English
Related papers

Related papers: Privacy Blur: Quantifying Privacy and Utility for …

200 papers

The ubiquitous use of face recognition has sparked increasing privacy concerns, as unauthorized access to sensitive face images could compromise the information of individuals. This paper presents an in-depth study of the privacy protection…

Computer Vision and Pattern Recognition · Computer Science 2023-08-22 Yuxi Mi , Yuge Huang , Jiazhen Ji , Minyi Zhao , Jiaxiang Wu , Xingkun Xu , Shouhong Ding , Shuigeng Zhou

Building a recommendation system involves analyzing user data, which can potentially leak sensitive information about users. Anonymizing user data is often not sufficient for preserving user privacy. Motivated by this, we propose a…

Information Retrieval · Computer Science 2023-04-19 Sohan Salahuddin Mugdho , Hafiz Imtiaz

Obfuscating a dataset by adding random noises to protect the privacy of sensitive samples in the training dataset is crucial to prevent data leakage to untrusted parties for edge applications. We conduct comprehensive experiments to…

Cryptography and Security · Computer Science 2023-08-21 Guangsheng Yu , Xu Wang , Ping Yu , Caijun Sun , Wei Ni , Ren Ping Liu

In recent years, differential privacy has been adopted by tech-companies and governmental agencies as the standard for measuring privacy in algorithms. In this article, we study differential privacy in Bayesian posterior sampling settings.…

Statistics Theory · Mathematics 2026-02-13 Shenggang Hu , Louis Aslett , Hongsheng Dai , Murray Pollock , Gareth O. Roberts

Cellular providers and data aggregating companies crowdsource celluar signal strength measurements from user devices to generate signal maps, which can be used to improve network performance. Recognizing that this data collection may be at…

Cryptography and Security · Computer Science 2022-01-14 Jiang Zhang , Lillian Clark , Matthew Clark , Konstantinos Psounis , Peter Kairouz

Deep learning model developers often use cloud GPU resources to experiment with large data and models that need expensive setups. However, this practice raises privacy concerns. Adversaries may be interested in: 1) personally identifiable…

Machine Learning · Computer Science 2019-04-22 Sagar Sharma , Keke Chen

Suppose that party A collects private information about its users, where each user's data is represented as a bit vector. Suppose that party B has a proprietary data mining algorithm that requires estimating the distance between users, such…

Data Structures and Algorithms · Computer Science 2018-07-16 Krishnaram Kenthapadi , Aleksandra Korolova , Ilya Mironov , Nina Mishra

Privacy has become a major concern in machine learning. In fact, the federated learning is motivated by the privacy concern as it does not allow to transmit the private data but only intermediate updates. However, federated learning does…

Machine Learning · Computer Science 2022-09-19 Qiongxiu Li , Jaron Skovsted Gundersen , Katrine Tjell , Rafal Wisniewski , Mads Græsbøll Christensen

The widespread deployment of surveillance cameras for facial recognition gives rise to many privacy concerns. This study proposes a privacy-friendly alternative to large scale facial recognition. While there are multiple techniques to…

Computer Vision and Pattern Recognition · Computer Science 2021-01-28 Mattijs Baert , Sam Leroux , Pieter Simoens

Data privacy is an increasingly important aspect of many real-world Data sources that contain sensitive information may have immense potential which could be unlocked using the right privacy enhancing transformations, but current methods…

Machine Learning · Computer Science 2021-02-09 John Martinsson , Edvin Listo Zec , Daniel Gillblad , Olof Mogren

With the rise of cameras and smart sensors, humanity generates an exponential amount of data. This valuable information, including underrepresented cases like AI in medical settings, can fuel new deep-learning tools. However, data…

Computer Vision and Pattern Recognition · Computer Science 2023-12-19 Zikui Cai , Zhongpai Gao , Benjamin Planche , Meng Zheng , Terrence Chen , M. Salman Asif , Ziyan Wu

We study the problem of data release with privacy, where data is made available with privacy guarantees while keeping the usability of the data as high as possible --- this is important in health-care and other domains with sensitive data.…

Machine Learning · Computer Science 2019-01-09 Anh T. Pham , Shalini Ghosh , Vinod Yegneswaran

Face images are a rich source of information that can be used to identify individuals and infer private information about them. To mitigate this privacy risk, anonymizations employ transformations on clear images to obfuscate sensitive…

Cryptography and Security · Computer Science 2024-05-08 Julian Todt , Simon Hanisch , Thorsten Strufe

Camera-based person re-identification is a heavily privacy-invading task by design, benefiting from rich visual data to match together person representations across different cameras. This high-dimensional data can then easily be used for…

Computer Vision and Pattern Recognition · Computer Science 2023-06-06 Lucas Maris , Yuki Matsuda , Keiichi Yasumoto

This paper introduces an algorithm to protect the privacy of individuals in streaming video data by blurring faces such that face cannot be reliably recognized. This thwarts any possible face recognition, but because all facial details are…

Computer Vision and Pattern Recognition · Computer Science 2019-04-25 Jizhe Zhou , Chi-Man Pun , YingYu Wang

The rapid growth of social media has led to the widespread sharing of individual portrait images, which pose serious privacy risks due to the capabilities of automatic face recognition (AFR) systems for mass surveillance. Hence, protecting…

Computer Vision and Pattern Recognition · Computer Science 2025-03-14 Ali Salar , Qing Liu , Yingli Tian , Guoying Zhao

Many computer vision systems require users to upload image features to the cloud for processing and storage. These features can be exploited to recover sensitive information about the scene or subjects, e.g., by reconstructing the…

Computer Vision and Pattern Recognition · Computer Science 2021-03-31 Mihai Dusmanu , Johannes L. Schönberger , Sudipta N. Sinha , Marc Pollefeys

We study how to communicate findings of Bayesian inference to third parties, while preserving the strong guarantee of differential privacy. Our main contributions are four different algorithms for private Bayesian inference on…

Artificial Intelligence · Computer Science 2015-12-23 Zuhe Zhang , Benjamin Rubinstein , Christos Dimitrakakis

We study a basic private estimation problem: each of $n$ users draws a single i.i.d. sample from an unknown Gaussian distribution, and the goal is to estimate the mean of this Gaussian distribution while satisfying local differential…

Machine Learning · Computer Science 2019-10-29 Matthew Joseph , Janardhan Kulkarni , Jieming Mao , Zhiwei Steven Wu

Face obfuscation (blurring, mosaicing, etc.) has been shown to be effective for privacy protection; nevertheless, object recognition research typically assumes access to complete, unobfuscated images. In this paper, we explore the effects…

Computer Vision and Pattern Recognition · Computer Science 2022-06-10 Kaiyu Yang , Jacqueline Yau , Li Fei-Fei , Jia Deng , Olga Russakovsky