English
Related papers

Related papers: Try Harder: Hard Sample Generation and Learning fo…

200 papers

Unsupervised person re-identification (Re-ID) is a promising and very challenging research problem in computer vision. Learning robust and discriminative features with unlabeled data is of central importance to Re-ID. Recently, more…

Computer Vision and Pattern Recognition · Computer Science 2022-05-12 Zheng Hu , Chuang Zhu , Gang He

Person re-identification (re-ID) has received great success with the supervised learning methods. However, the task of unsupervised cross-domain re-ID is still challenging. In this paper, we propose a Hard Samples Rectification (HSR)…

Computer Vision and Pattern Recognition · Computer Science 2021-06-15 Chih-Ting Liu , Man-Yu Lee , Tsai-Shien Chen , Shao-Yi Chien

Group Re-identification (G-ReID) faces greater complexity than individual Re-identification (ReID) due to challenges like mutual occlusion, dynamic member interactions, and evolving group structures. Prior graph-based approaches have aimed…

Computer Vision and Pattern Recognition · Computer Science 2024-12-30 Ruiqi Liu , Xingyu Liu , Xiaohao Xu , Yixuan Zhang , Yongxin Ge , Lubin Weng

Cloth-changing person reidentification (ReID) is a newly emerging research topic that is aimed at addressing the issues of large feature variations due to cloth-changing and pedestrian view/pose changes. Although significant progress has…

Computer Vision and Pattern Recognition · Computer Science 2023-11-20 Zan Gao , Shenxun Wei , Weili Guan , Lei Zhu , Meng Wang , Shenyong Chen

Person Re-IDentification (Re-ID) aims to match person images captured from two non-overlapping cameras. In this paper, a deep hybrid similarity learning (DHSL) method for person Re-ID based on a convolution neural network (CNN) is proposed.…

Computer Vision and Pattern Recognition · Computer Science 2017-02-20 Jianqing Zhu , Huanqiang Zeng , Shengcai Liao , Zhen Lei , Canhui Cai , LiXin Zheng

Recent advancements in pre-trained vision-language models like CLIP have shown promise in person re-identification (ReID) applications. However, their performance in generalizable person re-identification tasks remains suboptimal. The…

Computer Vision and Pattern Recognition · Computer Science 2024-10-16 Huazhong Zhao , Lei Qi , Xin Geng

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

Person Re-Identification (ReID) has several challenges in real-world surveillance systems due to clothing changes (CCReID) and the need for maintaining continual learning (LReID). Previous existing methods either develop models specifically…

Computer Vision and Pattern Recognition · Computer Science 2025-09-16 Robert Long , Rongxin Jiang , Mingrui Yan

Person re-identification (re-id) remains challenging due to significant intra-class variations across different cameras. Recently, there has been a growing interest in using generative models to augment training data and enhance the…

Computer Vision and Pattern Recognition · Computer Science 2021-05-20 Zhedong Zheng , Xiaodong Yang , Zhiding Yu , Liang Zheng , Yi Yang , Jan Kautz

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

Unsupervised person re-identification (ReID) aims to train a feature extractor for identity retrieval without exploiting identity labels. Due to the blind trust in imperfect clustering results, the learning is inevitably misled by…

Computer Vision and Pattern Recognition · Computer Science 2022-11-23 Yunqi Miao , Jiankang Deng , Guiguang Ding , Jungong Han

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

Current training objectives of existing person Re-IDentification (ReID) models only ensure that the loss of the model decreases on selected training batch, with no regards to the performance on samples outside the batch. It will inevitably…

Computer Vision and Pattern Recognition · Computer Science 2020-12-14 Enwei Zhang , Xinyang Jiang , Hao Cheng , Ancong Wu , Fufu Yu , Ke Li , Xiaowei Guo , Feng Zheng , Wei-Shi Zheng , Xing Sun

Annotating a large-scale image dataset is very tedious, yet necessary for training person re-identification models. To alleviate such a problem, we present an active hard sample mining framework via training an effective re-ID model with…

Computer Vision and Pattern Recognition · Computer Science 2020-04-15 Xin Xu , Lei Liu , Weifeng Liu , Meng Wang , Ruimin Hu

Despite the remarkable success of Self-Supervised Learning (SSL), its generalization is fundamentally hindered by Shortcut Learning, where models exploit superficial features like texture instead of intrinsic structure. We experimentally…

Computer Vision and Pattern Recognition · Computer Science 2025-09-23 Siming Fu , Sijun Dong , Xiaoliang Meng

In this paper, we focus on the semi-supervised person re-identification (Re-ID) case, which only has the intra-camera (within-camera) labels but not inter-camera (cross-camera) labels. In real-world applications, these intra-camera labels…

Computer Vision and Pattern Recognition · Computer Science 2020-03-25 Lei Qi , Lei Wang , Jing Huo , Yinghuan Shi , Yang Gao

Unsupervised person re-identification (ReID) aims to match a query image of a pedestrian to the images in gallery set without supervision labels. The most popular approaches to tackle unsupervised person ReID are usually performing a…

Computer Vision and Pattern Recognition · Computer Science 2022-04-15 He Sun , Mingkun Li , Chun-Guang Li

In this work, we introduce a novel problem setup termed as Heterogeneous Semi-Supervised Learning (HSSL), which presents unique challenges by bridging the semi-supervised learning (SSL) task and the unsupervised domain adaptation (UDA)…

Machine Learning · Computer Science 2025-03-04 Marzi Heidari , Abdullah Alchihabi , Hao Yan , Yuhong Guo

To reduce the reliance of visible-infrared person re-identification (ReID) models on labeled cross-modal samples, this paper explores a weakly supervised cross-modal person ReID method that uses only single-modal sample identity labels,…

Computer Vision and Pattern Recognition · Computer Science 2025-07-18 Yafei Zhang , Lingqi Kong , Huafeng Li , Jie Wen

Cloth-Changing Person Re-Identification (CC-ReID) is a common and realistic problem since fashion constantly changes over time and people's aesthetic preferences are not set in stone. While most existing cloth-changing ReID methods focus on…

Computer Vision and Pattern Recognition · Computer Science 2023-10-31 Yubin Wang , Huimin Yu , Yuming Yan , Shuyi Song , Biyang Liu , Yichong Lu
‹ Prev 1 2 3 10 Next ›