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In statistical learning and analysis from shared data, which is increasingly widely adopted in platforms such as federated learning and meta-learning, there are two major concerns: privacy and robustness. Each participating individual…

机器学习 · 计算机科学 2021-11-25 Xiyang Liu , Weihao Kong , Sham Kakade , Sewoong Oh

Class imbalance in training datasets can lead to bias and poor generalization in machine learning models. While pre-processing of training datasets can efficiently address both these issues in centralized learning environments, it is…

密码学与安全 · 计算机科学 2024-10-29 Arpit Guleria , J. Harshan , Ranjitha Prasad , B. N. Bharath

Machine learning models used for distributed architectures consisting of servers and clients require large amounts of data to achieve high accuracy. Data obtained from clients are collected on a central server for model training. However,…

密码学与安全 · 计算机科学 2025-09-18 Ozer Ozturk , Busra Buyuktanir , Gozde Karatas Baydogmus , Kazim Yildiz

Federated learning is considered as an effective privacy-preserving learning mechanism that separates the client's data and model training process. However, federated learning is still under the risk of privacy leakage because of the…

机器学习 · 计算机科学 2022-06-03 Yuxuan Wan , Han Xu , Xiaorui Liu , Jie Ren , Wenqi Fan , Jiliang Tang

Phase retrieval, a nonlinear problem prevalent in imaging applications, has been extensively studied using random models, some of which with i.i.d. sensing matrix components. While these models offer robust reconstruction guarantees, they…

光学 · 物理学 2024-09-10 Zhiyuan Hu , Julián Tachella , Michael Unser , Jonathan Dong

The privacy of data is a major challenge in machine learning as a trained model may expose sensitive information of the enclosed dataset. Besides, the limited computation capability and capacity of edge devices have made cloud-hosted…

机器学习 · 计算机科学 2020-05-15 Behnam Khaleghi , Mohsen Imani , Tajana Rosing

In this paper, we consider the sparse phase retrieval problem, recovering an $s$-sparse signal $\bm{x}^{\natural}\in\mathbb{R}^n$ from $m$ phaseless samples $y_i=|\langle\bm{x}^{\natural},\bm{a}_i\rangle|$ for $i=1,\ldots,m$. Existing…

数值分析 · 数学 2021-10-15 Jian-Feng Cai , Jingzhi Li , Xiliang Lu , Juntao You

As a practical privacy-preserving learning method, split learning has drawn much attention in academia and industry. However, its security is constantly being questioned since the intermediate results are shared during training and…

密码学与安全 · 计算机科学 2024-05-30 Fei Zheng , Chaochao Chen , Lingjuan Lyu , Xinyi Fu , Xing Fu , Weiqiang Wang , Xiaolin Zheng , Jianwei Yin

Federated learning enables training machine learning models while preserving the privacy of participants. Surprisingly, there is no differentially private distributed method for smooth, non-convex optimization problems. The reason is that…

机器学习 · 计算机科学 2025-02-20 Egor Shulgin , Sarit Khirirat , Peter Richtárik

Federated Learning (FL) is a paradigm for large-scale distributed learning which faces two key challenges: (i) efficient training from highly heterogeneous user data, and (ii) protecting the privacy of participating users. In this work, we…

机器学习 · 计算机科学 2023-01-06 Maxence Noble , Aurélien Bellet , Aymeric Dieuleveut

Image hiding is the study of techniques for covert storage and transmission, which embeds a secret image into a container image and generates stego image to make it similar in appearance to a normal image. However, existing image hiding…

计算机视觉与模式识别 · 计算机科学 2024-07-25 Lang Huang , Lin Huo , Zheng Gan , Xinrong He

Federated Learning (FL) enables collaborative model training across distributed clients without sharing raw data, making it a promising approach for privacy-preserving machine learning in domains like Connected and Autonomous Vehicles…

密码学与安全 · 计算机科学 2025-06-10 Muhammad Ali Najjar , Ren-Yi Huang , Dumindu Samaraweera , Prashant Shekhar

Many application scenarios call for training a machine learning model among multiple participants. Federated learning (FL) was proposed to enable joint training of a deep learning model using the local data in each party without revealing…

机器学习 · 计算机科学 2021-02-12 Kai-Fung Chu , Lintao Zhang

Federated Learning enables diverse devices to collaboratively train a shared model while keeping training data locally stored, avoiding the need for centralized cloud storage. Despite existing privacy measures, concerns arise from potential…

机器学习 · 计算机科学 2024-07-29 Elie Atallah

We present a novel privacy preservation strategy for decentralized visualization. The key idea is to imitate the flowchart of the federated learning framework, and reformulate the visualization process within a federated infrastructure. The…

图形学 · 计算机科学 2022-02-10 Wei Chen , Yating Wei , Zhiyong Wang , Shuyue Zhou , Bingru Lin , Zhiguang Zhou

Currently, deep learning models are easily exposed to data leakage risks. As a distributed model, Split Learning thus emerged as a solution to address this issue. The model is splitted to avoid data uploading to the server and reduce…

密码学与安全 · 计算机科学 2025-03-10 Zhangting Lin , Mingfu Xue , Kewei Chen , Wenmao Liu , Xiang Gao , Leo Yu Zhang , Jian Wang , Yushu Zhang

Privacy-preserving machine learning is learning from sensitive datasets that are typically distributed across multiple data owners. Private machine learning is a remarkable challenge in a large number of realistic scenarios where no trusted…

密码学与安全 · 计算机科学 2019-01-29 Mohamed Nassar

Secret sharing was firstly proposed in 1979 by Shamir and Blakley respectively. To avoid deficiencies of original schemes, researchers presented improvement schemes, among which the multi-secret sharing scheme (MSS) is significant. There…

密码学与安全 · 计算机科学 2022-02-21 Jing Yang , Fang-Wei Fu

In the classical multi-party computation setting, multiple parties jointly compute a function without revealing their own input data. We consider a variant of this problem, where the input data can be shared for machine learning training…

机器学习 · 计算机科学 2020-09-25 Chenwei Wu , Chenzhuang Du , Yang Yuan

Previous studies have found that an adversary attacker can often infer unintended input information from intermediate-layer features. We study the possibility of preventing such adversarial inference, yet without too much accuracy…

机器学习 · 计算机科学 2020-01-15 Liyao Xiang , Haotian Ma , Hao Zhang , Yifan Zhang , Jie Ren , Quanshi Zhang