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Person re-identification (Re-ID) technology plays an increasingly crucial role in intelligent surveillance systems. Widespread occlusion significantly impacts the performance of person Re-ID. Occluded person Re-ID refers to a pedestrian…

Computer Vision and Pattern Recognition · Computer Science 2023-11-02 Enhao Ning , Changshuo Wang , Huang Zhangc , Xin Ning , Prayag Tiwari

The study of Cloth-Changing Person Re-identification (CC-ReID) focuses on retrieving specific pedestrians when their clothing has changed, typically under the assumption that the entire pedestrian images are visible. Pedestrian images in…

Computer Vision and Pattern Recognition · Computer Science 2025-09-05 Zhihao Chen , Yiyuan Ge , Yanyan Lv , Ziyang Wang , Mingya Zhang

Occluded person re-identification (Re-ID) in images captured by multiple cameras is challenging because the target person is occluded by pedestrians or objects, especially in crowded scenes. In addition to the processes performed during…

Computer Vision and Pattern Recognition · Computer Science 2022-12-12 Minjung Kim , MyeongAh Cho , Heansung Lee , Suhwan Cho , Sangyoun Lee

The goal of occluded person re-identification (ReID) is to retrieve specific pedestrians in occluded situations. However, occluded person ReID still suffers from background clutter and low-quality local feature representations, which limits…

Computer Vision and Pattern Recognition · Computer Science 2024-05-02 Zhihao Chen , Yiyuan Ge

Occlusion poses a major challenge for person re-identification (ReID). Existing approaches typically rely on outside tools to infer visible body parts, which may be suboptimal in terms of both computational efficiency and ReID accuracy. In…

Computer Vision and Pattern Recognition · Computer Science 2022-01-04 Pengfei Wang , Changxing Ding , Zhiyin Shao , Zhibin Hong , Shengli Zhang , Dacheng Tao

Occluded person re-identification (Re-ID) aims at addressing the occlusion problem when retrieving the person of interest across multiple cameras. With the promotion of deep learning technology and the increasing demand for intelligent…

Computer Vision and Pattern Recognition · Computer Science 2022-08-01 Yunjie Peng , Saihui Hou , Chunshui Cao , Xu Liu , Yongzhen Huang , Zhiqiang He

Person images captured by surveillance cameras are often occluded by various obstacles, which lead to defective feature representation and harm person re-identification (Re-ID) performance. To tackle this challenge, we propose to…

Computer Vision and Pattern Recognition · Computer Science 2021-05-18 Shijie Yu , Dapeng Chen , Rui Zhao , Haobin Chen , Yu Qiao

Occluded person re-identification focuses on matching partially visible pedestrians across multiple camera views. However, occlusions disrupt body-region cues, thereby complicating cross-view matching. Most person ReID methods built on…

Computer Vision and Pattern Recognition · Computer Science 2026-05-20 Zhangjian Ji , Shaotong Qiao , Kai Feng , Wei Wei

Occluded person re-identification (ReID) is a person retrieval task which aims at matching occluded person images with holistic ones. For addressing occluded ReID, part-based methods have been shown beneficial as they offer fine-grained…

Computer Vision and Pattern Recognition · Computer Science 2024-07-26 Vladimir Somers , Christophe De Vleeschouwer , Alexandre Alahi

Person re-identification (ReID) under occlusions is a challenging problem in video surveillance. Most of existing person ReID methods take advantage of local features to deal with occlusions. However, these methods usually independently…

Computer Vision and Pattern Recognition · Computer Science 2020-02-10 Wanxiang Yang , Yan Yan , Si Chen

Occluded Person Re-Identification (ReID) is a metric learning task that involves matching occluded individuals based on their appearance. While many studies have tackled occlusions caused by objects, multi-person occlusions remain less…

Computer Vision and Pattern Recognition · Computer Science 2025-03-20 Vladimir Somers , Christophe De Vleeschouwer , Alexandre Alahi

In real-world video surveillance applications, person re-identification (ReID) suffers from the effects of occlusions and detection errors. Despite recent advances, occlusions continue to corrupt the features extracted by state-of-art CNN…

Computer Vision and Pattern Recognition · Computer Science 2023-07-25 Madhu Kiran , R Gnana Praveen , Le Thanh Nguyen-Meidine , Soufiane Belharbi , Louis-Antoine Blais-Morin , Eric Granger

Occluded person re-identification (ReID) is a very challenging task due to the occlusion disturbance and incomplete target information. Leveraging external cues such as human pose or parsing to locate and align part features has been proven…

Computer Vision and Pattern Recognition · Computer Science 2023-12-18 Shang Gao , Chenyang Yu , Pingping Zhang , Huchuan Lu

Person re-identification (ReID) plays a critical role in applications such as security surveillance and criminal investigations. Most traditional image-based ReID methods face challenges including occlusions and lighting changes, while text…

Computer Vision and Pattern Recognition · Computer Science 2025-09-03 Jincheng Yan , Yun Wang , Xiaoyan Luo , Yu-Wing Tai

Video person re-identification (re-ID) plays an important role in surveillance video analysis. However, the performance of video re-ID degenerates severely under partial occlusion. In this paper, we propose a novel network, called…

Computer Vision and Pattern Recognition · Computer Science 2019-07-22 Ruibing Hou , Bingpeng Ma , Hong Chang , Xinqian Gu , Shiguang Shan , Xilin Chen

Person Re-Identification (Re-Id) in occlusion scenarios is a challenging problem because a pedestrian can be partially occluded. The use of local information for feature extraction and matching is still necessary. Therefore, we propose a…

Computer Vision and Pattern Recognition · Computer Science 2021-09-09 Zhongxing Ma , Yifan Zhao , Jia Li

Occluded person re-identification (Re-ID) is a challenging task as persons are frequently occluded by various obstacles or other persons, especially in the crowd scenario. To address these issues, we propose a novel end-to-end Part-Aware…

Computer Vision and Pattern Recognition · Computer Science 2021-06-09 Yulin Li , Jianfeng He , Tianzhu Zhang , Xiang Liu , Yongdong Zhang , Feng Wu

Occluded person re-identification (Re-ID) aims to address the potential occlusion problem when matching occluded or holistic pedestrians from different camera views. Many methods use the background as artificial occlusion and rely on…

Computer Vision and Pattern Recognition · Computer Science 2024-02-23 Jiaer Xia , Lei Tan , Pingyang Dai , Mingbo Zhao , Yongjian Wu , Liujuan Cao

Pedestrian re-identification (ReID) is the task of continuously recognising the sameindividual across time and camera views. Researchers of pedestrian ReID and theirGPUs spend enormous energy producing novel algorithms, challenging…

Computer Vision and Pattern Recognition · Computer Science 2020-05-06 Hamish Nicholson

Person re-identification (ReID) is to identify pedestrians observed from different camera views based on visual appearance. It is a challenging task due to large pose variations, complex background clutters and severe occlusions. Recently,…

Computer Vision and Pattern Recognition · Computer Science 2018-05-17 Jing Xu , Rui Zhao , Feng Zhu , Huaming Wang , Wanli Ouyang
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