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相关论文: A Unified Joint Maximum Mean Discrepancy for Domai…

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Maximum mean discrepancy (MMD) has been widely adopted in domain adaptation to measure the discrepancy between the source and target domain distributions. Many existing domain adaptation approaches are based on the joint MMD, which is…

机器学习 · 计算机科学 2020-04-13 Wen Zhang , Dongrui Wu

In domain adaptation, maximum mean discrepancy (MMD) has been widely adopted as a discrepancy metric between the distributions of source and target domains. However, existing MMD-based domain adaptation methods generally ignore the changes…

计算机视觉与模式识别 · 计算机科学 2017-05-02 Hongliang Yan , Yukang Ding , Peihua Li , Qilong Wang , Yong Xu , Wangmeng Zuo

Existing domain adaptation methods aim to reduce the distributional difference between the source and target domains and respect their specific discriminative information, by establishing the Maximum Mean Discrepancy (MMD) and the…

机器学习 · 计算机科学 2020-07-03 Wei Wang , Haojie Li , Zhengming Ding , Zhihui Wang

Despite the remarkable results that can be achieved by data-driven intelligent fault diagnosis techniques, they presuppose the same distribution of training and test data as well as sufficient labeled data. Various operating states often…

机器学习 · 计算机科学 2023-11-27 Zixuan Wang , Haoran Tang , Haibo Wang , Bo Qin , Mark D. Butala , Weiming Shen , Hongwei Wang

In domain adaptation, covariate shift and label shift problems are two distinct and complementary tasks. In covariate shift adaptation where the differences in data distribution arise from variations in feature probabilities, existing…

机器学习 · 统计学 2023-12-13 Hongwei Wen , Annika Betken , Hanyuan Hang

Domain adaptation refers to the learning scenario that a model learned from the source data is applied on the target data which have the same categories but different distribution. While it has been widely applied, the distribution…

机器学习 · 计算机科学 2020-10-13 Sitong Mao , Jiaxin Chen , Xiao Shen , Fu-lai Chung

Domain adaptation aims to mitigate the domain shift problem when transferring knowledge from one domain into another similar but different domain. However, most existing works rely on extracting marginal features without considering class…

计算机视觉与模式识别 · 计算机科学 2021-05-20 Youshan Zhang , Brian D. Davison

Current methods of blended targets domain adaptation (BTDA) usually infer or consider domain label information but underemphasize hybrid categorical feature structures of targets, which yields limited performance, especially under the label…

计算机视觉与模式识别 · 计算机科学 2026-03-10 Pengcheng Xu , Boyu Wang , Charles Ling

Knowledge transfer from a source domain to a different but semantically related target domain has long been an important topic in the context of unsupervised domain adaptation (UDA). A key challenge in this field is establishing a metric…

机器学习 · 计算机科学 2020-07-21 Rongzhe Wei , Fa Zhang , Bo Dong , Qinghua Zheng

Unsupervised domain adaptation targets to transfer task-related knowledge from labeled source domain to unlabeled target domain. Although tremendous efforts have been made to minimize domain divergence, most existing methods only partially…

计算机视觉与模式识别 · 计算机科学 2023-10-10 Peizhao Li , Zhengming Ding , Hongfu Liu

Domain adaptation is transfer learning which aims to generalize a learning model across training and testing data with different distributions. Most previous research tackle this problem in seeking a shared feature representation between…

机器学习 · 计算机科学 2017-04-17 Lingkun Luo , Xiaofang Wang , Shiqiang Hu , Chao Wang , Yuxing Tang , Liming Chen

Enhancing feature transferability by matching marginal distributions has led to improvements in domain adaptation, although this is at the expense of feature discrimination. In particular, the ideal joint hypothesis error in the target…

计算机视觉与模式识别 · 计算机科学 2020-06-20 Changhwa Park , Jonghyun Lee , Jaeyoon Yoo , Minhoe Hur , Sungroh Yoon

Unsupervised domain adaptation studies how to transfer a learner from a labeled source domain to an unlabeled target domain with different distributions. Existing methods mainly focus on matching the marginal distributions of the source and…

机器学习 · 计算机科学 2022-03-08 Yi-Ming Zhai , You-Wei Luo

We address the problem of unsupervised domain adaptation under the setting of generalized target shift (joint class-conditional and label shifts). For this framework, we theoretically show that, for good generalization, it is necessary to…

机器学习 · 计算机科学 2021-10-20 Alain Rakotomamonjy , Rémi Flamary , Gilles Gasso , Mokhtar Z. Alaya , Maxime Berar , Nicolas Courty

Maximum Mean Discrepancy (MMD) is widely used in a number of domain adaptation (DA) methods and shows its effectiveness in aligning data distributions across domains. However, in previous DA research, MMD-based DA methods focus mostly on…

计算机视觉与模式识别 · 计算机科学 2025-02-11 Lingkun Luo , Shiqiang Hu , Jie Yang , Liming Chen

Comparing conditional distributions is a fundamental challenge in statistics and machine learning, with applications across a wide range of domains. While proposed methods for measuring discrepancies using kernel embeddings of distributions…

机器学习 · 统计学 2026-05-05 Peter Moskvichev , Siu Lun Chau , Dino Sejdinovic

This paper deals with the unsupervised domain adaptation problem, where one wants to estimate a prediction function $f$ in a given target domain without any labeled sample by exploiting the knowledge available from a source domain where…

机器学习 · 统计学 2017-10-24 Nicolas Courty , Rémi Flamary , Amaury Habrard , Alain Rakotomamonjy

Object counting models suffer when deployed across domains with differing density variety, since density shifts are inherently task-relevant and violate standard domain adaptation assumptions. To address this, we propose a theoretical…

计算机视觉与模式识别 · 计算机科学 2025-11-03 Zhuonan Liang , Dongnan Liu , Jianan Fan , Yaxuan Song , Qiang Qu , Runnan Chen , Yu Yao , Peng Fu , Weidong Cai

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…

机器学习 · 统计学 2025-07-31 Elif Vural , Huseyin Karaca

Although achieving remarkable progress, it is very difficult to induce a supervised classifier without any labeled data. Unsupervised domain adaptation is able to overcome this challenge by transferring knowledge from a labeled source…

机器学习 · 计算机科学 2021-06-29 Yuntao Du , Ruiting Zhang , Xiaowen Zhang , Yirong Yao , Hengyang Lu , Chongjun Wang
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