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Domain adaptation seeks to leverage the abundant label information in a source domain to improve classification performance in a target domain with limited labels. While the field has seen extensive methodological development, its…

机器学习 · 统计学 2025-07-31 Elif Vural , Huseyin Karaca

Large-scale labeled training datasets have enabled deep neural networks to excel on a wide range of benchmark vision tasks. However, in many applications it is prohibitively expensive or time-consuming to obtain large quantities of labeled…

计算机视觉与模式识别 · 计算机科学 2018-03-28 Sicheng Zhao , Bichen Wu , Joseph Gonzalez , Sanjit A. Seshia , Kurt Keutzer

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…

机器学习 · 统计学 2019-01-08 Jeroen Manders , Twan van Laarhoven , Elena Marchiori

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…

机器学习 · 统计学 2016-03-28 Ozan Sener , Hyun Oh Song , Ashutosh Saxena , Silvio Savarese

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…

Most research on domain adaptation has focused on the purely unsupervised setting, where no labeled examples in the target domain are available. However, in many real-world scenarios, a small amount of labeled target data is available and…

计算机视觉与模式识别 · 计算机科学 2021-10-20 Yu Zhang , Gongbo Liang , Nathan Jacobs

Recent unsupervised domain adaptation methods based on deep architectures have shown remarkable performance not only in traditional classification tasks but also in more complex problems involving structured predictions (e.g. semantic…

计算机视觉与模式识别 · 计算机科学 2020-08-05 Levi O. Vasconcelos , Massimiliano Mancini , Davide Boscaini , Samuel Rota Bulo , Barbara Caputo , Elisa Ricci

Training models dedicated to semantic segmentation requires a large amount of pixel-wise annotated data. Due to their costly nature, these annotations might not be available for the task at hand. To alleviate this problem, unsupervised…

计算机视觉与模式识别 · 计算机科学 2022-06-07 Fei Pan , Francois Rameau , Junsik Kim , In So Kweon

We present a simple, yet effective, approach for self-supervised 3D human pose estimation. Unlike the prior work, we explore the temporal information next to the multi-view self-supervision. During training, we rely on triangulating 2D body…

计算机视觉与模式识别 · 计算机科学 2021-10-15 Arij Bouazizi , Ulrich Kressel , Vasileios Belagiannis

We present a deployment friendly, fast bottom-up framework for multi-person 3D human pose estimation. We adopt a novel neural representation of multi-person 3D pose which unifies the position of person instances with their corresponding 3D…

计算机视觉与模式识别 · 计算机科学 2020-08-05 Jogendra Nath Kundu , Ambareesh Revanur , Govind Vitthal Waghmare , Rahul Mysore Venkatesh , R. Venkatesh Babu

Along with the recent development of deep neural networks, appearance-based gaze estimation has succeeded considerably when training and testing within the same domain. Compared to the within-domain task, the variance of different domains…

计算机视觉与模式识别 · 计算机科学 2024-07-09 Jiawei Qin , Takuru Shimoyama , Xucong Zhang , Yusuke Sugano

Deep learning models trained on medical images from a source domain (e.g. imaging modality) often fail when deployed on images from a different target domain, despite imaging common anatomical structures. Deep unsupervised domain adaptation…

图像与视频处理 · 电气工程与系统科学 2019-08-14 Cheng Ouyang , Konstantinos Kamnitsas , Carlo Biffi , Jinming Duan , Daniel Rueckert

3D semantic segmentation plays a pivotal role in autonomous driving and road infrastructure analysis, yet state-of-the-art 3D models are prone to severe domain shift when deployed across different datasets. In this paper, we propose an…

计算机视觉与模式识别 · 计算机科学 2026-01-23 Andrew Caunes , Thierry Chateau , Vincent Fremont

Human pose estimation is a fundamental and challenging task in computer vision. Larger-scale and more accurate keypoint annotations, while helpful for improving the accuracy of supervised pose estimation, are often expensive and difficult…

计算机视觉与模式识别 · 计算机科学 2024-04-24 Kexin Meng , Ruirui Li , Daguang Jiang

While deep learning methods hitherto have achieved considerable success in medical image segmentation, they are still hampered by two limitations: (i) reliance on large-scale well-labeled datasets, which are difficult to curate due to the…

图像与视频处理 · 电气工程与系统科学 2022-12-06 Ziyuan Zhao , Fangcheng Zhou , Kaixin Xu , Zeng Zeng , Cuntai Guan , S. Kevin Zhou

Acquiring labeled 6D poses from real images is an expensive and time-consuming task. Though massive amounts of synthetic RGB images are easy to obtain, the models trained on them suffer from noticeable performance degradation due to the…

计算机视觉与模式识别 · 计算机科学 2023-02-16 Dingding Cai , Janne Heikkilä , Esa Rahtu

Domain adaptation (DA) has drawn high interests for its capacity to adapt a model trained on labeled source data to perform well on unlabeled or weakly labeled target data from a different domain. Most common DA techniques require the…

计算机视觉与模式识别 · 计算机科学 2021-04-09 Mathilde Bateson , Hoel Kervadec , Jose Dolz , Herve Lombaert , Ismail Ben Ayed

Although 3D human pose estimation has gained impressive development in recent years, only a few works focus on infants, that have different bone lengths and also have limited data. Directly applying adult pose estimation models typically…

计算机视觉与模式识别 · 计算机科学 2023-11-22 Zhuoran Zhou , Zhongyu Jiang , Wenhao Chai , Cheng-Yen Yang , Lei Li , Jenq-Neng Hwang

Generalising deep models to new data from new centres (termed here domains) remains a challenge. This is largely attributed to shifts in data statistics (domain shifts) between source and unseen domains. Recently, gradient-based…

计算机视觉与模式识别 · 计算机科学 2021-10-05 Xiao Liu , Spyridon Thermos , Alison O'Neil , Sotirios A. Tsaftaris

Deep learning-based 3D human pose estimation performs best when trained on large amounts of labeled data, making combined learning from many datasets an important research direction. One obstacle to this endeavor are the different skeleton…

计算机视觉与模式识别 · 计算机科学 2023-01-02 István Sárándi , Alexander Hermans , Bastian Leibe