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Large performance degradation is often observed for speaker ver-ification systems when applied to a new domain dataset. Givenan unlabeled target-domain dataset, unsupervised domain adaptation(UDA) methods, which usually leverage adversarial…

声音 · 计算机科学 2021-09-01 Zhengyang Chen , Shuai Wang , Yanmin Qian

Multi-source unsupervised domain adaptation~(MSDA) aims at adapting models trained on multiple labeled source domains to an unlabeled target domain. In this paper, we propose a novel multi-source domain adaptation framework based on…

计算机视觉与模式识别 · 计算机科学 2021-06-21 Jianzhong He , Xu Jia , Shuaijun Chen , Jianzhuang Liu

To bridge the gap between the source and target domains in unsupervised domain adaptation (UDA), the most common strategy puts focus on matching the marginal distributions in the feature space through adversarial learning. However, such…

计算机视觉与模式识别 · 计算机科学 2022-01-19 Zhizhe Liu , Zhenfeng Zhu , Shuai Zheng , Yang Liu , Jiayu Zhou , Yao Zhao

Domain adaptation (DA) aims to transfer discriminative features learned from source domain to target domain. Most of DA methods focus on enhancing feature transferability through domain-invariance learning. However, source-learned…

机器学习 · 计算机科学 2020-11-10 Jun Wen , Changjian Shui , Kun Kuang , Junsong Yuan , Zenan Huang , Zhefeng Gong , Nenggan Zheng

Many text classification tasks are domain-dependent, and various domain adaptation approaches have been proposed to predict unlabeled data in a new domain. Domain-adversarial neural networks (DANN) and their variants have been used widely…

计算与语言 · 计算机科学 2020-03-27 Zhuohao Chen , Singla Karan , David C. Atkins , Zac E Imel , Shrikanth Narayanan

Recent work has highlighted the label alignment property (LAP) in supervised learning, where the vector of all labels in the dataset is mostly in the span of the top few singular vectors of the data matrix. Drawing inspiration from this…

机器学习 · 计算机科学 2024-09-12 Ehsan Imani , Guojun Zhang , Runjia Li , Jun Luo , Pascal Poupart , Philip H. S. Torr , Yangchen Pan

Blood cell identification is critical for hematological analysis as it aids physicians in diagnosing various blood-related diseases. In real-world scenarios, blood cell image datasets often present the issues of domain shift and data…

计算机视觉与模式识别 · 计算机科学 2024-12-05 Yongcheng Li , Lingcong Cai , Ying Lu , Xianghua Fu , Xiao Han , Ma Li , Wenxing Lai , Xiangzhong Zhang , Xiaomao Fan

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…

机器学习 · 计算机科学 2025-06-30 Takumi Okuo , Shinnosuke Matsuo , Shota Harada , Kiyohito Tanaka , Ryoma Bise

Real-world vision models in dynamic environments face rapid shifts in domain distributions, leading to decreased recognition performance. Using unlabeled test data, continuous test-time adaptation (CTTA) directly adjusts a pre-trained…

计算机视觉与模式识别 · 计算机科学 2025-01-28 Sarthak Kumar Maharana , Baoming Zhang , Yunhui Guo

Domain adaptation is an important technique to alleviate performance degradation caused by domain shift, e.g., when training and test data come from different domains. Most existing deep adaptation methods focus on reducing domain shift by…

机器学习 · 计算机科学 2019-06-25 Jun Wen , Nenggan Zheng , Junsong Yuan , Zhefeng Gong , Changyou Chen

Large language models (LLMs) have showcased their capability with few-shot inference known as in-context learning. However, in-domain demonstrations are not always readily available in real scenarios, leading to cross-domain in-context…

计算与语言 · 计算机科学 2023-11-21 Quanyu Long , Wenya Wang , Sinno Jialin Pan

Source-free domain adaptation (SFDA) involves adapting a model originally trained using a labeled dataset ({\em source domain}) to perform effectively on an unlabeled dataset ({\em target domain}) without relying on any source data during…

计算机视觉与模式识别 · 计算机科学 2024-12-20 Jing Wang , Wonho Bae , Jiahong Chen , Kuangen Zhang , Leonid Sigal , Clarence W. de Silva

Deep learning based medical image diagnosis has shown great potential in clinical medicine. However, it often suffers two major difficulties in real-world applications: 1) only limited labels are available for model training, due to…

计算机视觉与模式识别 · 计算机科学 2020-08-26 Yifan Zhang , Ying Wei , Qingyao Wu , Peilin Zhao , Shuaicheng Niu , Junzhou Huang , Mingkui Tan

Domain adaptation aims to use training data from one or multiple source domains to learn a hypothesis that can be generalized to a different, but related, target domain. As such, having a reliable measure for evaluating the discrepancy of…

机器学习 · 计算机科学 2024-05-31 Wenzhe Yin , Shujian Yu , Yicong Lin , Jie Liu , Jan-Jakob Sonke , Efstratios Gavves

Deep learning (DL) techniques are highly effective for defect detection from images. Training DL classification models, however, requires vast amounts of labeled data which is often expensive to collect. In many cases, not only the…

计算机视觉与模式识别 · 计算机科学 2023-06-02 Adrian Shuai Li , Elisa Bertino , Rih-Teng Wu , Ting-Yan Wu

Unsupervised domain adaptation leverages rich information from a labeled source domain to model an unlabeled target domain. Existing methods attempt to align the cross-domain distributions. However, the statistical representations of the…

机器学习 · 计算机科学 2021-11-04 Youshan Zhang , Brian D. Davison

Domain Adaptation (DA), the process of effectively adapting task models learned on one domain, the source, to other related but distinct domains, the targets, with no or minimal retraining, is typically accomplished using the process of…

计算机视觉与模式识别 · 计算机科学 2019-09-30 Behnam Gholami , Pritish Sahu , Minyoung Kim , Vladimir Pavlovic

Discrepancy between training and testing domains is a fundamental problem in the generalization of machine learning techniques. Recently, several approaches have been proposed to learn domain invariant feature representations through…

机器学习 · 统计学 2019-03-18 Yitong Li , Michael Murias , Samantha Major , Geraldine Dawson , David E. Carlson

Gaze estimation methods encounter significant performance deterioration when being evaluated across different domains, because of the domain gap between the testing and training data. Existing methods try to solve this issue by reducing the…

计算机视觉与模式识别 · 计算机科学 2024-12-23 Guanzhong Zeng , Jingjing Wang , Zefu Xu , Pengwei Yin , Wenqi Ren , Di Xie , Jiang Zhu

Semi-supervised domain adaptation (SSDA) aims to bridge source and target domain distributions, with a small number of target labels available, achieving better classification performance than unsupervised domain adaptation (UDA). However,…

计算机视觉与模式识别 · 计算机科学 2024-01-23 Jichang Li , Guanbin Li , Yizhou Yu
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