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Related papers: Universal Person Re-Identification

200 papers

Person re-identification (re-id) remains challenging due to significant intra-class variations across different cameras. Recently, there has been a growing interest in using generative models to augment training data and enhance the…

Computer Vision and Pattern Recognition · Computer Science 2021-05-20 Zhedong Zheng , Xiaodong Yang , Zhiding Yu , Liang Zheng , Yi Yang , Jan Kautz

In recent years, supervised person re-identification (re-ID) models have received increasing studies. However, these models trained on the source domain always suffer dramatic performance drop when tested on an unseen domain. Existing…

Computer Vision and Pattern Recognition · Computer Science 2021-02-24 Hao Feng , Minghao Chen , Jinming Hu , Dong Shen , Haifeng Liu , Deng Cai

Recent years have seen an explosion of diverse general purpose pre-training methodologies for computer vision. However, the impact that these pre-training methodologies have on person identification tasks (re-id) remains under-explored. We…

Computer Vision and Pattern Recognition · Computer Science 2026-05-22 Thomas M. Metz , Matthew Q. Hill , Alice J. O'Toole

Unsupervised person re-identification (re-ID) remains a challenging task. While extensive research has focused on the framework design and loss function, this paper shows that sampling strategy plays an equally important role. We analyze…

Computer Vision and Pattern Recognition · Computer Science 2024-12-06 Xumeng Han , Xuehui Yu , Guorong Li , Jian Zhao , Gang Pan , Qixiang Ye , Jianbin Jiao , Zhenjun Han

In real applications, person re-identification (ReID) is expected to retrieve the target person at any time, including both daytime and nighttime, ranging from short-term to long-term. However, existing ReID tasks and datasets can not meet…

Computer Vision and Pattern Recognition · Computer Science 2025-09-23 Xulin Li , Yan Lu , Bin Liu , Jiaze Li , Qinhong Yang , Tao Gong , Qi Chu , Mang Ye , Nenghai Yu

Unsupervised person re-identification (Re-ID) aims to retrieve person images across cameras without any identity labels. Most clustering-based methods roughly divide image features into clusters and neglect the feature distribution noise…

Computer Vision and Pattern Recognition · Computer Science 2023-04-26 Pengna Li , Kangyi Wu , Sanping Zhou. Qianxin Huang , Jinjun Wang

Generalizable image-based person re-identification (Re-ID) aims to recognize individuals across cameras in unseen domains without retraining. While multiple existing approaches address the domain gap through complex architectures, recent…

Computer Vision and Pattern Recognition · Computer Science 2026-02-06 Timur Mamedov , Karina Kvanchiani , Anton Konushin , Vadim Konushin

Object Re-identification (Re-ID) aims to identify specific objects across different times and scenes, which is a widely researched task in computer vision. For a prolonged period, this field has been predominantly driven by deep learning…

Computer Vision and Pattern Recognition · Computer Science 2024-10-23 Mang Ye , Shuoyi Chen , Chenyue Li , Wei-Shi Zheng , David Crandall , Bo Du

Person re-identification (ReID) is a challenging task due to arbitrary human pose variations, background clutters, etc. It has been studied extensively in recent years, but the multifarious local and global features are still not fully…

Computer Vision and Pattern Recognition · Computer Science 2018-10-16 Fan Yang , Ke Yan , Shijian Lu , Huizhu Jia , Xiaodong Xie , Wen Gao

In this paper, we are interested in learning a generalizable person re-identification (re-ID) representation from unlabeled videos. Compared with 1) the popular unsupervised re-ID setting where the training and test sets are typically under…

Computer Vision and Pattern Recognition · Computer Science 2022-11-09 Zhongdao Wang , Zhaopeng Dou , Jingwei Zhang , Liang Zheng , Yifan Sun , Yali Li , Shengjin Wang

Person re-identification is indeed a challenging visual recognition task due to the critical issues of human pose variation, human body occlusion, camera view variation, etc. To address this, most of the state-of-the-art approaches are…

Computer Vision and Pattern Recognition · Computer Science 2018-07-31 Fu Xiong , Yang Xiao , Zhiguo Cao , Kaicheng Gong , Zhiwen Fang , Joey Tianyi Zhou

Generalizable person re-identification (Re-ID) aims to recognize individuals across unseen cameras and environments. While existing methods rely heavily on limited labeled multi-camera data, we propose DynaMix, a novel method that…

Computer Vision and Pattern Recognition · Computer Science 2025-12-29 Timur Mamedov , Anton Konushin , Vadim Konushin

This paper considers the domain adaptive person re-identification (re-ID) problem: learning a re-ID model from a labeled source domain and an unlabeled target domain. Conventional methods are mainly to reduce feature distribution gap…

Computer Vision and Pattern Recognition · Computer Science 2019-04-04 Zhun Zhong , Liang Zheng , Zhiming Luo , Shaozi Li , Yi Yang

Person re-identification (ReID) aims at searching the same identity person among images captured by various cameras. Unsupervised person ReID attracts a lot of attention recently, due to it works without intensive manual annotation and thus…

Computer Vision and Pattern Recognition · Computer Science 2021-03-05 Bo Pang , Deming Zhai , Junjun Jiang , Xianming Liu

Unsupervised visible-infrared person re-identification (UVI-ReID) has recently gained great attention due to its potential for enhancing human detection in diverse environments without labeling. Previous methods utilize intra-modality…

Computer Vision and Pattern Recognition · Computer Science 2024-04-11 Yexin Liu , Weiming Zhang , Athanasios V. Vasilakos , Lin Wang

Deep learning has raised hopes and expectations as a general solution for many applications; indeed it has proven effective, but it also showed a strong dependence on large quantities of data. Luckily, it has been shown that, even when data…

Computer Vision and Pattern Recognition · Computer Science 2019-02-14 Fabio Maria Carlucci

Unsupervised domain adaptive (UDA) person re-identification (ReID) has gained increasing attention for its effectiveness on the target domain without manual annotations. Most fine-tuning based UDA person ReID methods focus on encoding…

Computer Vision and Pattern Recognition · Computer Science 2022-05-20 Jin Ding , Xue Zhou

Due to some complex factors (e.g., occlusion, pose variation and diverse camera perspectives), extracting stronger feature representation in person re-identification remains a challenging task. In this paper, we proposed a novel…

Computer Vision and Pattern Recognition · Computer Science 2024-10-24 Zhangjian Ji , Donglin Cheng , Kai Feng

Clustering-based unsupervised domain adaptive (UDA) person re-identification (ReID) reduces exhaustive annotations. However, owing to unsatisfactory feature embedding and imperfect clustering, pseudo labels for target domain data inherently…

Computer Vision and Pattern Recognition · Computer Science 2022-04-29 Jian Han , Ya-Li li , Shengjin Wang

Person re-identification (Re-ID) aims to match images of the same individual across non-overlapping camera views and remains challenging due to domain shifts caused by variations in illumination, background, camera characteristics, and…

Computer Vision and Pattern Recognition · Computer Science 2026-05-04 Sundas Iqbal , Qing Tian , Danish Ali , Jianping Gou , Weihua Oue