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Related papers: Domain Adaptation under Open Set Label Shift

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Domain adaptation aims to transfer knowledge of labeled instances obtained from a source domain to a target domain to fill the gap between the domains. Most domain adaptation methods assume that the source and target domains have the same…

Machine Learning · Computer Science 2022-09-13 Toshimitsu Aritake , Hideitsu Hino

We consider unsupervised domain adaptation: given labelled examples from a source domain and unlabelled examples from a related target domain, the goal is to infer the labels of target examples. Under the assumption that features from…

Machine Learning · Statistics 2019-01-08 Jeroen Manders , Twan van Laarhoven , Elena Marchiori

A basic assumption of statistical learning theory is that train and test data are drawn from the same underlying distribution. Unfortunately, this assumption doesn't hold in many applications. Instead, ample labeled data might exist in a…

Computer Vision and Pattern Recognition · Computer Science 2012-11-21 Oscar Beijbom

Deep neural networks excel at learning from labeled data and achieve state-of-the-art resultson a wide array of Natural Language Processing tasks. In contrast, learning from unlabeled data, especially under domain shift, remains a…

Computation and Language · Computer Science 2020-10-29 Alan Ramponi , Barbara Plank

Recent state-of-the-art source-free domain adaptation (SFDA) methods have focused on learning meaningful cluster structures in the feature space, which have succeeded in adapting the knowledge from source domain to unlabeled target domain…

Machine Learning · Computer Science 2023-02-27 Li Yi , Gezheng Xu , Pengcheng Xu , Jiaqi Li , Ruizhi Pu , Charles Ling , A. Ian McLeod , Boyu Wang

Current methods of blended targets domain adaptation (BTDA) usually infer or consider domain label information but underemphasize hybrid categorical feature structures of targets, which yields limited performance, especially under the label…

Computer Vision and Pattern Recognition · Computer Science 2026-03-10 Pengcheng Xu , Boyu Wang , Charles Ling

Recent deep learning methods for object detection rely on a large amount of bounding box annotations. Collecting these annotations is laborious and costly, yet supervised models do not generalize well when testing on images from a different…

Computer Vision and Pattern Recognition · Computer Science 2019-10-25 Han-Kai Hsu , Chun-Han Yao , Yi-Hsuan Tsai , Wei-Chih Hung , Hung-Yu Tseng , Maneesh Singh , Ming-Hsuan Yang

Distribution shifts are all too common in real-world applications of machine learning. Domain adaptation (DA) aims to address this by providing various frameworks for adapting models to the deployment data without using labels. However, the…

Machine Learning · Computer Science 2023-09-08 Linus Ericsson , Da Li , Timothy M. Hospedales

Domain adaptation deals with training models using large scale labeled data from a specific source domain and then adapting the knowledge to certain target domains that have few or no labels. Many prior works learn domain agnostic feature…

Computer Vision and Pattern Recognition · Computer Science 2021-04-06 Astuti Sharma , Tarun Kalluri , Manmohan Chandraker

Generalising deep networks to novel domains without manual labels is challenging to deep learning. This problem is intrinsically difficult due to unpredictable changing nature of imagery data distributions in novel domains. Pre-learned…

Computer Vision and Pattern Recognition · Computer Science 2020-06-09 Jiabo Huang , Shaogang Gong

As a more practical setting for unsupervised domain adaptation, Universal Domain Adaptation (UDA) is recently introduced, where the target label set is unknown. One of the big challenges in UDA is how to determine the common label set…

Artificial Intelligence · Computer Science 2020-10-13 Yueming Yin , Zhen Yang , Xiaofu Wu , Haifeng Hu

Class distribution plays an important role in learning deep classifiers. When the proportion of each class in the test set differs from the training set, the performance of classification nets usually degrades. Such a label distribution…

Image and Video Processing · Electrical Eng. & Systems 2022-07-12 Wenao Ma , Cheng Chen , Shuang Zheng , Jing Qin , Huimao Zhang , Qi Dou

Domain adaptation (DA) aims to transfer knowledge from a label-rich source domain to a related but label-scarce target domain. The conventional DA strategy is to align the feature distributions of the two domains. Recently, increasing…

Computer Vision and Pattern Recognition · Computer Science 2022-03-08 Yixin Zhang , Junjie Li , Zilei Wang

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…

Computer Vision and Pattern Recognition · Computer Science 2021-06-21 Jianzhong He , Xu Jia , Shuaijun Chen , Jianzhuang Liu

This paper proposes a novel approach for unsupervised domain adaptation (UDA) with target shift. Target shift is a problem of mismatch in label distribution between source and target domains. Typically it appears as class-imbalance in…

Computer Vision and Pattern Recognition · Computer Science 2020-01-28 Ryuhei Takahashi , Atsushi Hashimoto , Motoharu Sonogashira , Masaaki Iiyama

We address the problem of semi-supervised domain adaptation of classification algorithms through deep Q-learning. The core idea is to consider the predictions of a source domain network on target domain data as noisy labels, and learn a…

Computer Vision and Pattern Recognition · Computer Science 2018-05-22 Yash Patel , Kashyap Chitta , Bhavan Jasani

Transfer learning methods, and in particular domain adaptation, help exploit labeled data in one domain to improve the performance of a certain task in another domain. However, it is still not clear what factors affect the success of domain…

Computation and Language · Computer Science 2021-06-25 Nicolai Pogrebnyakov , Shohreh Shaghaghian

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…

Computation and Language · Computer Science 2023-11-21 Quanyu Long , Wenya Wang , Sinno Jialin Pan

Universal Domain Adaptation (UNDA) aims to handle both domain-shift and category-shift between two datasets, where the main challenge is to transfer knowledge while rejecting unknown classes which are absent in the labeled source data but…

Computer Vision and Pattern Recognition · Computer Science 2021-08-25 Kuniaki Saito , Kate Saenko

While unsupervised domain adaptation methods based on deep architectures have achieved remarkable success in many computer vision tasks, they rely on a strong assumption, i.e. labeled source data must be available. In this work we overcome…

Computer Vision and Pattern Recognition · Computer Science 2020-08-12 Willi Menapace , Stéphane Lathuilière , Elisa Ricci