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Visible-infrared person re-identification (ReID) aims to recognize a same person of interest across a network of RGB and IR cameras. Some deep learning (DL) models have directly incorporated both modalities to discriminate persons in a…

Computer Vision and Pattern Recognition · Computer Science 2022-09-21 Mahdi Alehdaghi , Arthur Josi , Rafael M. O. Cruz , Eric Granger

A key challenge in visible-infrared person re-identification (V-I ReID) is training a backbone model capable of effectively addressing the significant discrepancies across modalities. State-of-the-art methods that generate a single…

Computer Vision and Pattern Recognition · Computer Science 2025-02-11 Mahdi Alehdaghi , Pourya Shamsolmoali , Rafael M. O. Cruz , Eric Granger

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

Learning modality invariant features is central to the problem of Visible-Thermal cross-modal Person Reidentification (VT-ReID), where query and gallery images come from different modalities. Existing works implicitly align the modalities…

Computer Vision and Pattern Recognition · Computer Science 2021-11-10 Chaitra Jambigi , Ruchit Rawal , Anirban Chakraborty

Unsupervised visible-infrared person re-identification (USVI-ReID) aims to learn modality-invariant image features from unlabeled cross-modal person datasets by reducing the modality gap while minimizing reliance on costly manual…

Computer Vision and Pattern Recognition · Computer Science 2025-09-16 Haonan Shi , Yubin Wang , De Cheng , Lingfeng He , Nannan Wang , Xinbo Gao

This paper proposes a novel CLIP-driven modality-shared representation learning network named CLIP4VI-ReID for VI-ReID task, which consists of Text Semantic Generation (TSG), Infrared Feature Embedding (IFE), and High-level Semantic…

Computer Vision and Pattern Recognition · Computer Science 2025-11-14 Xiaomei Yang , Xizhan Gao , Sijie Niu , Fa Zhu , Guang Feng , Xiaofeng Qu , David Camacho

RGB-infrared person re-identification is an emerging cross-modality re-identification task, which is very challenging due to significant modality discrepancy between RGB and infrared images. In this work, we propose a novel…

Computer Vision and Pattern Recognition · Computer Science 2022-03-17 Zhipeng Huang , Jiawei Liu , Liang Li , Kecheng Zheng , Zheng-Jun Zha

RGB-Infrared person re-identification (RGB-IR Re-ID) aims to match persons from heterogeneous images captured by visible and thermal cameras, which is of great significance in the surveillance system under poor light conditions. Facing…

Computer Vision and Pattern Recognition · Computer Science 2020-12-15 Can Zhang , Hong Liu , Wei Guo , Mang Ye

Video-based Visible-Infrared Person Re-Identification (VVI-ReID) aims to match pedestrian sequences across modalities by extracting modality-invariant sequence-level features. As a high-level semantic representation, language provides a…

Computer Vision and Pattern Recognition · Computer Science 2025-06-04 Shuang Li , Jiaxu Leng , Changjiang Kuang , Mingpi Tan , Xinbo Gao

Unsupervised visible-infrared person re-identification (USL-VI-ReID) endeavors to retrieve pedestrian images of the same identity from different modalities without annotations. While prior work focuses on establishing cross-modality…

Computer Vision and Pattern Recognition · Computer Science 2024-12-09 Lingfeng He , De Cheng , Nannan Wang , Xinbo Gao

For the visible-infrared person re-identification (VI-ReID) task, one of the primary challenges lies in significant cross-modality discrepancy. Existing methods struggle to conduct modality-invariant information mining. They often focus…

Computer Vision and Pattern Recognition · Computer Science 2024-08-21 Yonggan Wu , Ling-Chao Meng , Yuan Zichao , Sixian Chan , Hong-Qiang Wang

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

Unsupervised visible-infrared person re-identification (USL-VI-ReID) is a promising yet challenging retrieval task. The key challenges in USL-VI-ReID are to effectively generate pseudo-labels and establish pseudo-label correspondences…

Computer Vision and Pattern Recognition · Computer Science 2024-07-30 Jiangming Shi , Xiangbo Yin , Yeyun Chen , Yachao Zhang , Zhizhong Zhang , Yuan Xie , Yanyun Qu

Visible-infrared person re-identification (V-I ReID) seeks to match images of individuals captured over a distributed network of RGB and IR cameras. The task is challenging due to the significant differences between V and I modalities,…

Computer Vision and Pattern Recognition · Computer Science 2023-05-02 Arthur Josi , Mahdi Alehdaghi , Rafael M. O. Cruz , Eric Granger

Visible-infrared person re-identification (VI-ReID) aims to match specific pedestrian images from different modalities. Although suffering an extra modality discrepancy, existing methods still follow the softmax loss training paradigm,…

Computer Vision and Pattern Recognition · Computer Science 2023-02-06 Lei Tan , Pingyang Dai , Qixiang Ye , Mingliang Xu , Yongjian Wu , Rongrong Ji

Lifelong person Re-IDentification (LReID) aims to match the same person employing continuously collected individual data from different scenarios. To achieve continuous all-day person matching across day and night, Visible-Infrared Lifelong…

Computer Vision and Pattern Recognition · Computer Science 2025-11-20 Zhenyu Cui , Jiahuan Zhou , Yuxin Peng

Visible-infrared person re-identification (VI Re-ID) aims to match person images between the visible and infrared modalities. Existing VI Re-ID methods mainly focus on extracting homogeneous structural relationships in an image, i.e. the…

Computer Vision and Pattern Recognition · Computer Science 2021-12-03 Yujian Feng , Feng Chen , Jian Yu , Yimu Ji , Fei Wu , Shangdong Liu , Xiao-Yuan Jing

Visible-infrared person re-identification (VI-ReID) is a challenging task that aims to match pedestrian images captured under varying lighting conditions, which has drawn intensive research attention and achieved promising results. However,…

Computer Vision and Pattern Recognition · Computer Science 2025-08-29 Yan Jiang , Hao Yu , Mengting Wei , Zhaodong Sun , Haoyu Chen , Xu Cheng , Guoying Zhao

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

RGB-Infrared person re-identification (RGB-IR Re- ID) is a cross-modality matching problem, where the modality discrepancy is a big challenge. Most existing works use Euclidean metric based constraints to resolve the discrepancy between…

Computer Vision and Pattern Recognition · Computer Science 2021-02-03 Hanrong Ye , Hong Liu , Fanyang Meng , Xia Li