new…

Computer Vision and Pattern Recognition · Computer Science 2021-08-06 Fuxun Yu , Di Wang , Yinpeng Chen , Nikolaos Karianakis , Tong Shen , Pei Yu , Dimitrios Lymberopoulos , Sidi Lu , Weisong Shi , Xiang Chen

We develop an algorithm for adapting a semantic segmentation model that is trained using a labeled source domain to generalize well in an unlabeled target domain. A similar problem has been studied extensively in the unsupervised domain…

Machine Learning · Computer Science 2021-01-12 Serban Stan , Mohammad Rostami

Unsupervised domain adaptation enables to alleviate the need for pixel-wise annotation in the semantic segmentation. One of the most common strategies is to translate images from the source domain to the target domain and then align their…

Computer Vision and Pattern Recognition · Computer Science 2020-08-25 Jinyu Yang , Weizhi An , Sheng Wang , Xinliang Zhu , Chaochao Yan , Junzhou Huang

Domain adaptation is an important task to enable learning when labels are scarce. While most works focus only on the image modality, there are many important multi-modal datasets. In order to leverage multi-modality for domain adaptation,…

Computer Vision and Pattern Recognition · Computer Science 2022-06-23 Maximilian Jaritz , Tuan-Hung Vu , Raoul de Charette , Émilie Wirbel , Patrick Pérez

In real applications, object detectors based on deep networks still face challenges of the large domain gap between the labeled training data and unlabeled testing data. To reduce the gap, recent techniques are proposed by aligning the…

Computer Vision and Pattern Recognition · Computer Science 2020-07-07 Sanli Tang , Zhanzhan Cheng , Shiliang Pu , Dashan Guo , Yi Niu , Fei Wu

Unsupervised Domain Adaptation (UDA) aims at improving the generalization capability of a model trained on a source domain to perform well on a target domain for which no labeled data is available. In this paper, we consider the semantic…

Computer Vision and Pattern Recognition · Computer Science 2020-04-28 Teo Spadotto , Marco Toldo , Umberto Michieli , Pietro Zanuttigh

This paper studies a new, practical but challenging problem, called Class-Incremental Unsupervised Domain Adaptation (CI-UDA), where the labeled source domain contains all classes, but the classes in the unlabeled target domain increase…

Computer Vision and Pattern Recognition · Computer Science 2022-08-01 Hongbin Lin , Yifan Zhang , Zhen Qiu , Shuaicheng Niu , Chuang Gan , Yanxia Liu , Mingkui Tan

Unsupervised domain adaptation aims to learn a model of classifier for unlabeled samples on the target domain, given training data of labeled samples on the source domain. Impressive progress is made recently by learning invariant features…

Computer Vision and Pattern Recognition · Computer Science 2019-07-04 Yabin Zhang , Hui Tang , Kui Jia , Mingkui Tan

Unsupervised domain adaptation aims at transferring knowledge from the labeled source domain to the unlabeled target domain. Previous adversarial domain adaptation methods mostly adopt the discriminator with binary or $K$-dimensional output…

Machine Learning · Computer Science 2020-01-03 Yuntao Du , Zhiwen Tan , Qian Chen , Xiaowen Zhang , Yirong Yao , Chongjun Wang

Unsupervised Domain Adaptation (DA) is used to automatize the task of labeling data: an unlabeled dataset (target) is annotated using a labeled dataset (source) from a related domain. We cast domain adaptation as the problem of finding…

Machine Learning · Statistics 2018-03-22 Twan van Laarhoven , Elena Marchiori

Deep learning methods have shown promise in unsupervised domain adaptation, which aims to leverage a labeled source domain to learn a classifier for the unlabeled target domain with a different distribution. However, such methods typically…

Computer Vision and Pattern Recognition · Computer Science 2019-10-10 Zhijie Deng , Yucen Luo , Jun Zhu

Unsupervised Domain Adaptation (UDA) aims to learn a predictor model for an unlabeled domain by transferring knowledge from a separate labeled source domain. However, most of these conventional UDA approaches make the strong assumption of…

Machine Learning · Computer Science 2021-04-06 Sk Miraj Ahmed , Dripta S. Raychaudhuri , Sujoy Paul , Samet Oymak , Amit K. Roy-Chowdhury

Domain adaptation (DA) is transfer learning which aims to learn an effective predictor on target data from source data despite data distribution mismatch between source and target. We present in this paper a novel unsupervised DA method for…

Computer Vision and Pattern Recognition · Computer Science 2018-02-23 Lingkun Luo , Liming Chen , Ying lu , Shiqiang Hu

Domain Adaptation (DA) aims to generalize the classifier learned from the source domain to the target domain. Existing DA methods usually assume that rich labels could be available in the source domain. However, there are usually a large…

Computer Vision and Pattern Recognition · Computer Science 2020-05-11 Wei Wang , Zhihui Wang , Yuankai Xiang , Jing Sun , Haojie Li , Fuming Sun , Zhengming Ding

Unsupervised multi-domain adaptation plays a key role in transfer learning by leveraging acquired rich source information from multiple source domains to solve target task from an unlabeled target domain. However, multiple source domains…

Machine Learning · Computer Science 2025-12-18 Keqiuyin Li , Jie Lu , Hua Zuo , Guangquan Zhang

Domain adaptation helps transfer the knowledge gained from a labeled source domain to an unlabeled target domain. During the past few years, different domain adaptation techniques have been published. One common flaw of these approaches is…

Machine Learning · Computer Science 2020-12-25 Mohammad J. Hashemi , Eric Keller

Domain adaptation targets at knowledge acquisition and dissemination from a labeled source domain to an unlabeled target domain under distribution shift. Still, the common requirement of identical class space shared across domains hinders…

Machine Learning · Computer Science 2022-03-16 Zhangjie Cao , Kaichao You , Ziyang Zhang , Jianmin Wang , Mingsheng Long

Cross-modal data matching refers to retrieval of data from one modality, when given a query from another modality. In general, supervised algorithms achieve better retrieval performance compared to their unsupervised counterpart, as they…

Computer Vision and Pattern Recognition · Computer Science 2019-05-28 Devraj Mandal , Pramod Rao , Soma Biswas

In conventional domain adaptation, a critical assumption is that there exists a fully labeled domain (source) that contains the same label space as another unlabeled or scarcely labeled domain (target). However, in the real world, there…

Machine Learning · Computer Science 2019-05-01 Shuhan Tan , Jiening Jiao , Wei-Shi Zheng

Unsupervised domain adaptation (UDA) aims to transfer knowledge learned from a fully-labeled source domain to a different unlabeled target domain. Most existing UDA methods learn domain-invariant feature representations by minimizing…

Computer Vision and Pattern Recognition · Computer Science 2022-05-10 Rui Wang , Zuxuan Wu , Zejia Weng , Jingjing Chen , Guo-Jun Qi , Yu-Gang Jiang