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相关论文: Homomorphisms and Minimality for Enrich-by-Need Se…

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Enrich-by-need protocol analysis is a style of symbolic protocol analysis that characterizes all executions of a protocol that extend a given scenario. In effect, it computes a strongest security goal the protocol achieves in that scenario.…

密码学与安全 · 计算机科学 2018-04-17 Moses D. Liskov , Joshua D. Guttman , John D. Ramsdell , Paul D. Rowe , F. Javier Thayer

Cryptographic protocols rely on message-passing to coordinate activity among principals. Each principal maintains local state in individual local sessions only as needed to complete that session. However, in some protocols a principal also…

密码学与安全 · 计算机科学 2014-06-17 John D. Ramsdell , Daniel J. Dougherty , Joshua D. Guttman , Paul D. Rowe

Homomorphic encryption aims at allowing computations on encrypted data without decryption other than that of the final result. This could provide an elegant solution to the issue of privacy preservation in data-based applications, such as…

密码学与安全 · 计算机科学 2019-05-13 Diego Chialva , Ann Dooms

Large language models (LLMs) offer personalized responses based on user interactions, but this use case raises serious privacy concerns. Homomorphic encryption (HE) is a cryptographic protocol supporting arithmetic computations in encrypted…

密码学与安全 · 计算机科学 2025-02-24 Donghwan Rho , Taeseong Kim , Minje Park , Jung Woo Kim , Hyunsik Chae , Ernest K. Ryu , Jung Hee Cheon

Large language models(LLMs) are currently at the forefront of the machine learning field, which show a broad application prospect but at the same time expose some risks of privacy leakage. We combined Fully Homomorphic Encryption(FHE) and…

密码学与安全 · 计算机科学 2025-01-08 Zhang Ruoyan , Zheng Zhongxiang , Bao Wankang

Principal Component Analysis (PCA) is a pivotal technique widely utilized in the realms of machine learning and data analysis. It aims to reduce the dimensionality of a dataset while minimizing the loss of information. In recent years,…

密码学与安全 · 计算机科学 2024-02-06 Xirong Ma

Low-rank adaptation (LoRA) has emerged as the de facto standard for parameter-efficient fine-tuning (PEFT) of foundation models, enabling the adaptation of billion-parameter networks with minimal computational and memory overhead. Despite…

机器学习 · 计算机科学 2026-04-24 Bingcong Li , Yilang Zhang , Georgios B. Giannakis

Low-Rank Adaptation (LoRA), which leverages the insight that model updates typically reside in a low-dimensional space, has significantly improved the training efficiency of Large Language Models (LLMs) by updating neural network layers…

机器学习 · 计算机科学 2026-05-01 Han Liu , Shanghao Shi , Yevgeniy Vorobeychik , Chongjie Zhang , Ning Zhang

Optimization methods are widely employed in deep learning to identify and mitigate undesired model responses. While gradient-based techniques have proven effective for image models, their application to language models is hindered by the…

机器学习 · 计算机科学 2025-02-18 Zi Wang , Divyam Anshumaan , Ashish Hooda , Yudong Chen , Somesh Jha

Preserving data confidentiality during the fine-tuning of open-source Large Language Models (LLMs) is crucial for sensitive applications. This work introduces an interactive protocol adapting the Low-Rank Adaptation (LoRA) technique for…

密码学与安全 · 计算机科学 2025-05-13 Jordan Frery , Roman Bredehoft , Jakub Klemsa , Arthur Meyre , Andrei Stoian

Recently, few-shot learning (FSL) has become a popular task that aims to recognize new classes from only a few labeled examples and has been widely applied in fields such as natural science, remote sensing, and medical images. However, most…

计算机视觉与模式识别 · 计算机科学 2026-02-12 Liwen Wu , Wei Wang , Lei Zhao , Zhan Gao , Qika Lin , Shaowen Yao , Zuozhu Liu , Bin Pu

The article addresses morphological approaches to design of modular systems. The following methods are briefly described: (i) basic version of morphological analysis (MA), (ii) modification of MA as method of closeness to ideal point(s),…

软件工程 · 计算机科学 2012-01-10 Mark Sh. Levin

In recent years many algorithms have been developed for finding patterns in graphs and networks. A disadvantage of these algorithms is that they use subgraph isomorphism to determine the support of a graph pattern; subgraph isomorphism is a…

数据结构与算法 · 计算机科学 2015-03-19 Anton Dries , Siegfried Nijssen

Motivated by the Bagging Partial Least Squares (PLS) and Principal Component Analysis (PCA) algorithms, we propose a Principal Model Analysis (PMA) method in this paper. In the proposed PMA algorithm, the PCA and the PLS are combined. In…

机器学习 · 计算机科学 2019-02-08 Qiwei Xie , Liang Tang , Weifu Li , Vijay John , Yong Hu

The pi calculus is a basic theory of mobile communication based on the notion of interaction, which, aimed at analyzing and modelling the behaviors of communication process in communicating and mobile systems, is widely applied to the…

密码学与安全 · 计算机科学 2023-12-06 Fusheng Wu , Jinhui Liu , Yanbing Li , Mingtao Ni

We present a framework suited to the analysis of cryptographic protocols that make use of time in their execution. We provide a process algebra syntax that makes time information available to processes, and a transition semantics that takes…

密码学与安全 · 计算机科学 2020-10-27 Damián Aparicio-Sánchez , Santiago Escobar , Catherine Meadows , Jose Meseguer , Julia Sapiña

We analyzed the performance of a biologically inspired algorithm called the Corrected Projections Algorithm (CPA) when a sparseness constraint is required to unambiguously reconstruct an observed signal using atoms from an overcomplete…

数值分析 · 计算机科学 2017-03-24 Gonzalo H Otazu

In many safety-critical engineering domains, hazard analysis techniques are an essential part of requirement elicitation. Of the methods proposed for this task, STPA (System-Theoretic Process Analysis) represents a relatively recent…

软件工程 · 计算机科学 2025-03-18 Ali Raeisdanaei , Juho Kim , Michael Liao , Sparsh Kochhar

Privacy computing involves the extensive exchange and processing of encrypted data. For the parties involved in these interactions, how to determine the consistency of exchanged data without accessing the original data, ensuring tamper…

密码学与安全 · 计算机科学 2024-10-24 Huang Neng

The Maude-NRL Protocol Analyzer (Maude-NPA) is a tool and inference system for reasoning about the security of cryptographic protocols in which the cryptosystems satisfy different equational properties. It both extends and provides a formal…

密码学与安全 · 计算机科学 2011-05-30 Santiago Escobar , Catherine Meadows , Jose Meseguer
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