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Related papers: Measuring Re-identification Risk

200 papers

We ask how to defend user ability to plausibly deny their interest in topics deemed sensitive in the face of search engine learning. We develop a practical and scalable tool called \PDE{} allowing a user to detect and assess threats to…

Cryptography and Security · Computer Science 2017-06-27 Pol Mac Aonghusa , Douglas J. Leith

Person re-identification (ReID) is now an active research topic for AI-based video surveillance applications such as specific person search, but the practical issue that the target person(s) may change clothes (clothes inconsistency…

Computer Vision and Pattern Recognition · Computer Science 2020-05-26 Fangbin Wan , Yang Wu , Xuelin Qian , Yixiong Chen , Yanwei Fu

Audience interest, demography, purchase behavior and other possible classifications are ex- tremely important factors to be carefully studied in a targeting campaign. This information can help advertisers and publishers deliver…

Information Retrieval · Computer Science 2017-11-15 Yong Zhang , Hongming Zhou , Nganmeng Tan , Saeed Bagheri , Meng Joo Er

Human labeled datasets, along with their corresponding evaluation algorithms, play an important role in boundary detection. We here present a psychophysical experiment that addresses the reliability of such benchmarks. To find better…

Computer Vision and Pattern Recognition · Computer Science 2013-02-26 Xiaodi Hou , Alan Yuille , Christof Koch

Social graphs derived from online social interactions contain a wealth of information that is nowadays extensively used by both industry and academia. However, as social graphs contain sensitive information, they need to be properly…

Cryptography and Security · Computer Science 2019-12-03 Yang Zhang , Mathias Humbert , Bartlomiej Surma , Praveen Manoharan , Jilles Vreeken , Michael Backes

A crucial privacy-driven issue nowadays is re-identifying anonymized social networks by mapping them to correlated cross-domain auxiliary networks. Prior works are typically based on modeling social networks as random graphs representing…

Social and Information Networks · Computer Science 2017-07-28 Luoyi Fu , Xinzhe Fu , Zhongzhao Hu , Zhiying Xu , Xinbing Wang

Operators of online social networks are increasingly sharing potentially sensitive information about users and their relationships with advertisers, application developers, and data-mining researchers. Privacy is typically protected by…

Cryptography and Security · Computer Science 2016-11-17 Arvind Narayanan , Vitaly Shmatikov

When evaluating identity-focused tasks such as personalized generation and image editing, existing vision encoders entangle object identity with background context, leading to unreliable representations and metrics. We introduce the first…

Computer Vision and Pattern Recognition · Computer Science 2026-04-03 Aleksandar Cvejic , Rameen Abdal , Abdelrahman Eldesokey , Bernard Ghanem , Peter Wonka

In this paper, we aim to tackle the one-shot person re-identification problem where only one image is labelled for each person, while other images are unlabelled. This task is challenging due to the lack of sufficient labelled training…

Computer Vision and Pattern Recognition · Computer Science 2022-01-21 Hui Li , Jimin Xiao , Mingjie Sun , Eng Gee Lim , Yao Zhao

Person search aims at localizing and identifying a query person from a gallery of uncropped scene images. Different from person re-identification (re-ID), its performance also depends on the localization accuracy of a pedestrian detector.…

Computer Vision and Pattern Recognition · Computer Science 2019-09-19 Chuchu Han , Jiacheng Ye , Yunshan Zhong , Xin Tan , Chi Zhang , Changxin Gao , Nong Sang

The study by De Montjoye et al. ("Science", 30 January 2015, p. 536) claimed that most individuals can be reidentified from a deidentified credit card transaction database and that anonymization mechanisms are not effective against…

Cryptography and Security · Computer Science 2016-03-21 David Sánchez , Sergio Martínez , Josep Domingo-Ferrer

Statistical decision algorithms are increasingly deployed in domains where ground-truth labels are hard to obtain, such as hiring, university admissions, and content moderation. In these settings, models are typically trained on historical…

Machine Learning · Computer Science 2026-05-21 Calvin Isley , Johann D. Gaebler , Sharad Goel

Unsupervised person re-identification (re-ID) remains a challenging task. While extensive research has focused on the framework design and loss function, this paper shows that sampling strategy plays an equally important role. We analyze…

Computer Vision and Pattern Recognition · Computer Science 2024-12-06 Xumeng Han , Xuehui Yu , Guorong Li , Jian Zhao , Gang Pan , Qixiang Ye , Jianbin Jiao , Zhenjun Han

Digital identity seems like a prerequisite for digital democracy: how can we ensure "one person, one vote" online without identifying voters? But digital identity solutions - ID checking, biometrics, self-sovereign identity, and trust…

Computers and Society · Computer Science 2020-11-05 Bryan Ford

The ever-increasing size of language models curtails their widespread availability to the community, thereby galvanizing many companies into offering access to large language models through APIs. One particular type, suitable for dense…

Information Retrieval · Computer Science 2023-07-10 Ehsan Kamalloo , Xinyu Zhang , Odunayo Ogundepo , Nandan Thakur , David Alfonso-Hermelo , Mehdi Rezagholizadeh , Jimmy Lin

Anonymization is widely treated as a practical safeguard because re-identifying anonymous records was historically costly, requiring domain expertise, tailored algorithms, and manual corroboration. We study a growing privacy risk that may…

Artificial Intelligence · Computer Science 2026-03-20 Myeongseob Ko , Jihyun Jeong , Sumiran Singh Thakur , Gyuhak Kim , Ruoxi Jia

We address the problem of person re-identification (reID), that is, retrieving person images from a large dataset, given a query image of the person of interest. A key challenge is to learn person representations robust to intra-class…

Computer Vision and Pattern Recognition · Computer Science 2024-09-10 Chanho Eom , Wonkyung Lee , Geon Lee , Bumsub Ham

This paper proposes a group membership verification protocol preventing the curious but honest server from reconstructing the enrolled signatures and inferring the identity of querying clients. The protocol quantizes the signatures into…

Cryptography and Security · Computer Science 2019-04-24 Marzieh Gheisari , Teddy Furon , Laurent Amsaleg , Behrooz Razeghi , Slava Voloshynovskiy

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

Person re-identification plays a key role in applications where a mobile robot needs to track its users over a long period of time, even if they are partially unobserved for some time, in order to follow them or be available on demand. In…

Robotics · Computer Science 2023-03-01 Markus Eisenbach , Jannik Lübberstedt , Dustin Aganian , Horst-Michael Gross