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This paper proposes a differentially private recursive least squares algorithm to estimate the parameter of autoregressive systems with exogenous inputs and multi-participants (MP-ARX systems) and protect each participant's sensitive…

Systems and Control · Electrical Eng. & Systems 2025-03-03 Jianwei Tan , Jimin Wang , Ji-Feng Zhang

Automated machine vision pipelines do not need the exact visual content to perform their tasks. Therefore, there is a potential to remove private information from the data without significantly affecting the machine vision accuracy. We…

Image and Video Processing · Electrical Eng. & Systems 2022-10-04 Bardia Azizian , Ivan V. Bajić

We demonstrate that it is possible to train large recurrent language models with user-level differential privacy guarantees with only a negligible cost in predictive accuracy. Our work builds on recent advances in the training of deep…

Machine Learning · Computer Science 2018-02-27 H. Brendan McMahan , Daniel Ramage , Kunal Talwar , Li Zhang

In this work, we propose a novel framework for privacy-preserving client-distributed machine learning. It is motivated by the desire to achieve differential privacy guarantees in the local model of privacy in a way that satisfies all…

Cryptography and Security · Computer Science 2018-10-12 Vasyl Pihur , Aleksandra Korolova , Frederick Liu , Subhash Sankuratripati , Moti Yung , Dachuan Huang , Ruogu Zeng

Head avatar reenactment focuses on creating animatable personal avatars from monocular videos, serving as a foundational element for applications like social signal understanding, gaming, human-machine interaction, and computer vision.…

Computer Vision and Pattern Recognition · Computer Science 2026-01-28 Wei Liang , Hui Yu , Derui Ding , Rachael E. Jack , Philippe G. Schyns

With the emergence of smart cities, Internet of Things (IoT) devices as well as deep learning technologies have witnessed an increasing adoption. To support the requirements of such paradigm in terms of memory and computation, joint and…

Networking and Internet Architecture · Computer Science 2020-10-27 Emna Baccour , Aiman Erbad , Amr Mohamed , Mounir Hamdi , Mohsen Guizani

Recently, offline reinforcement learning (RL) has become a popular RL paradigm. In offline RL, data providers share pre-collected datasets -- either as individual transitions or sequences of transitions forming trajectories -- to enable the…

Cryptography and Security · Computer Science 2025-12-17 Chen Gong , Zheng Liu , Kecen Li , Tianhao Wang

Environmental understanding capability of $\textit{augmented}$ (AR) and $\textit{mixed reality}$ (MR) devices are continuously improving through advances in sensing, computer vision, and machine learning. Various AR/MR applications…

Cryptography and Security · Computer Science 2021-08-19 Arpit Nama , Amaya Dharmasiri , Kanchana Thilakarathna , Albert Zomaya , Jaybie Agullo de Guzman

Data holders are increasingly seeking to protect their user's privacy, whilst still maximizing their ability to produce machine models with high quality predictions. In this work, we empirically evaluate various implementations of…

Cryptography and Security · Computer Science 2020-09-16 Benjamin Zi Hao Zhao , Mohamed Ali Kaafar , Nicolas Kourtellis

Decentralized Federated Learning (DFL) enables collaborative model training without a central server, but it remains vulnerable to privacy leakage because shared model updates can expose sensitive information through inversion,…

Cryptography and Security · Computer Science 2025-12-09 Fardin Jalil Piran , Zhiling Chen , Yang Zhang , Qianyu Zhou , Jiong Tang , Farhad Imani

Many resource allocation problems can be formulated as an optimization problem whose constraints contain sensitive information about participating users. This paper concerns solving this kind of optimization problem in a distributed manner…

Optimization and Control · Mathematics 2016-11-17 Shuo Han , Ufuk Topcu , George J. Pappas

We introduce PrivPy, a practical privacy-preserving collaborative computation framework, especially optimized for machine learning tasks. PrivPy provides an easy-to-use and highly compatible Python programming front-end which supports…

Cryptography and Security · Computer Science 2020-04-22 Yi Li , Yitao Duan , Yu Yu , Shuoyao Zhao , Wei Xu

Massive data exist among user local platforms that usually cannot support deep neural network (DNN) training due to computation and storage resource constraints. Cloud-based training schemes provide beneficial services but suffer from…

Machine Learning · Computer Science 2018-01-15 Meng Li , Liangzhen Lai , Naveen Suda , Vikas Chandra , David Z. Pan

The success of deep face recognition (FR) systems has raised serious privacy concerns due to their ability to enable unauthorized tracking of users in the digital world. Previous studies proposed introducing imperceptible adversarial noises…

Computer Vision and Pattern Recognition · Computer Science 2024-08-06 Minghui Li , Jiangxiong Wang , Hao Zhang , Ziqi Zhou , Shengshan Hu , Xiaobing Pei

Personal AI systems increasingly retain long-term memory of user activity, including documents, emails, messages, meetings, and ambient recordings. Trusted hardware can keep this data private, but struggles to scale with a growing…

Cryptography and Security · Computer Science 2026-04-06 Darya Kaviani , Alp Eren Ozdarendeli , Jinhao Zhu , Yu Ding , Raluca Ada Popa

Federated Learning (FL) allows multiple participating clients to train machine learning models collaboratively by keeping their datasets local and only exchanging model updates. Existing FL protocol designs have been shown to be vulnerable…

Cryptography and Security · Computer Science 2021-10-25 Xiaolan Gu , Ming Li , Li Xiong

With local differential privacy (LDP), users can privatize their data and thus guarantee privacy properties before transmitting it to the server (a.k.a. the aggregator). One primary objective of LDP is frequency (or histogram) estimation,…

Cryptography and Security · Computer Science 2021-09-16 Héber H. Arcolezi , Jean-François Couchot , Bechara Al Bouna , Xiaokui Xiao

We consider vertical logistic regression (VLR) trained with mini-batch gradient descent -- a setting which has attracted growing interest among industries and proven to be useful in a wide range of applications including finance and medical…

Cryptography and Security · Computer Science 2022-07-20 Yuzheng Hu , Tianle Cai , Jinyong Shan , Shange Tang , Chaochao Cai , Ethan Song , Bo Li , Dawn Song

The private collection of multiple statistics from a population is a fundamental statistical problem. One possible approach to realize this is to rely on the local model of differential privacy (LDP). Numerous LDP protocols have been…

Cryptography and Security · Computer Science 2023-08-02 Héber H. Arcolezi , Sébastien Gambs , Jean-François Couchot , Catuscia Palamidessi

This letter considers a mobile edge computing (MEC) system with one access point (AP) serving multiple users over a multicarrier channel, in the presence of a malicious eavesdropper. In this system, each user can execute the respective…

Information Theory · Computer Science 2018-05-08 Jie Xu , Jianping Yao