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Domain generalization (DG) focuses on transferring domain-invariant knowledge from multiple source domains (available at train time) to an, a priori, unseen target domain(s). This requires a class to be expressed in multiple domains for the…

Machine Learning · Computer Science 2023-06-02 Kimathi Kaai , Saad Hossain , Sirisha Rambhatla

Domain generalization involves learning a classifier from a heterogeneous collection of training sources such that it generalizes to data drawn from similar unknown target domains, with applications in large-scale learning and personalized…

Machine Learning · Computer Science 2021-12-24 Xavier Thomas , Dhruv Mahajan , Alex Pentland , Abhimanyu Dubey

Domain adaptation seeks to leverage the abundant label information in a source domain to improve classification performance in a target domain with limited labels. While the field has seen extensive methodological development, its…

Machine Learning · Statistics 2025-07-31 Elif Vural , Huseyin Karaca

Generalization to out-of-distribution (OOD) data is a capability natural to humans yet challenging for machines to reproduce. This is because most learning algorithms strongly rely on the i.i.d.~assumption on source/target data, which is…

Machine Learning · Computer Science 2022-08-15 Kaiyang Zhou , Ziwei Liu , Yu Qiao , Tao Xiang , Chen Change Loy

Domain generalization (DG) aims to learn a generalized model to an unseen target domain using only limited source domains. Previous attempts to DG fail to learn domain-invariant representations only from the source domains due to the…

Machine Learning · Computer Science 2022-07-25 Junbum Cha , Kyungjae Lee , Sungrae Park , Sanghyuk Chun

In the field of object detection, domain generalisation (DG) aims to ensure robust performance across diverse and unseen target domains by learning the robust domain-invariant features corresponding to the objects of interest across…

Computer Vision and Pattern Recognition · Computer Science 2024-08-06 Shuvam Jena , Sushmetha Sumathi Rajendran , Karthik Seemakurthy , Sasithradevi A , Vijayalakshmi M , Prakash Poornachari

The distribution shifts between training and test data typically undermine the performance of models. In recent years, lots of work pays attention to domain generalization (DG) where distribution shifts exist, and target data are unseen.…

Machine Learning · Computer Science 2024-01-05 Wang Lu , Jindong Wang , Yidong Wang , Xing Xie

Domain generalization (DG) tends to alleviate the poor generalization capability of deep neural networks by learning model with multiple source domains. A classical solution to DG is domain augmentation, the common belief of which is that…

Computer Vision and Pattern Recognition · Computer Science 2023-03-24 Fangrui Lv , Jian Liang , Shuang Li , Jinming Zhang , Di Liu

Domain Generalization (DG) aims to learn models whose performance remains high on unseen domains encountered at test-time by using data from multiple related source domains. Many existing DG algorithms reduce the divergence between source…

Machine Learning · Computer Science 2022-06-27 Akshay Mehra , Bhavya Kailkhura , Pin-Yu Chen , Jihun Hamm

Due to domain shift, deep neural networks (DNNs) usually fail to generalize well on unknown test data in practice. Domain generalization (DG) aims to overcome this issue by capturing domain-invariant representations from source domains.…

Machine Learning · Computer Science 2022-11-10 Feng Hou , Yao Zhang , Yang Liu , Jin Yuan , Cheng Zhong , Yang Zhang , Zhongchao Shi , Jianping Fan , Zhiqiang He

Domain generalization (DG) aims to help models trained on a set of source domains generalize better on unseen target domains. The performances of current DG methods largely rely on sufficient labeled data, which are usually costly or…

Computer Vision and Pattern Recognition · Computer Science 2022-04-13 Xingxuan Zhang , Linjun Zhou , Renzhe Xu , Peng Cui , Zheyan Shen , Haoxin Liu

Unsupervised domain adaptation (UDA) and domain generalization (DG) enable machine learning models trained on a source domain to perform well on unlabeled or even unseen target domains. As previous UDA&DG semantic segmentation methods are…

Computer Vision and Pattern Recognition · Computer Science 2023-09-28 Lukas Hoyer , Dengxin Dai , Luc Van Gool

Domain generalization approaches aim to learn a domain invariant prediction model for unknown target domains from multiple training source domains with different distributions. Significant efforts have recently been committed to broad…

Computer Vision and Pattern Recognition · Computer Science 2021-08-23 Mohammad Mahfujur Rahman , Clinton Fookes , Sridha Sridharan

In search of robust and generalizable machine learning models, Domain Generalization (DG) has gained significant traction during the past few years. The goal in DG is to produce models which continue to perform well when presented with data…

Computer Vision and Pattern Recognition · Computer Science 2023-12-05 Aristotelis Ballas , Christos Diou

A long standing problem in visual object categorization is the ability of algorithms to generalize across different testing conditions. The problem has been formalized as a covariate shift among the probability distributions generating the…

Computer Vision and Pattern Recognition · Computer Science 2018-06-18 Massimiliano Mancini , Samuel Rota Bulò , Barbara Caputo , Elisa Ricci

Domain generalization (DG) aims to train a model to perform well in unseen domains under different distributions. This paper considers a more realistic yet more challenging scenario,namely Single Domain Generalization (Single-DG), where…

Computer Vision and Pattern Recognition · Computer Science 2022-12-05 Jiajin Zhang , Hanqing Chao , Amit Dhurandhar , Pin-Yu Chen , Ali Tajer , Yangyang Xu , Pingkun Yan

Deep Neural Networks (DNNs) suffer from domain shift when the test dataset follows a distribution different from the training dataset. Domain generalization aims to tackle this issue by learning a model that can generalize to unseen…

Computer Vision and Pattern Recognition · Computer Science 2022-12-15 Yu Ding , Lei Wang , Bin Liang , Shuming Liang , Yang Wang , Fang Chen

Domain Generalization (DG) aims to train models that can generalize to unseen testing domains by leveraging data from multiple training domains. However, traditional DG methods rely on the availability of multiple diverse training domains,…

Machine Learning · Computer Science 2025-03-11 Hao Yan , Marzi Heidari , Yuhong Guo

Domain generalization (DG) aims to learn models that perform well on unseen target domains by training on multiple source domains. Sharpness-Aware Minimization (SAM), known for finding flat minima that improve generalization, has therefore…

Machine Learning · Statistics 2025-07-01 Youngjun Song , Youngsik Hwang , Jonghun Lee , Heechang Lee , Dong-Young Lim

Unsupervised domain adaption aims to learn a powerful classifier for the target domain given a labeled source data set and an unlabeled target data set. To alleviate the effect of `domain shift', the major challenge in domain adaptation,…

Computer Vision and Pattern Recognition · Computer Science 2018-12-03 Yexun Zhang , Ya Zhang , Yanfeng Wang , Qi Tian