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Unsupervised visible infrared person re-identification (USVI-ReID) is a challenging retrieval task that aims to retrieve cross-modality pedestrian images without using any label information. In this task, the large cross-modality variance…

Computer Vision and Pattern Recognition · Computer Science 2024-07-18 Zhizhong Zhang , Jiangming Wang , Xin Tan , Yanyun Qu , Junping Wang , Yong Xie , Yuan Xie

Visible-infrared person re-identification (VI-ReID) enables cross-modality identity matching for all-day surveillance, yet existing methods predominantly focus on the image level or rely heavily on costly identity annotations. While…

Computer Vision and Pattern Recognition · Computer Science 2026-04-24 Zhiyong Li , Wei Jiang , Haojie Liu , Mingyu Wang , Wanchong Xu , Weijie Mao

Currently, most existing person re-identification methods use Instance-Level features, which are extracted only from a single image. However, these Instance-Level features can easily ignore the discriminative information due to the…

Computer Vision and Pattern Recognition · Computer Science 2023-02-07 Leqi Shen , Tao He , Yuchen Guo , Guiguang Ding

RGB-Infrared (IR) person re-identification is very challenging due to the large cross-modality variations between RGB and IR images. The key solution is to learn aligned features to the bridge RGB and IR modalities. However, due to the lack…

Computer Vision and Pattern Recognition · Computer Science 2020-02-19 Guan-An Wang , Tianzhu Zhang. Yang Yang , Jian Cheng , Jianlong Chang , Xu Liang , Zengguang Hou

Visible-infrared person re-identification (VIReID) provides a solution for ReID tasks in 24-hour scenarios; however, significant challenges persist in achieving satisfactory performance due to the substantial discrepancies between visible…

Computer Vision and Pattern Recognition · Computer Science 2025-05-07 Zhihao Gong , Lian Wu , Yong Xu

Video-based person Re-Identification (V-ReID) aims to retrieve specific persons from raw videos captured by non-overlapped cameras. As a fundamental task, it spreads many multimedia and computer vision applications. However, due to the…

Computer Vision and Pattern Recognition · Computer Science 2023-08-08 Xuehu Liu , Pingping Zhang , Huchuan Lu

Visible-infrared person re-identification is challenging due to the large modality gap. To bridge the gap, most studies heavily rely on the correlation of visible-infrared holistic person images, which may perform poorly under severe…

Computer Vision and Pattern Recognition · Computer Science 2023-10-12 Guiwei Zhang , Yongfei Zhang , Zichang Tan

In many visual systems, visual tracking often bases on RGB image sequences, in which some targets are invalid in low-light conditions, and tracking performance is thus affected significantly. Introducing other modalities such as depth and…

Computer Vision and Pattern Recognition · Computer Science 2021-11-12 Chenglong Li , Tianhao Zhu , Lei Liu , Xiaonan Si , Zilin Fan , Sulan Zhai

Graph-based models have achieved great success in person re-identification tasks recently, which compute the graph topology structure (affinities) among different people first and then pass the information across them to achieve stronger…

Computer Vision and Pattern Recognition · Computer Science 2022-11-15 Xulin Li , Yan Lu , Bin Liu , Yating Liu , Guojun Yin , Qi Chu , Jinyang Huang , Feng Zhu , Rui Zhao , Nenghai Yu

Visible-infrared person re-identification (VI-reID) aims at matching cross-modality pedestrian images captured by disjoint visible or infrared cameras. Existing methods alleviate the cross-modality discrepancies via designing different…

Computer Vision and Pattern Recognition · Computer Science 2024-04-12 Zeng YU , Yunxiao Shi

Due to its potential wide applications in video surveillance and other computer vision tasks like tracking, person re-identification (ReID) has become popular and been widely investigated. However, conventional person re-identification can…

Computer Vision and Pattern Recognition · Computer Science 2020-03-03 Xing Fan , Hao Luo , Chi Zhang , Wei Jiang

Visible-Infrared Person Re-Identification (VI-ReID) is a challenging task due to the large modality discrepancy between visible and infrared images, which complicates the alignment of their features into a suitable common space. Moreover,…

Computer Vision and Pattern Recognition · Computer Science 2025-05-02 Neng Dong , Shuanglin Yan , Liyan Zhang , Jinhui Tang

Visible-infrared person re-identification (VI-ReID) is a challenging cross-modality pedestrian retrieval problem. Due to the large intra-class variations and cross-modality discrepancy with large amount of sample noise, it is difficult to…

Computer Vision and Pattern Recognition · Computer Science 2020-07-21 Mang Ye , Jianbing Shen , David J. Crandall , Ling Shao , Jiebo Luo

Recently, Visible-Infrared person Re-Identification (VI-ReID) has achieved remarkable performance on public datasets. However, due to the discrepancies between public datasets and real-world data, most existing VI-ReID algorithms struggle…

Computer Vision and Pattern Recognition · Computer Science 2025-11-21 Nianchang Huang , Yi Xu , Ruida Xi , Ruida Xi , Qiang Zhang

Video-based person re-identification (ReID) in cross-view domains (for example, aerial-ground surveillance) remains an open problem because of extreme viewpoint shifts, scale disparities, and temporal inconsistencies. To address these…

Computer Vision and Pattern Recognition · Computer Science 2025-11-05 Md Rashidunnabi , Kailash A. Hambarde , Vasco Lopes , Joao C. Neves , Hugo Proenca

Visible-infrared person re-identification faces greater challenges than traditional person re-identification due to the significant differences between modalities. In particular, the differences between these modalities make effective…

Computer Vision and Pattern Recognition · Computer Science 2026-03-18 Yiming Wang

Visible-infrared person re-identification (VIReID) primarily deals with matching identities across person images from different modalities. Due to the modality gap between visible and infrared images, cross-modality identity matching poses…

Computer Vision and Pattern Recognition · Computer Science 2024-01-15 Xiaoyan Yu , Neng Dong , Liehuang Zhu , Hao Peng , Dapeng Tao

Video-based visible-infrared person re-identification (VVI-ReID) is challenging due to significant modality feature discrepancies. Spatial-temporal information in videos is crucial, but the accuracy of spatial-temporal information is often…

Computer Vision and Pattern Recognition · Computer Science 2024-12-12 Wenjia Jiang , Xiaoke Zhu , Jiakang Gao , Di Liao

The re-identification (ReID) of individuals over a complex network of cameras is a challenging task, especially under real-world surveillance conditions. Several deep learning models have been proposed for visible-infrared (V-I) person ReID…

Computer Vision and Pattern Recognition · Computer Science 2022-11-23 Arthur Josi , Mahdi Alehdaghi , Rafael M. O. Cruz , Eric Granger

The development of deep learning has facilitated the application of person re-identification (ReID) technology in intelligent security. Visible-infrared person re-identification (VI-ReID) aims to match pedestrians across infrared and…

Computer Vision and Pattern Recognition · Computer Science 2025-01-03 Yiyuan Ge , Zhihao Chen , Ziyang Wang , Jiaju Kang , Mingya Zhang