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Related papers: Unsupervised Domain Adaptation for 3D LiDAR Semant…

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LiDAR-based 3D object detection is an indispensable task in advanced autonomous driving systems. Though impressive detection results have been achieved by superior 3D detectors, they suffer from significant performance degeneration when…

Computer Vision and Pattern Recognition · Computer Science 2022-12-07 Yan Wang , Junbo Yin , Wei Li , Pascal Frossard , Ruigang Yang , Jianbing Shen

In time series anomaly detection (TSAD), the scarcity of labeled data poses a challenge to the development of accurate models. Unsupervised domain adaptation (UDA) offers a solution by leveraging labeled data from a related domain to detect…

Machine Learning · Computer Science 2025-09-09 Zahra Zamanzadeh Darban , Yiyuan Yang , Geoffrey I. Webb , Charu C. Aggarwal , Qingsong Wen , Shirui Pan , Mahsa Salehi

This paper presents an unsupervised domain adaptation (UDA) method for predicting unlabeled target domain data, specific to complex UDA tasks where the domain gap is significant. Mainstream UDA models aim to learn from both domains and…

Computer Vision and Pattern Recognition · Computer Science 2023-05-09 Jun Kataoka , Hyunsoo Yoon

The cross-domain performance of automatic speech recognition (ASR) could be severely hampered due to the mismatch between training and testing distributions. Since the target domain usually lacks labeled data, and domain shifts exist at…

Audio and Speech Processing · Electrical Eng. & Systems 2023-08-01 Han Zhu , Gaofeng Cheng , Jindong Wang , Wenxin Hou , Pengyuan Zhang , Yonghong Yan

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…

Computer Vision and Pattern Recognition · Computer Science 2018-08-14 Guoliang Kang , Liang Zheng , Yan Yan , Yi Yang

Learning semantic segmentation models requires a huge amount of pixel-wise labeling. However, labeled data may only be available abundantly in a domain different from the desired target domain, which only has minimal or no annotations. In…

Computer Vision and Pattern Recognition · Computer Science 2020-08-13 Sujoy Paul , Yi-Hsuan Tsai , Samuel Schulter , Amit K. Roy-Chowdhury , Manmohan Chandraker

Semantic segmentation plays a critical role in enabling intelligent vehicles to comprehend their surrounding environments. However, deep learning-based methods usually perform poorly in domain shift scenarios due to the lack of labeled data…

Computer Vision and Pattern Recognition · Computer Science 2024-01-18 Weihao Yan , Yeqiang Qian , Xingyuan Chen , Hanyang Zhuang , Chunxiang Wang , Ming Yang

Unsupervised domain adaptation (UDA) methods have been broadly utilized to improve the models' adaptation ability in general computer vision. However, different from the natural images, there exist huge semantic gaps for the nuclei from…

Computer Vision and Pattern Recognition · Computer Science 2022-07-05 Canran Li , Dongnan Liu , Haoran Li , Zheng Zhang , Guangming Lu , Xiaojun Chang , Weidong Cai

Semantic segmentation suffers from significant performance degradation when the trained network is applied to a different domain. To address this issue, unsupervised domain adaptation (UDA) has been extensively studied. Despite the…

Computer Vision and Pattern Recognition · Computer Science 2025-12-09 Wangkai Li , Rui Sun , Huayu Mai , Tianzhu Zhang

Recent advancements in deep learning-based wearable human action recognition (wHAR) have improved the capture and classification of complex motions, but adoption remains limited due to the lack of expert annotations and domain discrepancies…

Computer Vision and Pattern Recognition · Computer Science 2024-10-24 Indrajeet Ghosh , Garvit Chugh , Abu Zaher Md Faridee , Nirmalya Roy

Although unsupervised domain adaptation (UDA) is a promising direction to alleviate domain shift, they fall short of their supervised counterparts. In this work, we investigate relatively less explored semi-supervised domain adaptation…

Computer Vision and Pattern Recognition · Computer Science 2023-07-07 Hritam Basak , Zhaozheng Yin

Deep learning is usually data starved, and the unsupervised domain adaptation (UDA) is developed to introduce the knowledge in the labeled source domain to the unlabeled target domain. Recently, deep self-training presents a powerful means…

Computer Vision and Pattern Recognition · Computer Science 2022-08-30 Lingsheng Kong , Bo Hu , Xiongchang Liu , Jun Lu , Jane You , Xiaofeng Liu

Unsupervised domain adaptation (UDA) is vital for alleviating the workload of labeling 3D point cloud data and mitigating the absence of labels when facing a newly defined domain. Various methods of utilizing images to enhance the…

Computer Vision and Pattern Recognition · Computer Science 2024-03-18 Jingyi Xu , Weidong Yang , Lingdong Kong , Youquan Liu , Rui Zhang , Qingyuan Zhou , Ben Fei

Deep learning based medical image diagnosis has shown great potential in clinical medicine. However, it often suffers two major difficulties in practice: 1) only limited labeled samples are available due to expensive annotation costs over…

Machine Learning · Computer Science 2019-11-19 Yifan Zhang , Ying Wei , Peilin Zhao , Shuaicheng Niu , Qingyao Wu , Mingkui Tan , Junzhou Huang

Semantic segmentation models struggle to generalize in the presence of domain shift. In this paper, we introduce contrastive learning for feature alignment in cross-domain adaptation. We assemble both in-domain contrastive pairs and…

Computer Vision and Pattern Recognition · Computer Science 2022-04-19 Feihu Zhang , Vladlen Koltun , Philip Torr , René Ranftl , Stephan R. Richter

Point cloud classification is a popular task in 3D vision. However, previous works, usually assume that point clouds at test time are obtained with the same procedure or sensor as those at training time. Unsupervised Domain Adaptation (UDA)…

Computer Vision and Pattern Recognition · Computer Science 2022-10-18 Adriano Cardace , Riccardo Spezialetti , Pierluigi Zama Ramirez , Samuele Salti , Luigi Di Stefano

Unsupervised domain adaptation (UDA) aims to transfer the knowledge on a labeled source domain distribution to perform well on an unlabeled target domain. Recently, the deep self-training involves an iterative process of predicting on the…

Computer Vision and Pattern Recognition · Computer Science 2021-01-05 Xiaofeng Liu , Bo Hu , Xiongchang Liu , Jun Lu , Jane You , Lingsheng Kong

We develop an algorithm for adapting a semantic segmentation model that is trained using a labeled source domain to generalize well in an unlabeled target domain. A similar problem has been studied extensively in the unsupervised domain…

Machine Learning · Computer Science 2021-01-12 Serban Stan , Mohammad Rostami

Unsupervised Domain Adaptation (UDA) is a learning technique that transfers knowledge learned in the source domain from labelled training data to the target domain with only unlabelled data. It is of significant importance to medical image…

Computer Vision and Pattern Recognition · Computer Science 2023-10-26 Lingrui Li , Yanfeng Zhou , Ge Yang

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