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Domain adaptation considers the problem of generalising a model learnt using data from a particular source domain to a different target domain. Often it is difficult to find a suitable single source to adapt from, and one must consider…

Computation and Language · Computer Science 2020-04-20 Xia Cui , Danushka Bollegala

Deep learning has produced state-of-the-art results for a variety of tasks. While such approaches for supervised learning have performed well, they assume that training and testing data are drawn from the same distribution, which may not…

Machine Learning · Computer Science 2020-02-10 Garrett Wilson , Diane J. Cook

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

Unsupervised domain adaptation seeks to learn an invariant and discriminative representation for an unlabeled target domain by leveraging the information of a labeled source dataset. We propose to improve the discriminative ability of the…

Machine Learning · Computer Science 2019-06-03 Rui Wang , Guoyin Wang , Ricardo Henao

For situations that may benefit from information sharing among datasets, e.g., population-based SHM of similar structures, the hierarchical Bayesian approach provides a useful modelling structure. Hierarchical Bayesian models learn…

Machine Learning · Computer Science 2024-01-04 T. A. Dardeno , K. Worden , N. Dervilis , R. S. Mills , L. A. Bull

Domain generalization has become a critical challenge in predictive healthcare, where different patient groups often exhibit shifting data distributions that degrade model performance. Still, regular domain generalization approaches often…

Machine Learning · Computer Science 2026-02-16 Pengfei Hu , Xiaoxue Han , Fei Wang , Yue Ning

Domain shift is a significant challenge in machine learning, particularly in medical applications where data distributions differ across institutions due to variations in data collection practices, equipment, and procedures. This can…

Machine Learning · Computer Science 2025-06-30 Takumi Okuo , Shinnosuke Matsuo , Shota Harada , Kiyohito Tanaka , Ryoma Bise

Multi-source domain adaptation aims at leveraging the knowledge from multiple tasks for predicting a related target domain. Hence, a crucial aspect is to properly combine different sources based on their relations. In this paper, we…

Machine Learning · Computer Science 2021-06-16 Changjian Shui , Zijian Li , Jiaqi Li , Christian Gagné , Charles Ling , Boyu Wang

We present an approach to domain adaptation, addressing the case where data from the source domain is abundant, labelled data from the target domain is limited or non-existent, and a small amount of paired source-target data is available.…

Machine Learning · Statistics 2020-03-20 Lawrence G. Phillips , David B. Grimes , Yihan Jessie Li

Human parsing has been extensively studied recently due to its wide applications in many important scenarios. Mainstream fashion parsing models focus on parsing the high-resolution and clean images. However, directly applying the parsers…

Computer Vision and Pattern Recognition · Computer Science 2018-01-09 Si Liu , Yao Sun , Defa Zhu , Guanghui Ren , Yu Chen , Jiashi Feng , Jizhong Han

Emerging diseases present challenges in symptom recognition and timely clinical intervention due to limited available information. An effective prognostic model could assist physicians in making accurate diagnoses and designing personalized…

Machine Learning · Computer Science 2025-02-12 Zhongji Zhang , Yuhang Wang , Yinghao Zhu , Xinyu Ma , Yasha Wang , Junyi Gao , Liantao Ma , Wen Tang , Xiaoyun Zhang , Ling Wang

We study the issue of PAC-Bayesian domain adaptation: We want to learn, from a source domain, a majority vote model dedicated to a target one. Our theoretical contribution brings a new perspective by deriving an upper-bound on the target…

Machine Learning · Statistics 2016-07-27 Pascal Germain , Amaury Habrard , François Laviolette , Emilie Morvant

In uses of pre-trained machine learning models, it is a known issue that the target population in which the model is being deployed may not have been reflected in the source population with which the model was trained. This can result in a…

Machine Learning · Computer Science 2023-06-27 Jose M. Alvarez , Kristen M. Scott , Salvatore Ruggieri , Bettina Berendt

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…

In the problem of domain adaptation for binary classification, the learner is presented with labeled examples from a source domain, and must correctly classify unlabeled examples from a target domain, which may differ from the source.…

Machine Learning · Statistics 2019-03-01 Clayton Scott

Machine learning techniques used in computer-aided medical image analysis usually suffer from the domain shift problem caused by different distributions between source/reference data and target data. As a promising solution, domain…

Computer Vision and Pattern Recognition · Computer Science 2021-10-26 Hao Guan , Mingxia Liu

A predictor, $f_A : X \to Y$, learned with data from a source domain (A) might not be accurate on a target domain (B) when their distributions are different. Domain adaptation aims to reduce the negative effects of this distribution…

Machine Learning · Computer Science 2022-01-17 Roberto Vega , Russell Greiner

Unsupervised domain adaptation is critical to many real-world applications where label information is unavailable in the target domain. In general, without further assumptions, the joint distribution of the features and the label is not…

Machine Learning · Computer Science 2025-01-07 Lingjing Kong , Shaoan Xie , Weiran Yao , Yujia Zheng , Guangyi Chen , Petar Stojanov , Victor Akinwande , Kun Zhang

Domain adaptation has become a prominent problem setting in machine learning and related fields. This review asks the question: how can a classifier learn from a source domain and generalize to a target domain? We present a categorization…

Machine Learning · Computer Science 2021-06-18 Wouter M. Kouw , Marco Loog

Domain adaptation is a sub-field of machine learning that involves transferring knowledge from a source domain to perform the same task in the target domain. It is a typical challenge in machine learning that arises, e.g., when data is…

Machine Learning · Computer Science 2025-01-09 Philipp Spitzer , Dominik Martin , Laurin Eichberger , Niklas Kühl