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Related papers: Open Set Domain Adaptation by Extreme Value Theory

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Unsupervised Domain Adaptation (DA) is used to automatize the task of labeling data: an unlabeled dataset (target) is annotated using a labeled dataset (source) from a related domain. We cast domain adaptation as the problem of finding…

Machine Learning · Statistics 2018-03-22 Twan van Laarhoven , Elena Marchiori

Time series anomaly detection is a challenging task with a wide range of real-world applications. Due to label sparsity, training a deep anomaly detector often relies on unsupervised approaches. Recent efforts have been devoted to time…

Machine Learning · Computer Science 2023-04-18 Kwei-Herng Lai , Lan Wang , Huiyuan Chen , Kaixiong Zhou , Fei Wang , Hao Yang , Xia Hu

Domain adaptation aims to generalize a model from a source domain to tackle tasks in a related but different target domain. Traditional domain adaptation algorithms assume that enough labeled data, which are treated as the prior knowledge…

Computer Vision and Pattern Recognition · Computer Science 2020-08-24 Jinfeng Li , Weifeng Liu , Yicong Zhou , Jun Yu , Dapeng Tao

We introduce a new representation learning approach for domain adaptation, in which data at training and test time come from similar but different distributions. Our approach is directly inspired by the theory on domain adaptation…

In many practical applications, it is often difficult and expensive to obtain large-scale labeled data to train state-of-the-art deep neural networks. Therefore, transferring the learned knowledge from a separate, labeled source domain to…

Computer Vision and Pattern Recognition · Computer Science 2024-05-03 Sicheng Zhao , Hui Chen , Hu Huang , Pengfei Xu , Guiguang Ding

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

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

Classical Domain Adaptation methods acquire transferability by regularizing the overall distributional discrepancies between features in the source domain (labeled) and features in the target domain (unlabeled). They often do not…

Machine Learning · Computer Science 2023-06-01 Shumin Ma , Zhiri Yuan , Qi Wu , Yiyan Huang , Xixu Hu , Cheuk Hang Leung , Dongdong Wang , Zhixiang Huang

This work addresses the unsupervised domain adaptation problem, especially in the case of class labels in the target domain being only a subset of those in the source domain. Such a partial transfer setting is realistic but challenging and…

Computer Vision and Pattern Recognition · Computer Science 2020-07-17 Jian Liang , Yunbo Wang , Dapeng Hu , Ran He , Jiashi Feng

A typical multi-source domain adaptation (MSDA) approach aims to transfer knowledge learned from a set of labeled source domains, to an unlabeled target domain. Nevertheless, prior works strictly assume that each source domain shares the…

Machine Learning · Computer Science 2022-07-13 Zixin Wang , Yadan Luo , Peng-Fei Zhang , Sen Wang , Zi Huang

Previous transfer methods for anomaly detection generally assume the availability of labeled data in source or target domains. However, such an assumption is not valid in most real applications where large-scale labeled data are too…

Machine Learning · Computer Science 2021-05-20 Cangning Fan , Fangyi Zhang , Peng Liu , Xiuyu Sun , Hao Li , Ting Xiao , Wei Zhao , Xianglong Tang

Domain adaptation from one data space (or domain) to another is one of the most challenging tasks of modern data analytics. If the adaptation is done correctly, models built on a specific data space become more robust when confronted to…

Machine Learning · Computer Science 2016-06-23 Nicolas Courty , Rémi Flamary , Devis Tuia , Alain Rakotomamonjy

Supervised learning with large scale labeled datasets and deep layered models has made a paradigm shift in diverse areas in learning and recognition. However, this approach still suffers generalization issues under the presence of a domain…

Machine Learning · Statistics 2016-03-28 Ozan Sener , Hyun Oh Song , Ashutosh Saxena , Silvio Savarese

How to effectively learn from unlabeled data from the target domain is crucial for domain adaptation, as it helps reduce the large performance gap due to domain shift or distribution change. In this paper, we propose an easy-to-implement…

Computer Vision and Pattern Recognition · Computer Science 2024-06-11 Chaofan Tao , Fengmao Lv , Lixin Duan , Min Wu

A central problem in unsupervised domain adaptation is determining what to transfer from labeled source domains to an unlabeled target domain. To handle high-dimensional observations (e.g., images), a line of approaches use deep learning to…

Machine Learning · Computer Science 2026-04-28 Ignavier Ng , Yan Li , Zijian Li , Yujia Zheng , Guangyi Chen , Kun Zhang

Domain adaptation tackles the challenge of generalizing knowledge acquired from a source domain to a target domain with different data distributions. Traditional domain adaptation methods presume that the classes in the source and target…

Computer Vision and Pattern Recognition · Computer Science 2023-03-22 Xinghong Liu , Yi Zhou , Tao Zhou , Jie Qin , Shengcai Liao

Deep learning has recently been shown to be instrumental in the problem of domain adaptation, where the goal is to learn a model on a target domain using a similar --but not identical-- source domain. The rationale for coupling both…

Machine Learning · Computer Science 2018-08-17 Behrang Mehrparvar , Ricardo Vilalta

Open Set Domain Adaptation (OSDA) bridges the domain gap between a labeled source domain and an unlabeled target domain, while also rejecting target classes that are not present in the source. To avoid negative transfer, OSDA can be tackled…

Computer Vision and Pattern Recognition · Computer Science 2020-07-27 Silvia Bucci , Mohammad Reza Loghmani , Tatiana Tommasi

We address the problem of visual knowledge adaptation by leveraging labeled patterns from source domain and a very limited number of labeled instances in target domain to learn a robust classifier for visual categorization. This paper…

Computer Vision and Pattern Recognition · Computer Science 2016-08-10 Lei Zhang , David Zhang

This paper solves a generalized version of the problem of multi-source model adaptation for semantic segmentation. Model adaptation is proposed as a new domain adaptation problem which requires access to a pre-trained model instead of data…

Computer Vision and Pattern Recognition · Computer Science 2022-12-07 Zongyao Li , Ren Togo , Takahiro Ogawa , Miki haseyama