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Person re-identification (Re-ID) models usually show a limited performance when they are trained on one dataset and tested on another dataset due to the inter-dataset bias (e.g. completely different identities and backgrounds) and the…

Computer Vision and Pattern Recognition · Computer Science 2021-04-29 Jiajie Tian , Zhu Teng , Rui Li , Yan Li , Baopeng Zhang , Jianping Fan

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 (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

Person re-identification (Re-ID) is a classical computer vision task and has achieved great progress so far. Recently, long-term Re-ID with clothes-changing has attracted increasing attention. However, existing methods mainly focus on…

Computer Vision and Pattern Recognition · Computer Science 2022-11-22 Likai Wang , Xiangqun Zhang , Ruize Han , Jialin Yang , Xiaoyu Li , Wei Feng , Song Wang

Person Re-identification (ReID) is to identify the same person across different cameras. It is a challenging task due to the large variations in person pose, occlusion, background clutter, etc How to extract powerful features is a…

Computer Vision and Pattern Recognition · Computer Science 2017-10-19 Dangwei Li , Xiaotang Chen , Zhang Zhang , Kaiqi Huang

This paper presents an approach to tackle the re-identification problem. This is a challenging problem due to the large variation of pose, illumination or camera view. More and more datasets are available to train machine learning models…

Computer Vision and Pattern Recognition · Computer Science 2018-07-26 Matthieu Ospici , Antoine Cecchi

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

Lifelong person re-identification (LReID) aims to continuously adapt to new domains while mitigating catastrophic forgetting. While replay-based methods effectively alleviate forgetting, they are constrained by strict memory budgets,…

Computer Vision and Pattern Recognition · Computer Science 2026-03-16 Mingyu Wang , Wei Jiang , Haojie Liu , Zhiyong Li , Q. M. Jonathan Wu

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

Description-based person re-identification (Re-id) is an important task in video surveillance that requires discriminative cross-modal representations to distinguish different people. It is difficult to directly measure the similarity…

Computer Vision and Pattern Recognition · Computer Science 2019-06-25 Kai Niu , Yan Huang , Wanli Ouyang , Liang Wang

Person re-identification (ReID) is a well-known problem in the field of computer vision. The primary objective is to identify a specific individual within a gallery of images. However, this task is challenging due to various factors, such…

Computer Vision and Pattern Recognition · Computer Science 2023-09-28 Vipin Gautam , Shitala Prasad , Sharad Sinha

Person re-identification (re-ID) aims to tackle the problem of matching identities across non-overlapping cameras. Supervised approaches require identity information that may be difficult to obtain and are inherently biased towards the…

Computer Vision and Pattern Recognition · Computer Science 2024-11-08 Siddharth Seth , Akash Sonth , Anirban Chakraborty

Person Re-Identification (ReID) is a fundamental task in computer vision with critical applications in surveillance and security. Despite progress in recent years, most existing ReID models often struggle to generalize across diverse…

Computer Vision and Pattern Recognition · Computer Science 2025-06-11 Alireza Sedighi Moghaddam , Fatemeh Anvari , Mohammadjavad Mirshekari Haghighi , Mohammadali Fakhari , Mohammad Reza Mohammadi

The visual appearance of a person is easily affected by many factors like pose variations, viewpoint changes and camera parameter differences. This makes person Re-Identification (ReID) among multiple cameras a very challenging task. This…

Computer Vision and Pattern Recognition · Computer Science 2016-11-15 Chi Su , Shiliang Zhang , Junliang Xing , Wen Gao , Qi Tian

With the rapid advancements in deep learning technologies, person re-identification (ReID) has witnessed remarkable performance improvements. However, the majority of prior works have traditionally focused on solving the problem via…

Computer Vision and Pattern Recognition · Computer Science 2024-01-15 Huiyuan Fu , Kuilong Cui , Chuanming Wang , Mengshi Qi , Huadong Ma

Recent advancements in adapting vision-language pre-training models like CLIP for person re-identification (ReID) tasks often rely on complex adapter design or modality-specific tuning while neglecting cross-modal interaction, leading to…

Computer Vision and Pattern Recognition · Computer Science 2025-07-02 Yunfei Xie , Yuxuan Cheng , Juncheng Wu , Haoyu Zhang , Yuyin Zhou , Shoudong Han

Contrastive Language-Image Pre-Training (CLIP) model excels in traditional person re-identification (ReID) tasks due to its inherent advantage in generating textual descriptions for pedestrian images. However, applying CLIP directly to…

Computer Vision and Pattern Recognition · Computer Science 2024-10-01 Xuan Tan , Xun Gong , Yang Xiang

Existing person re-identification (re-ID) research mainly focuses on pedestrian identity matching across cameras in adjacent areas. However, in reality, it is inevitable to face the problem of pedestrian identity matching across…

Computer Vision and Pattern Recognition · Computer Science 2023-07-18 Huafeng Li , Yanmei Mao , Yafei Zhang , Guanqiu Qi , Zhengtao Yu

Unlike conventional person re-identification (ReID), clothes-changing ReID (CC-ReID) presents severe challenges due to substantial appearance variations introduced by clothing changes. In this work, we propose the Quality-Aware Dual-Branch…

Computer Vision and Pattern Recognition · Computer Science 2026-01-28 Yuxiang Wang , Kunming Jiang , Tianxiang Zhang , Ke Tian , Gaozhe Jiang

The objective of person re-identification (re-ID) is to retrieve a person's images from an image gallery, given a single instance of the person of interest. Despite several advancements, learning discriminative identity-sensitive and…

Computer Vision and Pattern Recognition · Computer Science 2021-06-02 Arnab Karmakar , Deepak Mishra
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