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Person Re-Identification (ReID) aims to retrieve relevant individuals in non-overlapping camera images and has a wide range of applications in the field of public safety. In recent years, with the development of Vision Transformer (ViT) and…

Computer Vision and Pattern Recognition · Computer Science 2024-08-21 Bin Hu , Xinggang Wang , Wenyu Liu

As predictive algorithms grow in popularity, using the same dataset to both train and test a new model has become routine across research, policy, and industry. Sample-splitting attains valid inference on model properties by using separate…

Econometrics · Economics 2025-11-27 Bruno Fava

Cloth changing person re-identification(Re-ID) can work under more complicated scenarios with higher security than normal Re-ID and biometric techniques and is therefore extremely valuable in applications. Meanwhile, higher flexibility in…

Computer Vision and Pattern Recognition · Computer Science 2022-10-10 Renjie Zhang , Yu Fang , Huaxin Song , Fangbin Wan , Yanwei Fu , Hirokazu Kato , Yang Wu

In order to address real-world problems, deep learning models are jointly trained on many classes. However, in the future, some classes may become restricted due to privacy/ethical concerns, and the restricted class knowledge has to be…

Computer Vision and Pattern Recognition · Computer Science 2022-10-20 Pravendra Singh , Pratik Mazumder , Mohammed Asad Karim

In the Machine Learning (ML) model development lifecycle, training candidate models using an offline holdout dataset and identifying the best model for the given task is only the first step. After the deployment of the selected model,…

Machine Learning · Computer Science 2023-11-20 Jaykumar Kasundra , Claudia Schulz , Melicaalsadat Mirsafian , Stavroula Skylaki

This paper studies class incremental learning (CIL) of continual learning (CL). Many approaches have been proposed to deal with catastrophic forgetting (CF) in CIL. Most methods incrementally construct a single classifier for all classes of…

Machine Learning · Computer Science 2022-08-23 Gyuhak Kim , Zixuan Ke , Bing Liu

Deep learning systems are prone to catastrophic forgetting when learning from a sequence of tasks, as old data from previous tasks is unavailable when learning a new task. To address this, some methods propose replaying data from previous…

Computer Vision and Pattern Recognition · Computer Science 2025-03-11 Chenyang Wang , Junjun Jiang , Xingyu Hu , Xianming Liu , Xiangyang Ji

Wildlife ReID involves utilizing visual technology to identify specific individuals of wild animals in different scenarios, holding significant importance for wildlife conservation, ecological research, and environmental monitoring.…

Computer Vision and Pattern Recognition · Computer Science 2024-10-28 Chenyue Li , Shuoyi Chen , Mang Ye

Learning-based and data-driven techniques have recently become a subject of primary interest in the field of reconstruction and regularization of inverse problems. Besides the development of novel methods, yielding excellent results in…

Machine Learning · Statistics 2023-12-22 Luca Ratti

State-of-the-art techniques of artificial intelligence, in particular deep learning, are mostly data-driven. However, collecting and manually labeling a large scale dataset is both difficult and expensive. A promising alternative is to…

Computer Vision and Pattern Recognition · Computer Science 2018-07-31 Qi Chen , Weichao Qiu , Yi Zhang , Lingxi Xie , Alan Yuille

Person Re-identification (ReID) aims at matching a person of interest across images. In convolutional neural network (CNN) based approaches, loss design plays a vital role in pulling closer features of the same identity and pushing far…

Computer Vision and Pattern Recognition · Computer Science 2021-09-27 Zhizheng Zhang , Cuiling Lan , Wenjun Zeng , Zhibo Chen , Shih-Fu Chang

The task of person re-identification (ReID) has attracted growing attention in recent years leading to improved performance, albeit with little focus on real-world applications. Most SotA methods are based on heavy pre-trained models, e.g.…

Computer Vision and Pattern Recognition · Computer Science 2020-04-10 Hussam Lawen , Avi Ben-Cohen , Matan Protter , Itamar Friedman , Lihi Zelnik-Manor

Person re-identification (ReID) is an important problem in computer vision, especially for video surveillance applications. The problem focuses on identifying people across different cameras or across different frames of the same camera.…

Computer Vision and Pattern Recognition · Computer Science 2018-12-27 Doney Alex , Zishan Sami , Sumandeep Banerjee , Subrat Panda

For a fixed parameter size, the capabilities of large models are primarily determined by the quality and quantity of its training data. Consequently, training datasets now grow faster than the rate at which new data is indexed on the web,…

Machine Learning · Computer Science 2025-09-12 Minqi Jiang , João G. M. Araújo , Will Ellsworth , Sian Gooding , Edward Grefenstette

Lifelong person re-identification (LReID) assumes a practical scenario where the model is sequentially trained on continuously incoming datasets while alleviating the catastrophic forgetting in the old datasets. However, not only the…

Computer Vision and Pattern Recognition · Computer Science 2024-03-19 Minyoung Oh , Jae-Young Sim

Reinforcement learning (RL) for large language model reasoning is frequently hindered by signal loss, a phenomenon where standard uniform sampling with small group sizes fails to uncover informative learning signals for difficult prompts.…

Machine Learning · Computer Science 2025-12-08 Wei Xiong , Chenlu Ye , Baohao Liao , Hanze Dong , Xinxing Xu , Christof Monz , Jiang Bian , Nan Jiang , Tong Zhang

Person re-identification (ReID) is an important task in computer vision. Recently, deep learning with a metric learning loss has become a common framework for ReID. In this paper, we also propose a new metric learning loss with hard sample…

Computer Vision and Pattern Recognition · Computer Science 2017-10-10 Qiqi Xiao , Hao Luo , Chi Zhang

Large-scale pre-trained models have achieved remarkable success in many applications, but how to leverage them to improve the prediction reliability of downstream models is undesirably under-explored. Moreover, modern neural networks have…

Machine Learning · Computer Science 2023-10-31 Peng Cui , Dan Zhang , Zhijie Deng , Yinpeng Dong , Jun Zhu

In video surveillance applications, person search is a challenging task consisting in detecting people and extracting features from their silhouette for re-identification (re-ID) purpose. We propose a new end-to-end model that jointly…

Computer Vision and Pattern Recognition · Computer Science 2022-01-25 Angelique Loesch , Jaonary Rabarisoa , Romaric Audigier

That most deep learning models are purely data driven is both a strength and a weakness. Given sufficient training data, the optimal model for a particular problem can be learned. However, this is usually not the case and so instead the…

Computer Vision and Pattern Recognition · Computer Science 2019-12-24 Xueqing Deng , Yi Zhu , Yuxin Tian , Shawn Newsam