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Person re-identification aims to match a person's identity across multiple camera streams. Deep neural networks have been successfully applied to the challenging person re-identification task. One remarkable bottleneck is that the existing…

Computer Vision and Pattern Recognition · Computer Science 2018-05-17 Guodong Ding , Shanshan Zhang , Salman Khan , Zhenmin Tang , Jian Zhang , Fatih Porikli

The performance of person re-identification (Re-ID) has been seriously effected by the large cross-view appearance variations caused by mutual occlusions and background clutters. Hence learning a feature representation that can adaptively…

Computer Vision and Pattern Recognition · Computer Science 2021-12-01 Sanping Zhou , Jinjun Wang , Deyu Meng , Yudong Liang , Yihong Gong , Nanning Zheng

Pedestrian detection methods have been significantly improved with the development of deep convolutional neural networks. Nevertheless, detecting small-scaled pedestrians and occluded pedestrians remains a challenging problem. In this…

Computer Vision and Pattern Recognition · Computer Science 2020-11-06 Tianrui Liu , Wenhan Luo , Lin Ma , Jun-Jie Huang , Tania Stathaki , Tianhong Dai

With the recent advancement of deep convolutional neural networks, significant progress has been made in general face recognition. However, the state-of-the-art general face recognition models do not generalize well to occluded face images,…

Computer Vision and Pattern Recognition · Computer Science 2022-08-09 Haibo Qiu , Dihong Gong , Zhifeng Li , Wei Liu , Dacheng Tao

Most research on facial expression recognition (FER) is conducted in highly controlled environments, but its performance is often unacceptable when applied to real-world situations. This is because when unexpected objects occlude the face,…

Computer Vision and Pattern Recognition · Computer Science 2023-07-24 Isack Lee , Eungi Lee , Seok Bong Yoo

Person re-identification (ReID) suffers from a lack of large-scale high-quality training data due to challenges in data privacy and annotation costs. While previous approaches have explored pedestrian generation for data augmentation, they…

Computer Vision and Pattern Recognition · Computer Science 2025-12-03 Changxiao Ma , Chao Yuan , Xincheng Shi , Yuzhuo Ma , Yongfei Zhang , Longkun Zhou , Yujia Zhang , Shangze Li , Yifan Xu

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

With the advancement of face recognition (FR) systems, privacy-preserving face recognition (PPFR) systems have gained popularity for their accurate recognition, enhanced facial privacy protection, and robustness to various attacks. However,…

Computer Vision and Pattern Recognition · Computer Science 2026-02-16 Dong Han , Yong Li , Joachim Denzler

Visible-infrared person re-identification (VI-ReID) aims to retrieve images of the same pedestrian from different modalities, where the challenges lie in the significant modality discrepancy. To alleviate the modality gap, recent methods…

Computer Vision and Pattern Recognition · Computer Science 2024-05-01 Zhihao Qian , Yutian Lin , Bo Du

Cross-spectral person re-identification, which aims to associate identities to pedestrians across different spectra, faces a main challenge of the modality discrepancy. In this paper, we address the problem from both image-level and…

Computer Vision and Pattern Recognition · Computer Science 2023-02-03 Lei Tan , Yukang Zhang , Shengmei Shen , Yan Wang , Pingyang Dai , Xianming Lin , Yongjian Wu , Rongrong Ji

Person re-identification aims to associate images of the same person over multiple non-overlapping camera views at different times. Depending on the human operator, manual re-identification in large camera networks is highly time consuming…

Computer Vision and Pattern Recognition · Computer Science 2019-11-19 Shubham Kumar Singh , Krishna P Miyapuram , Shanmuganathan Raman

Person re-identification (person re-ID) is mostly viewed as an image retrieval problem. This task aims to search a query person in a large image pool. In practice, person re-ID usually adopts automatic detectors to obtain cropped pedestrian…

Computer Vision and Pattern Recognition · Computer Science 2019-06-24 Zhedong Zheng , Liang Zheng , Yi Yang

Pedestrian Detection is the most critical module of an Autonomous Driving system. Although a camera is commonly used for this purpose, its quality degrades severely in low-light night time driving scenarios. On the other hand, the quality…

Computer Vision and Pattern Recognition · Computer Science 2022-01-25 Kinjal Dasgupta , Arindam Das , Sudip Das , Ujjwal Bhattacharya , Senthil Yogamani

Person re-identification (ReID) plays a pivotal role in computer vision, particularly in surveillance and security applications within IoT-enabled smart environments. This study introduces the Enhanced Pedestrian Alignment Network (EPAN),…

Computer Vision and Pattern Recognition · Computer Science 2025-11-04 Zhiyang Jia , Hongyan Cui , Ge Gao , Bo Li , Minjie Zhang , Zishuo Gao , Huiwen Huang , Caisheng Zhuo

Person Re-Identification (Re-ID) is a very important task in video surveillance systems such as tracking people, finding people in public places, or analysing customer behavior in supermarkets. Although there have been many works to solve…

Computer Vision and Pattern Recognition · Computer Science 2025-06-06 Ngoc Q. Ly , Hieu N. M. Cao , Thi T. Nguyen

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

RGB-Infrared person re-identification (RGB-IR ReID) is a challenging cross-modality retrieval problem, which aims at matching the person-of-interest over visible and infrared camera views. Most existing works achieve performance gains…

Computer Vision and Pattern Recognition · Computer Science 2021-04-07 Yehansen Chen , Lin Wan , Zhihang Li , Qianyan Jing , Zongyuan Sun

When you see a person in a crowd, occluded by other persons, you miss visual information that can be used to recognize, re-identify or simply classify him or her. You can imagine its appearance given your experience, nothing more.…

Computer Vision and Pattern Recognition · Computer Science 2019-01-25 Federico Fulgeri , Matteo Fabbri , Stefano Alletto , Simone Calderara , Rita Cucchiara

Person re-identification (Person ReID) is a challenging task due to the large variations in camera viewpoint, lighting, resolution, and human pose. Recently, with the advancement of deep learning technologies, the performance of Person ReID…

Computer Vision and Pattern Recognition · Computer Science 2018-05-02 Wangmeng Xiang , Jianqiang Huang , Xianbiao Qi , Xiansheng Hua , Lei Zhang

Video-based person re-identification (reID) aims to retrieve person videos with the same identity as a query person across multiple cameras. Spatial and temporal distractors in person videos, such as background clutter and partial…

Computer Vision and Pattern Recognition · Computer Science 2021-08-23 Chanho Eom , Geon Lee , Junghyup Lee , Bumsub Ham