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The growing availability of clinical data has increased the use of machine learning, yet centralized data aggregation is often infeasible for sensitive health information. Federated Learning (FL) offers a distributed alternative, but its…

机器学习 · 计算机科学 2026-05-26 Anisa Halimi , Liubov Nedoshivina , Kieran Fraser , Stefano Braghin

Differential privacy has emerged as the main definition for private data analysis and machine learning. The {\em global} model of differential privacy, which assumes that users trust the data collector, provides strong privacy guarantees…

密码学与安全 · 计算机科学 2019-10-29 Joshua Allen , Bolin Ding , Janardhan Kulkarni , Harsha Nori , Olga Ohrimenko , Sergey Yekhanin

Realistic synthetic tabular data generation encounters significant challenges in preserving privacy, especially when dealing with sensitive information in domains like finance and healthcare. In this paper, we introduce \textit{Federated…

机器学习 · 计算机科学 2024-01-15 Timur Sattarov , Marco Schreyer , Damian Borth

Diffusion-based text-to-image models have shown immense potential for various image-related tasks. However, despite their prominence and popularity, customizing these models using unauthorized data also brings serious privacy and…

计算机视觉与模式识别 · 计算机科学 2024-12-30 Sen Peng , Jijia Yang , Mingyue Wang , Jianfei He , Xiaohua Jia

Process data with confidential information cannot be shared directly in public, which hinders the research in process data mining and analytics. Data encryption methods have been studied to protect the data, but they still may be decrypted,…

机器学习 · 计算机科学 2022-03-16 Keyi Li , Sen Yang , Travis M. Sullivan , Randall S. Burd , Ivan Marsic

Statistics about traffic flow and people's movement gathered from multiple geographical locations in a distributed manner are the driving force powering many applications, such as traffic prediction, demand prediction, and restaurant…

密码学与安全 · 计算机科学 2024-02-20 Tatsuki Koga , Casey Meehan , Kamalika Chaudhuri

We present a practical method for protecting data during the inference phase of deep learning based on bipartite topology threat modeling and an interactive adversarial deep network construction. We term this approach \emph{Privacy…

密码学与安全 · 计算机科学 2018-12-10 Jianfeng Chi , Emmanuel Owusu , Xuwang Yin , Tong Yu , William Chan , Patrick Tague , Yuan Tian

Security monitoring via ubiquitous cameras and their more extended in intelligent buildings stand to gain from advances in signal processing and machine learning. While these innovative and ground-breaking applications can be considered as…

密码学与安全 · 计算机科学 2026-05-06 Mehmet Yamac , Mete Ahishali , Nikolaos Passalis , Jenni Raitoharju , Bulent Sankur , Moncef Gabbouj

In the big data era, more and more cloud-based data-driven applications are developed that leverage individual data to provide certain valuable services (the utilities). On the other hand, since the same set of individual data could be…

密码学与安全 · 计算机科学 2020-05-12 Di Zhuang , J. Morris Chang

To preserve or not to preserve prosody is a central question in voice anonymization. Prosody conveys meaning and affect, yet is tightly coupled with speaker identity. Existing methods either discard prosody for privacy or lack a principled…

音频与语音处理 · 电气工程与系统科学 2026-04-30 Ismail Rasim Ulgen , Zexin Cai , Nicholas Andrews , Philipp Koehn , Berrak Sisman

It is becoming increasingly clear that users should own and control their data. Utility providers are also becoming more interested in guaranteeing data privacy. As such, users and utility providers should collaborate in data privacy, a…

Speech emotion sensing in communication networks has a wide range of applications in real life. In these applications, voice data are transmitted from the user to the central server for storage, processing, and decision making. However,…

Diffusion model-based approaches have shown promise in data-driven planning, but there are no safety guarantees, thus making it hard to be applied for safety-critical applications. To address these challenges, we propose a new method,…

机器学习 · 计算机科学 2023-06-02 Wei Xiao , Tsun-Hsuan Wang , Chuang Gan , Daniela Rus

We introduce the concept of deceptive diffusion -- training a generative AI model to produce adversarial images. Whereas a traditional adversarial attack algorithm aims to perturb an existing image to induce a misclassificaton, the…

机器学习 · 计算机科学 2024-07-01 Lucas Beerens , Catherine F. Higham , Desmond J. Higham

Local differential privacy (LPD) is a distributed variant of differential privacy (DP) in which the obfuscation of the sensitive information is done at the level of the individual records, and in general it is used to sanitize data that are…

密码学与安全 · 计算机科学 2018-05-04 Mário S. Alvim , Konstantinos Chatzikokolakis , Catuscia Palamidessi , Anna Pazii

Dataset distillation aims to create a compact dataset that retains essential information while maintaining model performance. Diffusion models (DMs) have shown promise for this task but struggle in low images-per-class (IPC) settings, where…

Smartphones and wearable devices have been integrated into our daily lives, offering personalized services. However, many apps become overprivileged as their collected sensing data contains unnecessary sensitive information. For example,…

密码学与安全 · 计算机科学 2024-09-09 Guangjing Wang , Hanqing Guo , Yuanda Wang , Bocheng Chen , Ce Zhou , Qiben Yan

Growing leakage and misuse of visual information raise security and privacy concerns, which promotes the development of information protection. Existing adversarial perturbations-based methods mainly focus on the de-identification against…

计算机视觉与模式识别 · 计算机科学 2023-08-29 Zhigang Su , Dawei Zhou , Nannan Wangu , Decheng Li , Zhen Wang , Xinbo Gao

With the rapid development of imaging sensor technology in the field of remote sensing, multi-modal remote sensing data fusion has emerged as a crucial research direction for land cover classification tasks. While diffusion models have made…

计算机视觉与模式识别 · 计算机科学 2024-01-08 DaiXun Li , Weiying Xie , ZiXuan Wang , YiBing Lu , Yunsong Li , Leyuan Fang

The success of face recognition (FR) systems has led to serious privacy concerns due to potential unauthorized surveillance and user tracking on social networks. Existing methods for enhancing privacy fail to generate natural face images…

计算机视觉与模式识别 · 计算机科学 2025-07-31 Liqin Wang , Qianyue Hu , Wei Lu , Xiangyang Luo
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