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Domain shift refers to the well known problem that a model trained in one source domain performs poorly when applied to a target domain with different statistics. {Domain Generalization} (DG) techniques attempt to alleviate this issue by…

机器学习 · 计算机科学 2017-10-11 Da Li , Yongxin Yang , Yi-Zhe Song , Timothy M. Hospedales

Domain generalization (DG) methods aim to achieve generalizability to an unseen target domain by using only training data from the source domains. Although a variety of DG methods have been proposed, a recent study shows that under a fair…

机器学习 · 计算机科学 2021-11-04 Junbum Cha , Sanghyuk Chun , Kyungjae Lee , Han-Cheol Cho , Seunghyun Park , Yunsung Lee , Sungrae Park

Machine learning models fail to perform when facing out-of-distribution (OOD) domains, a challenging task known as domain generalization (DG). In this work, we develop a novel DG training strategy, we call PGrad, to learn a robust gradient…

机器学习 · 计算机科学 2023-05-03 Zhe Wang , Jake Grigsby , Yanjun Qi

Machine learning algorithms with empirical risk minimization usually suffer from poor generalization performance due to the greedy exploitation of correlations among the training data, which are not stable under distributional shifts.…

机器学习 · 计算机科学 2021-06-18 Jiashuo Liu , Zheyuan Hu , Peng Cui , Bo Li , Zheyan Shen

This paper addresses the general problem of domain adaptation which arises in a variety of applications where the distribution of the labeled sample available somewhat differs from that of the test data. Building on previous work by…

机器学习 · 计算机科学 2023-12-04 Yishay Mansour , Mehryar Mohri , Afshin Rostamizadeh

Distributional shift between domains poses great challenges to modern machine learning algorithms. The domain generalization (DG) signifies a popular line targeting this issue, where these methods intend to uncover universal patterns across…

计算机视觉与模式识别 · 计算机科学 2023-10-05 Hao Chen , Qi Zhang , Zenan Huang , Haobo Wang , Junbo Zhao

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…

计算机视觉与模式识别 · 计算机科学 2021-08-23 Mohammad Mahfujur Rahman , Clinton Fookes , Sridha Sridharan

Empirical risk minimization often performs poorly when the distribution of the target domain differs from those of source domains. To address such potential distribution shifts, we develop an unsupervised domain adaptation approach that…

机器学习 · 统计学 2025-03-25 Zhenyu Wang , Peter Bühlmann , Zijian Guo

Distribution Matching Distillation (DMD) facilitates efficient inference by distilling multi-step diffusion models into few-step variants. Concurrently, Reinforcement Learning (RL) has emerged as a vital tool for aligning generative models…

Single-domain generalization for object detection (S-DGOD) seeks to transfer learned representations from a single source domain to unseen target domains. While recent approaches have primarily focused on achieving feature invariance, they…

计算机视觉与模式识别 · 计算机科学 2025-08-27 Zhenwei He , Hongsu Ni

The learning of domain-invariant representations in the context of domain adaptation with neural networks is considered. We propose a new regularization method that minimizes the discrepancy between domain-specific latent feature…

Domain shifts are ubiquitous in machine learning, and can substantially degrade a model's performance when deployed to real-world data. To address this, distribution alignment methods aim to learn feature representations which are invariant…

机器学习 · 计算机科学 2024-10-08 Andrea Napoli , Paul White

Geographic distribution shift arises when the distribution of locations on Earth in a training dataset is different from what is seen at inference time. Using standard empirical risk minimization (ERM) in this setting can lead to uneven…

机器学习 · 计算机科学 2026-02-10 Ruth Crasto , Esther Rolf

Face anti-spoofing approaches based on domain generalization (DG) have drawn growing attention due to their robustness for unseen scenarios. Previous methods treat each sample from multiple domains indiscriminately during the training…

计算机视觉与模式识别 · 计算机科学 2021-07-01 Shubao Liu , Ke-Yue Zhang , Taiping Yao , Kekai Sheng , Shouhong Ding , Ying Tai , Jilin Li , Yuan Xie , Lizhuang Ma

Domain Generalization (DG) is a fundamental challenge for machine learning models, which aims to improve model generalization on various domains. Previous methods focus on generating domain invariant features from various source domains.…

计算机视觉与模式识别 · 计算机科学 2023-09-22 Daoan Zhang , Mingkai Chen , Chenming Li , Lingyun Huang , Jianguo Zhang

We study the risk performance of distributed learning for the regularization empirical risk minimization with fast convergence rate, substantially improving the error analysis of the existing divide-and-conquer based distributed learning.…

机器学习 · 计算机科学 2019-01-21 Yong Liu , Jian Li , Weiping Wang

Despite remarkable success in a variety of applications, it is well-known that deep learning can fail catastrophically when presented with out-of-distribution data. Toward addressing this challenge, we consider the domain generalization…

机器学习 · 统计学 2021-11-16 Alexander Robey , George J. Pappas , Hamed Hassani

Distribution shift presents a significant challenge in machine learning, where models often underperform during the test stage when faced with a different distribution than the one they were trained on. This paper focuses on domain shifts,…

机器学习 · 计算机科学 2024-03-19 Huaxiu Yao , Xinyu Yang , Xinyi Pan , Shengchao Liu , Pang Wei Koh , Chelsea Finn

Traditional domain generalization methods often rely on domain alignment to reduce inter-domain distribution differences and learn domain-invariant representations. However, domain shifts are inherently difficult to eliminate, which limits…

计算机视觉与模式识别 · 计算机科学 2024-12-10 Yuheng Xu , Taiping Zhang

Deep neural networks (DNN) have demonstrated unprecedented success for medical imaging applications. However, due to the issue of limited dataset availability and the strict legal and ethical requirements for patient privacy protection, the…

机器学习 · 计算机科学 2023-09-19 Chris Xing Tian , Haoliang Li , Yufei Wang , Shiqi Wang