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Many existing unsupervised domain adaptation (UDA) methods primarily focus on covariate shift, limiting their effectiveness in imbalanced domain adaptation (IDA) where both covariate shift and label shift coexist. Recent IDA methods have…

Computer Vision and Pattern Recognition · Computer Science 2024-12-31 Xiaona Sun , Zhenyu Wu , Zhiqiang Zhan , Yang Ji

We present an approach for encoding visual task relationships to improve model performance in an Unsupervised Domain Adaptation (UDA) setting. Semantic segmentation and monocular depth estimation are shown to be complementary tasks; in a…

Computer Vision and Pattern Recognition · Computer Science 2021-07-06 Suman Saha , Anton Obukhov , Danda Pani Paudel , Menelaos Kanakis , Yuhua Chen , Stamatios Georgoulis , Luc Van Gool

By leveraging data from a fully labeled source domain, unsupervised domain adaptation (UDA) improves classification performance on an unlabeled target domain through explicit discrepancy minimization of data distribution or adversarial…

Computer Vision and Pattern Recognition · Computer Science 2021-12-06 Shengjia Zhang , Tiancheng Lin , Yi Xu

Traversability prediction is a fundamental perception capability for autonomous navigation. Deep neural networks (DNNs) have been widely used to predict traversability during the last decade. The performance of DNNs is significantly boosted…

Computer Vision and Pattern Recognition · Computer Science 2023-06-27 Zheng Chen , Durgakant Pushp , Jason M. Gregory , Lantao Liu

Recent deep networks achieved state of the art performance on a variety of semantic segmentation tasks. Despite such progress, these models often face challenges in real world `wild tasks' where large difference between labeled…

Computer Vision and Pattern Recognition · Computer Science 2018-10-26 Yang Zou , Zhiding Yu , B. V. K. Vijaya Kumar , Jinsong Wang

Despite great progress in supervised semantic segmentation,a large performance drop is usually observed when deploying the model in the wild. Domain adaptation methods tackle the issue by aligning the source domain and the target domain.…

Computer Vision and Pattern Recognition · Computer Science 2020-07-21 Haoran Wang , Tong Shen , Wei Zhang , Lingyu Duan , Tao Mei

Unsupervised domain adaptation (UDA) is to learn classification models that make predictions for unlabeled data on a target domain, given labeled data on a source domain whose distribution diverges from the target one. Mainstream UDA…

Computer Vision and Pattern Recognition · Computer Science 2021-04-09 Hui Tang , Xiatian Zhu , Ke Chen , Kui Jia , C. L. Philip Chen

Extensive Unsupervised Domain Adaptation (UDA) studies have shown great success in practice by learning transferable representations across a labeled source domain and an unlabeled target domain with deep models. However, previous works…

Machine Learning · Computer Science 2021-09-03 Muhammad Awais , Fengwei Zhou , Hang Xu , Lanqing Hong , Ping Luo , Sung-Ho Bae , Zhenguo Li

In this work, we address the task of unsupervised domain adaptation (UDA) for semantic segmentation in presence of multiple target domains: The objective is to train a single model that can handle all these domains at test time. Such a…

Computer Vision and Pattern Recognition · Computer Science 2021-09-16 Antoine Saporta , Tuan-Hung Vu , Matthieu Cord , Patrick Pérez

We consider unsupervised domain adaptation (UDA), where labeled data from a source domain (e.g., photographs) and unlabeled data from a target domain (e.g., sketches) are used to learn a classifier for the target domain. Conventional UDA…

Machine Learning · Computer Science 2022-12-05 Kendrick Shen , Robbie Jones , Ananya Kumar , Sang Michael Xie , Jeff Z. HaoChen , Tengyu Ma , Percy Liang

Unsupervised domain adaptation (UDA) and semi-supervised learning (SSL) are two typical strategies to reduce expensive manual annotations in machine learning. In order to learn effective models for a target task, UDA utilizes the available…

Machine Learning · Computer Science 2021-06-02 Yabin Zhang , Haojian Zhang , Bin Deng , Shuai Li , Kui Jia , Lei Zhang

Deep learning techniques have been widely used in autonomous driving systems for the semantic understanding of urban scenes. However, they need a huge amount of labeled data for training, which is difficult and expensive to acquire. A…

Computer Vision and Pattern Recognition · Computer Science 2020-03-03 Umberto Michieli , Matteo Biasetton , Gianluca Agresti , Pietro Zanuttigh

Adversarial learning has achieved remarkable performances for unsupervised domain adaptation (UDA). Existing adversarial UDA methods typically adopt an additional discriminator to play the min-max game with a feature extractor. However,…

Computer Vision and Pattern Recognition · Computer Science 2022-04-11 Lin Chen , Huaian Chen , Zhixiang Wei , Xin Jin , Xiao Tan , Yi Jin , Enhong Chen

Continual learning is a process that involves training learning agents to sequentially master a stream of tasks or classes without revisiting past data. The challenge lies in leveraging previously acquired knowledge to learn new tasks…

Machine Learning · Computer Science 2024-02-21 Marcus de Carvalho , Mahardhika Pratama , Jie Zhang , Chua Haoyan , Edward Yapp

Unsupervised domain adaptation (UDA) is important for applications where large scale annotation of representative data is challenging. For semantic segmentation in particular, it helps deploy on real "target domain" data models that are…

Computer Vision and Pattern Recognition · Computer Science 2019-08-20 Tuan-Hung Vu , Himalaya Jain , Maxime Bucher , Matthieu Cord , Patrick Pérez

Unsupervised Domain Adaptation (UDA) aims at improving the generalization capability of a model trained on a source domain to perform well on a target domain for which no labeled data is available. In this paper, we consider the semantic…

Computer Vision and Pattern Recognition · Computer Science 2020-04-28 Teo Spadotto , Marco Toldo , Umberto Michieli , Pietro Zanuttigh

Unsupervised domain adaptation aims to align a labeled source domain and an unlabeled target domain, but it requires to access the source data which often raises concerns in data privacy, data portability and data transmission efficiency.…

Computer Vision and Pattern Recognition · Computer Science 2022-06-07 Jiaxing Huang , Dayan Guan , Aoran Xiao , Shijian Lu

Unsupervised domain adaptation (UDA) aims to transfer knowledge learned from a labeled source domain to an unlabeled target domain. Contrastive learning (CL) in the context of UDA can help to better separate classes in feature space.…

Computer Vision and Pattern Recognition · Computer Science 2022-06-09 Mingxuan Gu , Sulaiman Vesal , Mareike Thies , Zhaoya Pan , Fabian Wagner , Mirabela Rusu , Andreas Maier , Ronak Kosti

Domain adaptation is one of the most crucial techniques to mitigate the domain shift problem, which exists when transferring knowledge from an abundant labeled sourced domain to a target domain with few or no labels. Partial domain…

Computer Vision and Pattern Recognition · Computer Science 2020-09-22 Youshan Zhang , Brian D. Davison

Unsupervised domain adaptation (UDA) is the task of modifying a statistical model trained on labeled data from a source domain to achieve better performance on data from a target domain, with access to only unlabeled data in the target…

Computation and Language · Computer Science 2023-04-06 Timothy A Miller