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Related papers: Meta Generative Attack on Person Reidentification

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Attacking Neural Machine Translation models is an inherently combinatorial task on discrete sequences, solved with approximate heuristics. Most methods use the gradient to attack the model on each sample independently. Instead of…

Computation and Language · Computer Science 2021-09-02 Badr Youbi Idrissi , Stéphane Clinchant

Deep networks are well-known to be fragile to adversarial attacks. We conduct an empirical analysis of deep representations under the state-of-the-art attack method called PGD, and find that the attack causes the internal representation to…

Machine Learning · Computer Science 2019-10-29 Chengzhi Mao , Ziyuan Zhong , Junfeng Yang , Carl Vondrick , Baishakhi Ray

Backdoor attacks change a small portion of training data by introducing hand-crafted triggers and rewiring the corresponding labels towards a desired target class. Training on such data injects a backdoor which causes malicious inference in…

Machine Learning · Computer Science 2024-09-05 Ivan Sabolić , Ivan Grubišić , Siniša Šegvić

In this paper, we investigate the challenging task of person re-identification from a new perspective and propose an end-to-end attention-based architecture for few-shot re-identification through meta-learning. The motivation for this task…

Computer Vision and Pattern Recognition · Computer Science 2019-03-26 Alireza Rahimpour , Hairong Qi

Most existing person re-identification (re-id) methods are unsuitable for real-world deployment due to two reasons: Unscalability to large population size, and Inadaptability over time. In this work, we present a unified solution to address…

Computer Vision and Pattern Recognition · Computer Science 2018-06-27 Hanxiao Wang , Xiatian Zhu , Shaogang Gong , Tao Xiang

Deep learning has achieved overwhelming success, spanning from discriminative models to generative models. In particular, deep generative models have facilitated a new level of performance in a myriad of areas, ranging from media…

Machine Learning · Computer Science 2020-11-24 Dingfan Chen , Ning Yu , Yang Zhang , Mario Fritz

Person re-identification becomes a more and more important task due to its wide applications. In practice, person re-identification still remains challenging due to the variation of person pose, different lighting, occlusion, misalignment,…

Computer Vision and Pattern Recognition · Computer Science 2019-07-01 Honglong Cai , Zhiguan Wang , Jinxing Cheng

Person re-identification (ReID) plays a critical role in intelligent surveillance systems by linking identities across multiple cameras in complex environments. However, ReID faces significant challenges such as appearance variations,…

Computer Vision and Pattern Recognition · Computer Science 2026-01-06 Dang H. Pham , Tu N. Nguyen , Hoa N. Nguyen

In recent years, with the increasing demand for public safety and the rapid development of intelligent surveillance networks, person re-identification (Re-ID) has become one of the hot research topics in the computer vision field. The main…

Computer Vision and Pattern Recognition · Computer Science 2022-01-14 Zhangqiang Ming , Min Zhu , Xiangkun Wang , Jiamin Zhu , Junlong Cheng , Chengrui Gao , Yong Yang , Xiaoyong Wei

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

Unsupervised person re-ID is the task of identifying people on a target data set for which the ID labels are unavailable during training. In this paper, we propose to unify two trends in unsupervised person re-ID: clustering & fine-tuning…

Computer Vision and Pattern Recognition · Computer Science 2020-04-29 Guillaume Delorme , Yihong Xu , Stephane Lathuilière , Radu Horaud , Xavier Alameda-Pineda

Recently unsupervised person re-identification (re-ID) has drawn much attention due to its open-world scenario settings where limited annotated data is available. Existing supervised methods often fail to generalize well on unseen domains,…

Computer Vision and Pattern Recognition · Computer Science 2024-06-18 Yuanpeng Tu

Model Inversion (MI), in which an adversary abuses access to a trained Machine Learning (ML) model attempting to infer sensitive information about its original training data, has attracted increasing research attention. During MI, the…

Machine Learning · Computer Science 2021-11-09 Qian Wang , Daniel Kurz

We consider the problem of learning deep generative models from data. We formulate a method that generates an independent sample via a single feedforward pass through a multilayer perceptron, as in the recently proposed generative…

Machine Learning · Computer Science 2015-02-11 Yujia Li , Kevin Swersky , Richard Zemel

Existing person re-identification (Re-ID) methods mostly follow a centralised learning paradigm which shares all training data to a collection for model learning. This paradigm is limited when data from different sources cannot be shared…

Computer Vision and Pattern Recognition · Computer Science 2021-10-25 Shitong Sun , Guile Wu , Shaogang Gong

In the rapidly evolving field of artificial intelligence, machine learning emerges as a key technology characterized by its vast potential and inherent risks. The stability and reliability of these models are important, as they are frequent…

Computer Vision and Pattern Recognition · Computer Science 2025-04-03 Haibo Zhang , Zhihua Yao , Kouichi Sakurai , Takeshi Saitoh

Face Presentation Attack Detection (PAD) plays a pivotal role in securing face recognition systems against spoofing attacks. Although great progress has been made in designing face PAD methods, developing a model that can generalize well to…

Computer Vision and Pattern Recognition · Computer Science 2023-09-19 Usman Muhammad , Jorma Laaksonen , Djamila Romaissa Beddiar , Mourad Oussalah

Learning to re-identify or retrieve a group of people across non-overlapped camera systems has important applications in video surveillance. However, most existing methods focus on (single) person re-identification (re-id), ignoring the…

Computer Vision and Pattern Recognition · Computer Science 2021-04-30 Yichao Yan , Jie Qin , Bingbing Ni , Jiaxin Chen , Li Liu , Fan Zhu , Wei-Shi Zheng , Xiaokang Yang , Ling Shao

Unsupervised domain translation has recently achieved impressive performance with Generative Adversarial Network (GAN) and sufficient (unpaired) training data. However, existing domain translation frameworks form in a disposable way where…

Computer Vision and Pattern Recognition · Computer Science 2019-09-11 Jianxin Lin , Yijun Wang , Tianyu He , Zhibo Chen

Adversarial attacks for discrete data (such as texts) have been proved significantly more challenging than continuous data (such as images) since it is difficult to generate adversarial samples with gradient-based methods. Current…

Computation and Language · Computer Science 2020-10-05 Linyang Li , Ruotian Ma , Qipeng Guo , Xiangyang Xue , Xipeng Qiu