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相关论文: Unsupervised Domain Adaptation for Action Recognit…

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Unsupervised domain adaptation (UDA) provides a strategy for improving machine learning performance in data-rich (target) domains where ground truth labels are inaccessible but can be found in related (source) domains. In cases where…

机器学习 · 计算机科学 2023-07-24 Garrett Wilson , Janardhan Rao Doppa , Diane J. Cook

The waive of labels in the target domain makes Unsupervised Domain Adaptation (UDA) an attractive technique in many real-world applications, though it also brings great challenges as model adaptation becomes harder without labeled target…

机器学习 · 计算机科学 2022-07-20 Tao Sun , Cheng Lu , Haibin Ling

Pseudo-labeling is a cornerstone of Unsupervised Domain Adaptation (UDA), yet the scarcity of High-Confidence Pseudo-Labeled Target Domain Samples (\textbf{hcpl-tds}) often leads to inaccurate cross-domain statistical alignment, causing DA…

机器学习 · 计算机科学 2025-05-13 Lingkun Luo , Shiqiang Hu , Liming Chen

Signal classification models based on deep neural networks are typically trained on datasets collected under controlled conditions, either simulated or over-the-air (OTA), which are constrained to specific channel environments with limited…

计算工程、金融与科学 · 计算机科学 2025-10-02 Mohammad Ali , Fuhao Li , Jielun Zhang

Unsupervised Domain Adaptation (UDA) makes predictions for the target domain data while manual annotations are only available in the source domain. Previous methods minimize the domain discrepancy neglecting the class information, which may…

计算机视觉与模式识别 · 计算机科学 2019-04-12 Guoliang Kang , Lu Jiang , Yi Yang , Alexander G Hauptmann

Unsupervised domain adaptation aims at learning a shared model for two related, but not identical, domains by leveraging supervision from a source domain to an unsupervised target domain. A number of effective domain adaptation approaches…

计算机视觉与模式识别 · 计算机科学 2018-05-22 Jinming Cao , Oren Katzir , Peng Jiang , Dani Lischinski , Danny Cohen-Or , Changhe Tu , Yangyan Li

Unsupervised Domain Adaptation (UDA) seeks to transfer knowledge from a labeled source domain to an unlabeled target domain but often suffers from severe domain and scale gaps that degrade performance. Existing cross-attention-based…

计算机视觉与模式识别 · 计算机科学 2026-03-19 Zelin Zang , Yehui Yang , Fei Wang , Liangyu Li , Baigui Sun

Most modern unsupervised domain adaptation (UDA) approaches are rooted in domain alignment, i.e., learning to align source and target features to learn a target domain classifier using source labels. In semi-supervised domain adaptation…

计算机视觉与模式识别 · 计算机科学 2021-11-30 Samarth Mishra , Kate Saenko , Venkatesh Saligrama

In this paper, we make two contributions to unsupervised domain adaptation (UDA) using the convolutional neural network (CNN). First, our approach transfers knowledge in all the convolutional layers through attention alignment. Most…

计算机视觉与模式识别 · 计算机科学 2018-08-14 Guoliang Kang , Liang Zheng , Yan Yan , Yi Yang

We present a novel approach for unsupervised domain adaptation (UDA) for natural images. A commonly-used objective for UDA schemes is to enhance domain alignment in representation space even if there is a domain shift in the input space.…

计算机视觉与模式识别 · 计算机科学 2025-06-24 Ravi Kant Gupta , Shounak Das , Amit Sethi

Unsupervised domain adaptation (UDA) methods intend to reduce the gap between source and target domains by using unlabeled target domain and labeled source domain data, however, in the medical domain, target domain data may not always be…

图像与视频处理 · 电气工程与系统科学 2022-02-01 Mingxuan Gu , Sulaiman Vesal , Ronak Kosti , Andreas Maier

Expanding visual categorization into a novel domain without the need of extra annotation has been a long-term interest for multimedia intelligence. Previously, this challenge has been approached by unsupervised domain adaptation (UDA).…

计算机视觉与模式识别 · 计算机科学 2021-04-02 Jie Wang , Kaibin Tian , Dayong Ding , Gang Yang , Xirong Li

Unsupervised domain adaptation (UDA) for person re-identification is challenging because of the huge gap between the source and target domain. A typical self-training method is to use pseudo-labels generated by clustering algorithms to…

计算机视觉与模式识别 · 计算机科学 2021-12-28 Wenhao Wang , Fang Zhao , Shengcai Liao , Ling Shao

Spatio-temporal action localization is an important problem in computer vision that involves detecting where and when activities occur, and therefore requires modeling of both spatial and temporal features. This problem is typically…

计算机视觉与模式识别 · 计算机科学 2020-10-20 Nakul Agarwal , Yi-Ting Chen , Behzad Dariush , Ming-Hsuan Yang

Unsupervised domain adaptation studies the problem of utilizing a relevant source domain with abundant labels to build predictive modeling for an unannotated target domain. Recent work observe that the popular adversarial approach of…

机器学习 · 统计学 2020-01-06 Shen Yan , Huan Song , Nanxiang Li , Lincan Zou , Liu Ren

Recent studies have shown that pseudo labels can contribute to unsupervised domain adaptation (UDA) for speaker verification. Inspired by the self-training strategies that use an existing classifier to label the unlabeled data for…

机器学习 · 计算机科学 2023-06-21 Haiquan Mao , Feng Hong , Man-wai Mak

While existing unsupervised domain adaptation (UDA) methods greatly enhance target domain performance in semantic segmentation, they often neglect network calibration quality, resulting in misalignment between prediction confidence and…

计算机视觉与模式识别 · 计算机科学 2026-02-25 Wangkai Li , Rui Sun , Zhaoyang Li , Yujia Chen , Tianzhu Zhang

Deep convolutional neural networks have considerably improved state-of-the-art results for semantic segmentation. Nevertheless, even modern architectures lack the ability to generalize well to a test dataset that originates from a different…

计算机视觉与模式识别 · 计算机科学 2021-05-06 Robert A. Marsden , Alexander Bartler , Mario Döbler , Bin Yang

Unsupervised domain adaptation (UDA) aims to predict unlabeled data from target domain with access to labeled data from the source domain. In this work, we propose a novel framework called SIDA (Surrogate Mutual Information Maximization…

机器学习 · 计算机科学 2022-10-18 Haiteng Zhao , Chang Ma , Qinyu Chen , Zhi-Hong Deng

Unsupervised domain adaptation (UDA) aims to enhance the generalization capability of a certain model from a source domain to a target domain. UDA is of particular significance since no extra effort is devoted to annotating target domain…

计算机视觉与模式识别 · 计算机科学 2019-12-06 Qiming Zhang , Jing Zhang , Wei Liu , Dacheng Tao