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The unsupervised domain adaptive person re-identification (re-ID) task has been a challenge because, unlike the general domain adaptive tasks, there is no overlap between the classes of source and target domain data in the person re-ID,…

Computer Vision and Pattern Recognition · Computer Science 2022-01-12 Haopeng Hou

This work focuses on player re-identification in broadcast videos of team sports. Specifically, we focus on identifying the same player in images captured from different camera viewpoints during any given moment of a match. This task…

Computer Vision and Pattern Recognition · Computer Science 2025-07-22 Bharath Comandur

Person re-identification plays a significant role in realistic scenarios due to its various applications in public security and video surveillance. Recently, leveraging the supervised or semi-unsupervised learning paradigms, which benefits…

Computer Vision and Pattern Recognition · Computer Science 2023-01-02 Suncheng Xiang , Hao Chen , Wei Ran , Zefang Yu , Ting Liu , Dahong Qian , Yuzhuo Fu

Person Re-ID has been gaining a lot of attention and nowadays is of fundamental importance in many camera surveillance applications. The task consists of identifying individuals across multiple cameras that have no overlapping views. Most…

Computer Vision and Pattern Recognition · Computer Science 2023-04-28 Lucas Pascotti Valem , Daniel Carlos Guimarães Pedronette

Person re-identification (re-id) aims to match the same person from images taken across multiple cameras. Most existing person re-id methods generally require a large amount of identity labeled data to act as discriminative guideline for…

Computer Vision and Pattern Recognition · Computer Science 2020-09-02 Usman Ali , Bayram Bayramli , Hongtao Lu

Person re-identification (person Re-Id) aims to retrieve the pedestrian images of a same person that captured by disjoint and non-overlapping cameras. Lots of researchers recently focuse on this hot issue and propose deep learning based…

Computer Vision and Pattern Recognition · Computer Science 2019-06-06 Chengyuan Zhang , Lei Zhu , Shichao Zhang

In this paper, we aim to tackle the one-shot person re-identification problem where only one image is labelled for each person, while other images are unlabelled. This task is challenging due to the lack of sufficient labelled training…

Computer Vision and Pattern Recognition · Computer Science 2022-01-21 Hui Li , Jimin Xiao , Mingjie Sun , Eng Gee Lim , Yao Zhao

Unsupervised Domain Adaptation (UDA) for re-identification (re-ID) is a challenging task: to avoid a costly annotation of additional data, it aims at transferring knowledge from a domain with annotated data to a domain of interest with only…

Computer Vision and Pattern Recognition · Computer Science 2021-11-05 Fabian Dubourvieux , Angélique Loesch , Romaric Audigier , Samia Ainouz , Stéphane Canu

Unsupervised video person re-identification (reID) methods usually depend on global-level features. And many supervised reID methods employed local-level features and achieved significant performance improvements. However, applying…

Computer Vision and Pattern Recognition · Computer Science 2022-02-15 Xianghao Zang , Ge Li , Wei Gao , Xiujun Shu

Domain generalizable (DG) person re-identification (ReID) aims to test across unseen domains without access to the target domain data at training time, which is a realistic but challenging problem. In contrast to methods assuming an…

Computer Vision and Pattern Recognition · Computer Science 2022-07-22 Boqiang Xu , Jian Liang , Lingxiao He , Zhenan Sun

In person re-identification (Re-ID), supervised methods usually need a large amount of expensive label information, while unsupervised ones are still unable to deliver satisfactory identification performance. In this paper, we introduce a…

Computer Vision and Pattern Recognition · Computer Science 2021-07-12 Lei Qi , Lei Wang , Jing Huo , Yinghuan Shi , Xin Geng , Yang Gao

Being a cross-camera retrieval task, person re-identification suffers from image style variations caused by different cameras. The art implicitly addresses this problem by learning a camera-invariant descriptor subspace. In this paper, we…

Computer Vision and Pattern Recognition · Computer Science 2018-04-11 Zhun Zhong , Liang Zheng , Zhedong Zheng , Shaozi Li , Yi Yang

The objective of unsupervised person re-identification (Re-ID) is to learn discriminative features without labor-intensive identity annotations. State-of-the-art unsupervised Re-ID methods assign pseudo labels to unlabeled images in the…

Computer Vision and Pattern Recognition · Computer Science 2020-11-30 Hao Chen , Benoit Lagadec , Francois Bremond

Person reidentification (re-ID) has been receiving increasing attention in recent years due to its importance for both science and society. Machine learning and particularly Deep Learning (DL) has become the main re-id tool that allowed…

Computer Vision and Pattern Recognition · Computer Science 2022-07-29 Nikita Gabdullin

Domain generalization person re-identification (DG-ReID) aims to train a model on source domains and generalize well on unseen domains. Vision Transformer usually yields better generalization ability than common CNN networks under…

Computer Vision and Pattern Recognition · Computer Science 2023-09-19 Hao Ni , Yuke Li , Lianli Gao , Heng Tao Shen , Jingkuan Song

Drastic variations in illumination across surveillance cameras make the person re-identification problem extremely challenging. Current large scale re-identification datasets have a significant number of training subjects, but lack…

Computer Vision and Pattern Recognition · Computer Science 2018-04-27 Slawomir Bak , Peter Carr , Jean-Francois Lalonde

Person re-identification has seen significant advancement in recent years. However, the ability of learned models to generalize to unknown target domains still remains limited. One possible reason for this is the lack of large-scale and…

Computer Vision and Pattern Recognition · Computer Science 2020-08-17 Yanan Wang , Shengcai Liao , Ling Shao

The main contribution of this paper is a simple semi-supervised pipeline that only uses the original training set without collecting extra data. It is challenging in 1) how to obtain more training data only from the training set and 2) how…

Computer Vision and Pattern Recognition · Computer Science 2017-08-23 Zhedong Zheng , Liang Zheng , Yi Yang

In this paper, we investigate the generalization problem of person re-identification (re-id), whose major challenge is the distribution shift on an unseen domain. As an important tool of regularizing the distribution, batch normalization…

Computer Vision and Pattern Recognition · Computer Science 2022-03-29 Ke Han , Chenyang Si , Yan Huang , Liang Wang , Tieniu Tan

Generalizable person re-identification (Re-ID) is a very hot research topic in machine learning and computer vision, which plays a significant role in realistic scenarios due to its various applications in public security and video…

Computer Vision and Pattern Recognition · Computer Science 2023-04-20 Suncheng Xiang , Jingsheng Gao , Mengyuan Guan , Jiacheng Ruan , Chengfeng Zhou , Ting Liu , Dahong Qian , Yuzhuo Fu