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Clothes-changing person re-identification (CC-ReID) aims to retrieve images of the same person wearing different outfits. Mainstream researches focus on designing advanced model structures and strategies to capture identity information…

Computer Vision and Pattern Recognition · Computer Science 2024-04-22 Junjie Li , Guanshuo Wang , Fufu Yu , Yichao Yan , Qiong Jia , Shouhong Ding , Xingdong Sheng , Yunhui Liu , Xiaokang Yang

Person re-identification (re-id) aims to match people across non-overlapping camera views. So far the RGB-based appearance is widely used in most existing works. However, when people appeared in extreme illumination or changed clothes, the…

Computer Vision and Pattern Recognition · Computer Science 2017-03-29 Ancong Wu , Wei-Shi Zheng , Jianhuang Lai

We investigate unsupervised person re-identification (Re-ID) with clothes change, a new challenging problem with more practical usability and scalability to real-world deployment. Most existing re-id methods artificially assume the clothes…

Computer Vision and Pattern Recognition · Computer Science 2024-01-24 Mingkun Li , Shupeng Cheng , Peng Xu , Xiatian Zhu , Chun-Guang Li , Jun Guo

Deep learning technology promotes the rapid development of person re-identifica-tion (re-ID). However, some challenges are still existing in the open-world. First, the existing re-ID research usually assumes only one factor variable (view,…

Computer Vision and Pattern Recognition · Computer Science 2021-02-23 Yaguan Qian , Anlin Sun

Person reidentification (ReID) is a very hot research topic in machine learning and computer vision, and many person ReID approaches have been proposed; however, most of these methods assume that the same person has the same clothes within…

Computer Vision and Pattern Recognition · Computer Science 2021-08-11 Zan Gao , Hongwei Wei , Weili Guan , Weizhi Nie , Meng Liu , Meng Wang

Cloth-changing person re-identification is a subject closer to the real world, which focuses on solving the problem of person re-identification after pedestrians change clothes. The primary challenge in this field is to overcome the complex…

Computer Vision and Pattern Recognition · Computer Science 2025-01-16 Shengxun Wei , Zan Gao , Chunjie Ma , Yibo Zhao , Weili Guan , Shengyong Chen

Cloth-changing person reidentification (ReID) is a newly emerging research topic that aims to retrieve pedestrians whose clothes are changed. Since the human appearance with different clothes exhibits large variations, it is very difficult…

Computer Vision and Pattern Recognition · Computer Science 2023-11-20 Zan Gao , Hongwei Wei , Weili Guan , Jie Nie , Meng Wang , Shenyong Chen

Clothes-Changing Re-Identification (CC-ReID) aims to recognize individuals across different locations and times, irrespective of clothing. Existing methods often rely on additional models or annotations to learn robust, clothing-invariant…

Computer Vision and Pattern Recognition · Computer Science 2025-07-11 Priyank Pathak , Yogesh S. Rawat

In public safety and social life, the task of Clothes-Changing Person Re-Identification (CC-ReID) has become increasingly significant. However, this task faces considerable challenges due to appearance changes caused by clothing…

Computer Vision and Pattern Recognition · Computer Science 2024-10-30 Yongkang Ding , Rui Mao , Hanyue Zhu , Anqi Wang , Liyan Zhang

RGB-Infrared (RGB-IR) person re-identification (ReID) is a technology where the system can automatically identify the same person appearing at different parts of a video when light is unavailable. The critical challenge of this task is the…

Computer Vision and Pattern Recognition · Computer Science 2020-07-16 Ziyue Zhang , Shuai Jiang , Congzhentao Huang , Yang Li , Richard Yi Da Xu

Current clothes-changing person re-identification (re-id) approaches usually perform retrieval based on clothes-irrelevant features, while neglecting the potential of clothes-relevant features. However, we observe that relying solely on…

Computer Vision and Pattern Recognition · Computer Science 2024-12-19 Jiahe Zhao , Ruibing Hou , Hong Chang , Xinqian Gu , Bingpeng Ma , Shiguang Shan , Xilin Chen

RGB-Infrared (IR) person re-identification is an important and challenging task due to large cross-modality variations between RGB and IR images. Most conventional approaches aim to bridge the cross-modality gap with feature alignment by…

Computer Vision and Pattern Recognition · Computer Science 2019-10-30 Guan'an Wang , Tianzhu Zhang , Jian Cheng , Si Liu , Yang Yang , Zengguang Hou

Person re-identification (Re-ID) aims at retrieving an input person image from a set of images captured by multiple cameras. Although recent Re-ID methods have made great success, most of them extract features in terms of the attributes of…

Computer Vision and Pattern Recognition · Computer Science 2020-08-20 Boqiang Xu , Lingxiao He , Xingyu Liao , Wu Liu , Zhenan Sun , Tao Mei

In the Clothes-Changing Re-Identification (CC-ReID) problem, given a query sample of a person, the goal is to determine the correct identity based on a labeled gallery in which the person appears in different clothes. Several models tackle…

Computer Vision and Pattern Recognition · Computer Science 2023-11-22 Daniel Arkushin , Bar Cohen , Shmuel Peleg , Ohad Fried

Person Re-Identification (ReID) aims to recognize a person-of-interest across different places and times. Existing ReID methods rely on images or videos collected using RGB cameras. They extract appearance features like clothes, shoes,…

Computer Vision and Pattern Recognition · Computer Science 2020-04-03 Lijie Fan , Tianhong Li , Rongyao Fang , Rumen Hristov , Yuan Yuan , Dina Katabi

Cloth-Changing Person Re-identification (CC-ReID) aims to solve the challenge of identifying individuals across different temporal-spatial scenarios, viewpoints, and clothing variations. This field is gaining increasing attention in big…

Computer Vision and Pattern Recognition · Computer Science 2025-03-04 Ruiqi He , Zihan Wang , Xiang Zhou

Clothing-change person re-identification (CC Re-ID) has attracted increasing attention in recent years due to its application prospect. Most existing works struggle to adequately extract the ID-related information from the original RGB…

Computer Vision and Pattern Recognition · Computer Science 2025-01-13 Haoxuan Xu , Bo Li , Guanglin Niu

Person Re-Identification (ReID) faces severe challenges from modality discrepancy and clothing variation in long-term surveillance scenario. While existing studies have made significant progress in either Visible-Infrared ReID (VI-ReID) or…

Computer Vision and Pattern Recognition · Computer Science 2026-04-06 Haoxuan Xu , Hanzi Wang , Guanglin Niu

RGB-Infrared person re-identification (RGB-IR ReID) aims to associate people across disjoint RGB and IR camera views. Currently, state-of-the-art performance of RGB-IR ReID is not as impressive as that of conventional ReID. Much of that is…

Computer Vision and Pattern Recognition · Computer Science 2022-04-27 Lin Wan , Qianyan Jing , Zongyuan Sun , Chuang Zhang , Zhihang Li , Yehansen Chen

Long-Term Person Re-Identification (LT-ReID) has become increasingly crucial in computer vision and biometrics. In this work, we aim to extend LT-ReID beyond pedestrian recognition to include a wider range of real-world human activities…

Computer Vision and Pattern Recognition · Computer Science 2023-09-22 Feng Liu , Minchul Kim , ZiAng Gu , Anil Jain , Xiaoming Liu