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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

We propose the use of self-supervised learning for human activity recognition with smartphone accelerometer data. Our proposed solution consists of two steps. First, the representations of unlabeled input signals are learned by training a…

Signal Processing · Electrical Eng. & Systems 2021-09-03 Setareh Rahimi Taghanaki , Michael Rainbow , Ali Etemad

To further reduce the cost of semi-supervised domain adaptation (SSDA) labeling, a more effective way is to use active learning (AL) to annotate a selected subset with specific properties. However, domain adaptation tasks are always…

Computer Vision and Pattern Recognition · Computer Science 2022-05-26 Hao Zhang , Ruimao Zhang , Zhanglin Peng , Junle Wang , Yanqing Jing

Unsupervised domain adaptation (UDA) for semantic segmentation has been attracting attention recently, as it could be beneficial for various label-scarce real-world scenarios (e.g., robot control, autonomous driving, medical imaging, etc.).…

Computer Vision and Pattern Recognition · Computer Science 2021-10-11 KwanYong Park , Sanghyun Woo , Inkyu Shin , In So Kweon

Domain Adaptation (DA), the process of effectively adapting task models learned on one domain, the source, to other related but distinct domains, the targets, with no or minimal retraining, is typically accomplished using the process of…

Computer Vision and Pattern Recognition · Computer Science 2019-09-30 Behnam Gholami , Pritish Sahu , Minyoung Kim , Vladimir Pavlovic

In this technical report, we present our submission to the VisDA Challenge in ECCV 2020 and we achieved one of the top-performing results on the leaderboard. Our solution is based on Structured Domain Adaptation (SDA) and Mutual…

Computer Vision and Pattern Recognition · Computer Science 2020-08-25 Yixiao Ge , Shijie Yu , Dapeng Chen

Open compound domain adaptation (OCDA) has emerged as a practical adaptation setting which considers a single labeled source domain against a compound of multi-modal unlabeled target data in order to generalize better on novel unseen…

Computer Vision and Pattern Recognition · Computer Science 2022-07-06 Jogendra Nath Kundu , Akshay Kulkarni , Suvaansh Bhambri , Varun Jampani , R. Venkatesh Babu

Over the past decade, domain adaptation has become a widely studied branch of transfer learning that aims to improve performance on target domains by leveraging knowledge from the source domain. Conventional domain adaptation methods often…

Machine Learning · Computer Science 2023-02-24 Zhiqi Yu , Jingjing Li , Zhekai Du , Lei Zhu , Heng Tao Shen

The success of collaboration between humans and robots in shared environments relies on the robot's real-time adaptation to human motion. Specifically, in Social Navigation, the agent should be close enough to assist but ready to back up to…

The accuracy of deep learning (e.g., convolutional neural networks) for an image classification task critically relies on the amount of labeled training data. Aiming to solve an image classification task on a new domain that lacks labeled…

Computer Vision and Pattern Recognition · Computer Science 2019-01-01 Xianghong Fang , Haoli Bai , Ziyi Guo , Bin Shen , Steven Hoi , Zenglin Xu

Addressing performance degradation in 3D LiDAR semantic segmentation due to domain shifts (e.g., sensor type, geographical location) is crucial for autonomous systems, yet manual annotation of target data is prohibitive. This study…

Computer Vision and Pattern Recognition · Computer Science 2025-07-25 Abhishek Kaushik , Norbert Haala , Uwe Soergel

Rapid progress and superior performance have been achieved for skeleton-based action recognition recently. In this article, we investigate this problem under a cross-dataset setting, which is a new, pragmatic, and challenging task in…

Computer Vision and Pattern Recognition · Computer Science 2022-07-19 Yansong Tang , Xingyu Liu , Xumin Yu , Danyang Zhang , Jiwen Lu , Jie Zhou

Automatic surgical activity recognition enables more intelligent surgical devices and a more efficient workflow. Integration of such technology in new operating rooms has the potential to improve care delivery to patients and decrease…

Computer Vision and Pattern Recognition · Computer Science 2022-07-08 Ali Mottaghi , Aidean Sharghi , Serena Yeung , Omid Mohareri

Multimodal sensors provide complementary information to develop accurate machine-learning methods for human activity recognition (HAR), but introduce significantly higher computational load, which reduces efficiency. This paper proposes an…

Computer Vision and Pattern Recognition · Computer Science 2023-10-13 Ziqi Gao , Yuntao Wang , Jianguo Chen , Junliang Xing , Shwetak Patel , Xin Liu , Yuanchun Shi

Prior to the deployment of robotic systems, pre-training the deep-recognition models on all potential visual cases is infeasible in practice. Hence, test-time adaptation (TTA) allows the model to adapt itself to novel environments and…

Computer Vision and Pattern Recognition · Computer Science 2023-04-18 Junha Song , Kwanyong Park , InKyu Shin , Sanghyun Woo , Chaoning Zhang , In So Kweon

Semantic segmentation is an important sub-task for many applications, but pixel-level ground truth labeling is costly and there is a tendency to overfit the training data, limiting generalization. Unsupervised domain adaptation can…

Computer Vision and Pattern Recognition · Computer Science 2019-12-02 Yue Wang , Yuke Li , James H. Elder , Runmin Wu , Huchuan Lu

Human activity recognition (HAR) using machine learning has shown tremendous promise in detecting construction workers' activities. HAR has many applications in human-robot interaction research to enable robots' understanding of human…

Robotics · Computer Science 2023-08-30 Farid Shahnavaz , Riley Tavassoli , Reza Akhavian

DETR-style detectors stand out amongst in-domain scenarios, but their properties in domain shift settings are under-explored. This paper aims to build a simple but effective baseline with a DETR-style detector on domain shift settings based…

Computer Vision and Pattern Recognition · Computer Science 2022-08-04 Kaixiong Gong , Shuang Li , Shugang Li , Rui Zhang , Chi Harold Liu , Qiang Chen

Learning models on one labeled dataset that generalize well on another domain is a difficult task, as several shifts might happen between the data domains. This is notably the case for lidar data, for which models can exhibit large…

Computer Vision and Pattern Recognition · Computer Science 2024-06-27 Björn Michele , Alexandre Boulch , Gilles Puy , Tuan-Hung Vu , Renaud Marlet , Nicolas Courty

Dysarthric speech detection (DSD) systems aim to detect characteristics of the neuromotor disorder from speech. Such systems are particularly susceptible to domain mismatch where the training and testing data come from the source and target…

Audio and Speech Processing · Electrical Eng. & Systems 2021-07-26 Disong Wang , Liqun Deng , Yu Ting Yeung , Xiao Chen , Xunying Liu , Helen Meng