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Estimation of density functions supported on general domains arises when the data is naturally restricted to a proper subset of the real space. This problem is complicated by typically intractable normalizing constants. Score matching…

Methodology · Statistics 2020-09-25 Shiqing Yu , Mathias Drton , Ali Shojaie

Developing predictive models that perform reliably across diverse patient populations and heterogeneous environments is a core aim of medical research. However, generalization is only possible if the learned model is robust to statistical…

Although recent advances in machine learning have shown its success to learn from independent and identically distributed (IID) data, it is vulnerable to out-of-distribution (OOD) data in an open world. Domain generalization (DG) deals with…

Machine Learning · Computer Science 2024-05-14 Thai-Hoang Pham , Xueru Zhang , Ping Zhang

Domain generalization (DG) enables generalizing a learning machine from multiple seen source domains to an unseen target one. The general objective of DG methods is to learn semantic representations that are independent of domain labels,…

Computer Vision and Pattern Recognition · Computer Science 2022-10-17 Chaoqi Chen , Luyao Tang , Feng Liu , Gangming Zhao , Yue Huang , Yizhou Yu

In Domain Generalization (DG) tasks, models are trained by using only training data from the source domains to achieve generalization on an unseen target domain, this will suffer from the distribution shift problem. So it's important to…

Computer Vision and Pattern Recognition · Computer Science 2023-02-14 Cheng Dai , Yingqiao Lin , Fan Li , Xiyao Li , Donglin Xie

Domain generalization (DG) aims to incorporate knowledge from multiple source domains into a single model that could generalize well on unseen target domains. This problem is ubiquitous in practice since the distributions of the target data…

Machine Learning · Statistics 2019-07-26 Shoubo Hu , Kun Zhang , Zhitang Chen , Laiwan Chan

Machine learning models rely on various assumptions to attain high accuracy. One of the preliminary assumptions of these models is the independent and identical distribution, which suggests that the train and test data are sampled from the…

Machine Learning · Computer Science 2022-11-08 Paras Sheth , Raha Moraffah , K. Selçuk Candan , Adrienne Raglin , Huan Liu

The goal of domain generalization algorithms is to predict well on distributions different from those seen during training. While a myriad of domain generalization algorithms exist, inconsistencies in experimental conditions -- datasets,…

Machine Learning · Computer Science 2020-07-06 Ishaan Gulrajani , David Lopez-Paz

Domain generalization aims to learn a predictive model from multiple different but related source tasks that can generalize well to a target task without the need of accessing any target data. Existing domain generalization methods ignore…

Machine Learning · Computer Science 2022-06-08 William Wei Wang , Gezheng Xu , Ruizhi Pu , Jiaqi Li , Fan Zhou , Changjian Shui , Charles Ling , Christian Gagné , Boyu Wang

Learning domain-invariant semantic representations is crucial for achieving domain generalization (DG), where a model is required to perform well on unseen target domains. One critical challenge is that standard training often results in…

Computer Vision and Pattern Recognition · Computer Science 2024-03-14 Liang Chen , Yong Zhang , Yibing Song , Zhen Zhang , Lingqiao Liu

Domain generalization (DG) is proposed to deal with the issue of domain shift, which occurs when statistical differences exist between source and target domains. However, most current methods do not account for a common realistic scenario…

Computer Vision and Pattern Recognition · Computer Science 2023-08-21 Xiran Wang , Jian Zhang , Lei Qi , Yinghuan Shi

Domain generalization aims to apply knowledge gained from multiple labeled source domains to unseen target domains. The main difficulty comes from the dataset bias: training data and test data have different distributions, and the training…

Machine Learning · Computer Science 2018-07-24 Ya Li , Mingming Gong , Xinmei Tian , Tongliang Liu , Dacheng Tao

We introduce Domain-specific Masks for Generalization, a model for improving both in-domain and out-of-domain generalization performance. For domain generalization, the goal is to learn from a set of source domains to produce a single model…

Computer Vision and Pattern Recognition · Computer Science 2020-09-01 Prithvijit Chattopadhyay , Yogesh Balaji , Judy Hoffman

Domain generalization is a technique aimed at enabling models to maintain high accuracy when applied to new environments or datasets (unseen domains) that differ from the datasets used in training. Generally, the accuracy of models trained…

Computer Vision and Pattern Recognition · Computer Science 2026-04-09 Reiji Saito , Kazuhiro Hotta

Domain generalization is the problem of machine learning when the training data and the test data come from different data domains. We present a simple theoretical model of learning to generalize across domains in which there is a…

Machine Learning · Computer Science 2020-02-14 Vikas K. Garg , Adam Kalai , Katrina Ligett , Zhiwei Steven Wu

Though convolutional neural networks (CNNs) have demonstrated remarkable ability in learning discriminative features, they often generalize poorly to unseen domains. Domain generalization aims to address this problem by learning from a set…

Computer Vision and Pattern Recognition · Computer Science 2021-04-06 Kaiyang Zhou , Yongxin Yang , Yu Qiao , Tao Xiang

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) attempts to generalize a model trained on single or multiple source domains to the unseen target domain. Benefiting from the success of Visual-and-Language Pre-trained models in recent years, we argue that it is…

Computer Vision and Pattern Recognition · Computer Science 2023-08-22 Geng Liu , Yuxi Wang

In real-life applications, machine learning models often face scenarios where there is a change in data distribution between training and test domains. When the aim is to make predictions on distributions different from those seen at…

Machine Learning · Computer Science 2021-11-04 Lucas Mansilla , Rodrigo Echeveste , Diego H. Milone , Enzo Ferrante

Domain generalization (DG) aims to learn predictive models that can generalize to unseen domains. Most existing DG approaches focus on learning domain-invariant representations under the assumption of conditional distribution shift (i.e.,…

Machine Learning · Computer Science 2026-02-03 Jewon Yeom , Kyubyung Chae , Hyunggyu Lim , Yoonna Oh , Dongyoon Yang , Taesup Kim