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Segment Anything Model 2 (SAM2) has emerged as a strong base model in various pinhole imaging segmentation tasks. However, when applying it to $360^\circ$ domain, the significant field-of-view (FoV) gap between pinhole ($70^\circ \times…

Computer Vision and Pattern Recognition · Computer Science 2025-10-14 Ding Zhong , Xu Zheng , Chenfei Liao , Yuanhuiyi Lyu , Jialei Chen , Shengyang Wu , Linfeng Zhang , Xuming Hu

Unsupervised domain adaptation (UDA) has been a potent technique to handle the lack of annotations in the target domain, particularly in semantic segmentation task. This study introduces a different UDA scenarios where the target domain…

Computer Vision and Pattern Recognition · Computer Science 2024-04-16 Fei Pan , Xu Yin , Seokju Lee , Axi Niu , Sungeui Yoon , In So Kweon

Unsupervised Domain Adaptation (UDA) is a critical challenge in real-world vision systems, especially in resource-constrained environments like drones, where memory and computation are limited. Existing prompt-driven UDA methods typically…

Computer Vision and Pattern Recognition · Computer Science 2025-06-23 Yasir Ali Farrukh , Syed Wali , Irfan Khan , Nathaniel D. Bastian

Contemporary domain adaptive semantic segmentation aims to address data annotation challenges by assuming that target domains are completely unannotated. However, annotating a few target samples is usually very manageable and worthwhile…

Computer Vision and Pattern Recognition · Computer Science 2021-06-08 Jiaxing Huang , Dayan Guan , Aoran Xiao , Shijian Lu

Unsupervised Domain Adaptive Semantic Segmentation (UDA-SS) aims to transfer the supervision from a labeled source domain to an unlabeled target domain. The majority of existing UDA-SS works typically consider images whilst recent attempts…

Computer Vision and Pattern Recognition · Computer Science 2025-10-06 Zhe Zhang , Gaochang Wu , Jing Zhang , Xiatian Zhu , Dacheng Tao , Tianyou Chai

Unsupervised domain adaptation (UDA) transfers knowledge from a label-rich source domain to a fully-unlabeled target domain. To tackle this task, recent approaches resort to discriminative domain transfer in virtue of pseudo-labels to…

Computer Vision and Pattern Recognition · Computer Science 2019-05-21 Chaoqi Chen , Weiping Xie , Wenbing Huang , Yu Rong , Xinghao Ding , Yue Huang , Tingyang Xu , Junzhou Huang

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

Domain adaptive semantic segmentation enables robust pixel-wise understanding in real-world driving scenes. Source-free domain adaptation, as a more practical technique, addresses the concerns of data privacy and storage limitations in…

Computer Vision and Pattern Recognition · Computer Science 2024-03-27 Yihong Cao , Hui Zhang , Xiao Lu , Zheng Xiao , Kailun Yang , Yaonan Wang

Unsupervised Domain Adaptation (UDA) can effectively address domain gap issues in real-world image Super-Resolution (SR) by accessing both the source and target data. Considering privacy policies or transmission restrictions of source data…

Computer Vision and Pattern Recognition · Computer Science 2024-03-21 Yuang Ai , Xiaoqiang Zhou , Huaibo Huang , Lei Zhang , Ran He

The aim of this paper is to give an overview of the recent advancements in the Unsupervised Domain Adaptation (UDA) of deep networks for semantic segmentation. This task is attracting a wide interest, since semantic segmentation models…

Computer Vision and Pattern Recognition · Computer Science 2020-05-25 Marco Toldo , Andrea Maracani , Umberto Michieli , Pietro Zanuttigh

The success of deep learning in computer vision is mainly attributed to an abundance of data. However, collecting large-scale data is not always possible, especially for the supervised labels. Unsupervised domain adaptation (UDA) aims to…

Computer Vision and Pattern Recognition · Computer Science 2018-01-01 Jiren Jin , Richard G. Calland , Takeru Miyato , Brian K. Vogel , Hideki Nakayama

Unsupervised domain adaptation (UDA) aims to transfer knowledge learned from a labeled source domain to an unlabeled and unseen target domain, which is usually trained on data from both domains. Access to the source domain data at the…

Computer Vision and Pattern Recognition · Computer Science 2021-06-24 Xiaofeng Liu , Fangxu Xing , Chao Yang , Georges El Fakhri , Jonghye Woo

In recent years, there has been tremendous progress in the field of semantic segmentation. However, one remaining challenging problem is that segmentation models do not generalize to unseen domains. To overcome this problem, one either has…

Computer Vision and Pattern Recognition · Computer Science 2022-08-16 Robert A. Marsden , Felix Wiewel , Mario Döbler , Yang Yang , Bin Yang

Unsupervised Domain Adaptation (UDA) enables strong generalization from a labeled source domain to an unlabeled target domain, often with limited data. In parallel, Vision Foundation Models (VFMs) pretrained at scale without labels have…

Computer Vision and Pattern Recognition · Computer Science 2025-08-12 Brunó B. Englert , Gijs Dubbelman

This paper investigates a valuable setting called few-shot unsupervised domain adaptation (FS-UDA), which has not been sufficiently studied in the literature. In this setting, the source domain data are labelled, but with few-shot per…

Computer Vision and Pattern Recognition · Computer Science 2021-08-09 Shengqi Huang , Wanqi Yang , Lei Wang , Luping Zhou , Ming Yang

Source-Free Domain Adaptation (SFDA) is an emerging area of research that aims to adapt a model trained on a labeled source domain to an unlabeled target domain without accessing the source data. Most of the successful methods in this area…

Computer Vision and Pattern Recognition · Computer Science 2026-01-27 Harsharaj Pathak , Vineeth N Balasubramanian

Convolutional neural network-based approaches have achieved remarkable progress in semantic segmentation. However, these approaches heavily rely on annotated data which are labor intensive. To cope with this limitation, automatically…

Computer Vision and Pattern Recognition · Computer Science 2020-07-16 Fei Pan , Inkyu Shin , Francois Rameau , Seokju Lee , In So Kweon

Unsupervised Domain Adaptation (UDA) aims to learn a predictor model for an unlabeled domain by transferring knowledge from a separate labeled source domain. However, most of these conventional UDA approaches make the strong assumption of…

Machine Learning · Computer Science 2021-04-06 Sk Miraj Ahmed , Dripta S. Raychaudhuri , Sujoy Paul , Samet Oymak , Amit K. Roy-Chowdhury

Unsupervised domain adaptation (UDA) aims to transfer knowledge from a well-labeled source domain to a different but related unlabeled target domain with identical label space. Currently, the main workhorse for solving UDA is domain…

Computer Vision and Pattern Recognition · Computer Science 2022-12-19 Weikai Li , Songcan Chen

Domain adaptation typically requires to access source domain data to utilize their distribution information for domain alignment with the target data. However, in many real-world scenarios, the source data may not be accessible during the…

Image and Video Processing · Electrical Eng. & Systems 2021-09-22 Cheng Chen , Quande Liu , Yueming Jin , Qi Dou , Pheng-Ann Heng