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Related papers: Test-time Unsupervised Domain Adaptation

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Most previous unsupervised domain adaptation (UDA) methods for question answering(QA) require access to source domain data while fine-tuning the model for the target domain. Source domain data may, however, contain sensitive information and…

Computation and Language · Computer Science 2024-12-13 M. Yin , B. Wang , Y. Dong , C. Ling

Unsupervised domain adaptation (UDA) aims to transfer knowledge learned from a fully-labeled source domain to a different unlabeled target domain. Most existing UDA methods learn domain-invariant feature representations by minimizing…

Computer Vision and Pattern Recognition · Computer Science 2022-05-10 Rui Wang , Zuxuan Wu , Zejia Weng , Jingjing Chen , Guo-Jun Qi , Yu-Gang Jiang

The success of deep learning in computer vision is mainly attributed to an abundance of data. However, collecting large-scale data is not always possible, especially for the supervised labels. Unsupervised domain adaptation (UDA) aims to…

Computer Vision and Pattern Recognition · Computer Science 2018-01-01 Jiren Jin , Richard G. Calland , Takeru Miyato , Brian K. Vogel , Hideki Nakayama

Despite the recent progress in deep learning based computer vision, domain shifts are still one of the major challenges. Semantic segmentation for autonomous driving faces a wide range of domain shifts, e.g. caused by changing weather…

Computer Vision and Pattern Recognition · Computer Science 2024-11-26 Manuel Schwonberg , Claus Werner , Hanno Gottschalk , Carsten Meyer

In this work, we address the task of unsupervised domain adaptation (UDA) for semantic segmentation in presence of multiple target domains: The objective is to train a single model that can handle all these domains at test time. Such a…

Computer Vision and Pattern Recognition · Computer Science 2021-09-16 Antoine Saporta , Tuan-Hung Vu , Matthieu Cord , Patrick Pérez

We consider unsupervised domain adaptation (UDA) for classification problems in the presence of missing data in the unlabelled target domain. More precisely, motivated by practical applications, we analyze situations where distribution…

Machine Learning · Computer Science 2021-09-21 Matthieu Kirchmeyer , Patrick Gallinari , Alain Rakotomamonjy , Amin Mantrach

Unsupervised domain adaptation (UDA) plays a crucial role in object detection when adapting a source-trained detector to a target domain without annotated data. In this paper, we propose a novel and effective four-step UDA approach that…

Computer Vision and Pattern Recognition · Computer Science 2023-08-30 Mohamed L. Mekhalfi , Davide Boscaini , Fabio Poiesi

Unsupervised domain adaptation (UDA) aims to transfer knowledge learned from a labeled source domain to an unlabeled and unseen target domain, which is usually trained on data from both domains. Access to the source domain data at the…

Computer Vision and Pattern Recognition · Computer Science 2021-06-24 Xiaofeng Liu , Fangxu Xing , Chao Yang , Georges El Fakhri , Jonghye Woo

This paper presents a classification framework based on learnable data augmentation to tackle the One-Shot Unsupervised Domain Adaptation (OS-UDA) problem. OS-UDA is the most challenging setting in Domain Adaptation, as only one single…

Computer Vision and Pattern Recognition · Computer Science 2023-10-04 Julio Ivan Davila Carrazco , Pietro Morerio , Alessio Del Bue , Vittorio Murino

Unsupervised Domain Adaptation (UDA) essentially trades a model's performance on a source domain for improving its performance on a target domain. To overcome this, Unsupervised Domain Expansion (UDE) has been introduced, which adapts the…

Computer Vision and Pattern Recognition · Computer Science 2025-12-29 Hailan Lin , Qijie Wei , Kaibin Tian , Ruixiang Zhao , Xirong Li

Unsupervised domain adaption (UDA) aims to adapt models learned from a well-annotated source domain to a target domain, where only unlabeled samples are given. Current UDA approaches learn domain-invariant features by aligning source and…

Computer Vision and Pattern Recognition · Computer Science 2022-02-15 Chunjiang Ge , Rui Huang , Mixue Xie , Zihang Lai , Shiji Song , Shuang Li , Gao Huang

Unsupervised Domain Adaptation (UDA) aims at classifying unlabeled target images leveraging source labeled ones. In this work, we consider the Partial Domain Adaptation (PDA) variant, where we have extra source classes not present in the…

Computer Vision and Pattern Recognition · Computer Science 2022-10-05 Tiago Salvador , Kilian Fatras , Ioannis Mitliagkas , Adam Oberman

We strive to learn a model from a set of source domains that generalizes well to unseen target domains. The main challenge in such a domain generalization scenario is the unavailability of any target domain data during training, resulting…

Machine Learning · Computer Science 2022-02-17 Zehao Xiao , Xiantong Zhen , Ling Shao , Cees G. M. Snoek

Learning to reject unknown samples (not present in the source classes) in the target domain is fairly important for unsupervised domain adaptation (UDA). There exist two typical UDA scenarios, i.e., open-set, and open-partial-set, and the…

Computer Vision and Pattern Recognition · Computer Science 2021-12-17 Jian Liang , Dapeng Hu , Jiashi Feng , Ran He

Though unsupervised domain adaptation (UDA) has achieved very impressive progress recently, it remains a great challenge due to missing target annotations and the rich discrepancy between source and target distributions. We propose Spectral…

Computer Vision and Pattern Recognition · Computer Science 2022-06-07 Jingyi Zhang , Jiaxing Huang , Zichen Tian , Shijian Lu

Unsupervised Domain Adaptation (UDA) aims to transfer the knowledge from the labeled source domain to the unlabeled target domain in the presence of dataset shift. Most existing methods cannot address the domain alignment and class…

Machine Learning · Computer Science 2021-12-22 You-Wei Luo , Chuan-Xian Ren , Zi-Ying Chen

Unsupervised domain adaptation (UDA) is an important topic in the computer vision community. The key difficulty lies in defining a common property between the source and target domains so that the source-domain features can align with the…

Computer Vision and Pattern Recognition · Computer Science 2022-04-21 Xinyue Huo , Lingxi Xie , Hengtong Hu , Wengang Zhou , Houqiang Li , Qi Tian

In this work, we tackle the problem of unsupervised domain adaptation (UDA) for video action recognition. Our approach, which we call UNITE, uses an image teacher model to adapt a video student model to the target domain. UNITE first…

Computer Vision and Pattern Recognition · Computer Science 2025-03-06 Arun Reddy , William Paul , Corban Rivera , Ketul Shah , Celso M. de Melo , Rama Chellappa

Person Re-Identification (ReID) across non-overlapping cameras is a challenging task and, for this reason, most works in the prior art rely on supervised feature learning from a labeled dataset to match the same person in different views.…

Computer Vision and Pattern Recognition · Computer Science 2022-02-08 Gabriel Bertocco , Fernanda Andaló , Anderson Rocha

Unsupervised domain adaptation (UDA) enables cross-domain learning without target domain labels by transferring knowledge from a labeled source domain whose distribution differs from that of the target. However, UDA is not always successful…

Machine Learning · Computer Science 2021-11-04 Akshay Mehra , Bhavya Kailkhura , Pin-Yu Chen , Jihun Hamm