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Related papers: Self-Ensemling for 3D Point Cloud Domain Adaption

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Domain adaptation (DA) is the topical problem of adapting models from labelled source datasets so that they perform well on target datasets where only unlabelled or partially labelled data is available. Many methods have been proposed to…

Computer Vision and Pattern Recognition · Computer Science 2020-07-28 Da Li , Timothy Hospedales

Deep neural networks (DNNs) can learn accurately from large quantities of labeled input data, but often fail to do so when labelled data are scarce. DNNs sometimes fail to generalize ontest data sampled from different input distributions.…

Geophysics · Physics 2025-04-15 M Quamer Nasim , Tannistha Maiti , Ayush Srivastava , Tarry Singh , Jie Mei

Semantic segmentation networks, which are essential for robotic perception, often suffer from performance degradation when the visual distribution of the deployment environment differs from that of the source dataset on which they were…

Robotics · Computer Science 2026-02-17 Michele Antonazzi , Lorenzo Signorelli , Matteo Luperto , Nicola Basilico

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

Arguably one of the top success stories of deep learning is transfer learning. The finding that pre-training a network on a rich source set (eg., ImageNet) can help boost performance once fine-tuned on a usually much smaller target set, has…

Computer Vision and Pattern Recognition · Computer Science 2020-11-24 Saining Xie , Jiatao Gu , Demi Guo , Charles R. Qi , Leonidas J. Guibas , Or Litany

Most existing studies on unsupervised domain adaptation (UDA) assume that each domain's training samples come with domain labels (e.g., painting, photo). Samples from each domain are assumed to follow the same distribution and the domain…

Computer Vision and Pattern Recognition · Computer Science 2022-07-27 Zhongying Deng , Kaiyang Zhou , Da Li , Junjun He , Yi-Zhe Song , Tao Xiang

Unsupervised domain adaptation (UDA) aims to transfer the knowledge from the labeled source domain to the unlabeled target domain. Existing self-training based UDA approaches assign pseudo labels for target data and treat them as ground…

Computer Vision and Pattern Recognition · Computer Science 2021-03-10 Xiaoqing Guo , Chen Yang , Baopu Li , Yixuan Yuan

Deep learning-solutions for hand-object 3D pose and shape estimation are now very effective when an annotated dataset is available to train them to handle the scenarios and lighting conditions they will encounter at test time.…

Computer Vision and Pattern Recognition · Computer Science 2020-12-22 Mengshi Qi , Edoardo Remelli , Mathieu Salzmann , Pascal Fua

Data-driven based approaches, in spite of great success in many tasks, have poor generalization when applied to unseen image domains, and require expensive cost of annotation especially for dense pixel prediction tasks such as semantic…

Computer Vision and Pattern Recognition · Computer Science 2021-03-09 Shuaijun Chen , Xu Jia , Jianzhong He , Yongjie Shi , Jianzhuang Liu

This paper explores the use of self-ensembling for visual domain adaptation problems. Our technique is derived from the mean teacher variant (Tarvainen et al., 2017) of temporal ensembling (Laine et al;, 2017), a technique that achieved…

Computer Vision and Pattern Recognition · Computer Science 2018-09-25 Geoffrey French , Michal Mackiewicz , Mark Fisher

Unsupervised domain adaptation has received significant attention in recent years. Most of existing works tackle the closed-set scenario, assuming that the source and target domains share the exactly same categories. In practice,…

Computer Vision and Pattern Recognition · Computer Science 2020-06-12 Yingwei Pan , Ting Yao , Yehao Li , Chong-Wah Ngo , Tao Mei

Though a number of point cloud learning methods have been proposed to handle unordered points, most of them are supervised and require labels for training. By contrast, unsupervised learning of point cloud data has received much less…

Computer Vision and Pattern Recognition · Computer Science 2023-01-25 Jincen Jiang , Xuequan Lu , Wanli Ouyang , Meili Wang

We consider the problem of source-free unsupervised category-level pose estimation from only RGB images to a target domain without any access to source domain data or 3D annotations during adaptation. Collecting and annotating real-world 3D…

Computer Vision and Pattern Recognition · Computer Science 2024-01-22 Prakhar Kaushik , Aayush Mishra , Adam Kortylewski , Alan Yuille

Manual annotation of large-scale point cloud dataset for varying tasks such as 3D object classification, segmentation and detection is often laborious owing to the irregular structure of point clouds. Self-supervised learning, which…

Computer Vision and Pattern Recognition · Computer Science 2022-03-25 Mohamed Afham , Isuru Dissanayake , Dinithi Dissanayake , Amaya Dharmasiri , Kanchana Thilakarathna , Ranga Rodrigo

The divergence between labeled training data and unlabeled testing data is a significant challenge for recent deep learning models. Unsupervised domain adaptation (UDA) attempts to solve such a problem. Recent works show that self-training…

Computer Vision and Pattern Recognition · Computer Science 2020-08-28 Ke Mei , Chuang Zhu , Jiaqi Zou , Shanghang Zhang

Unsupervised domain adaption (UDA) is a transfer learning task where the data and annotations of the source domain are available but only have access to the unlabeled target data during training. Most previous methods try to minimise the…

Computer Vision and Pattern Recognition · Computer Science 2022-11-17 Xinyao Shu , Shiyang Yan , Zhenyu Lu , Xinshao Wang , Yuan Xie

3D point cloud semantic segmentation is a challenging topic in the computer vision field. Most of the existing methods in literature require a large amount of fully labeled training data, but it is extremely time-consuming to obtain these…

Computer Vision and Pattern Recognition · Computer Science 2022-04-07 Shuang Deng , Qiulei Dong , Bo Liu , Zhanyi Hu

Semi-supervised domain adaptation (SSDA) is quite a challenging problem requiring methods to overcome both 1) overfitting towards poorly annotated data and 2) distribution shift across domains. Unfortunately, a simple combination of domain…

Computer Vision and Pattern Recognition · Computer Science 2022-12-07 Can Qin , Lichen Wang , Qianqian Ma , Yu Yin , Huan Wang , Yun Fu

Recent progress of self-supervised visual representation learning has achieved remarkable success on many challenging computer vision benchmarks. However, whether these techniques can be used for domain adaptation has not been explored. In…

Computer Vision and Pattern Recognition · Computer Science 2019-12-12 Jiaolong Xu , Liang Xiao , Antonio M. Lopez

The vulnerability of 3D point cloud analysis to unpredictable rotations poses an open yet challenging problem: orientation-aware 3D domain generalization. Cross-domain robustness and adaptability of 3D representations are crucial but not…

Computer Vision and Pattern Recognition · Computer Science 2025-02-05 Bangzhen Liu , Chenxi Zheng , Xuemiao Xu , Cheng Xu , Huaidong Zhang , Shengfeng He