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Retrieval-Augmented Generation (RAG) systems deployed over proprietary knowledge bases face growing threats from reconstruction attacks that aggregate model responses to replicate knowledge bases. Such attacks exploit both intra-class and…

Artificial Intelligence · Computer Science 2025-11-14 Qinfeng Li , Miao Pan , Ke Xiong , Ge Su , Zhiqiang Shen , Yan Liu , Bing Sun , Hao Peng , Xuhong Zhang

Retrieval-augmented generation (RAG) enhances large language models (LLMs) by integrating external knowledge retrieved from a knowledge base. However, its effectiveness is fundamentally constrained by the reliability of both the retriever…

Computation and Language · Computer Science 2025-01-31 Yiteng Tu , Weihang Su , Yujia Zhou , Yiqun Liu , Qingyao Ai

General solutions of state machine replication have to ensure that all replicas apply the same commands in the same order, even in the presence of failures. Such strict ordering incurs high synchronization costs caused by distributed…

Distributed, Parallel, and Cluster Computing · Computer Science 2020-07-27 Jan Skrzypczak , Florian Schintke , Thorsten Schütt

The dynamic nature of Web data gives rise to a multitude of problems related to the identification, computation and management of the evolving versions and the related changes. In this paper, we consider the problem of change recognition in…

Databases · Computer Science 2015-01-13 Yannis Roussakis , Ioannis Chrysakis , Kostas Stefanidis , Giorgos Flouris , Yannis Stavrakas

Unsupervised remote sensing change detection aims to monitor and analyze changes from multi-temporal remote sensing images in the same geometric region at different times, without the need for labeled training data. Previous unsupervised…

Computer Vision and Pattern Recognition · Computer Science 2025-11-13 Yating Liu , Yan Lu

In this paper we represent a new framework for integrated distributed and reliable systems. In the proposed framework we have used three parts to increase Satisfaction and Performance of this framework. At first we analyze previous…

Distributed, Parallel, and Cluster Computing · Computer Science 2025-10-14 Mehdi Zekriyapanah Gashti

Robot task execution when situated in real-world environments is fragile. As such, robot architectures must rely on robust error recovery, adding non-trivial complexity to highly-complex robot systems. To handle this complexity in…

Efficient management of RDF data plays an important role in successfully understanding and fast querying data. Although the current approaches of indexing in RDF Triples such as property tables and vertically partitioned solved many issues;…

Databases · Computer Science 2014-09-17 Awny Sayed , Amal Almaqrashi

Data-free model stealing involves replicating the functionality of a target model into a substitute model without accessing the target model's structure, parameters, or training data. The adversary can only access the target model's…

Cryptography and Security · Computer Science 2024-12-23 Gaozheng Pei , Shaojie lyu , Ke Ma , Pinci Yang , Qianqian Xu , Yingfei Sun

We introduce Ring-topology Decentralized Federated Learning (RDFL) for distributed model training, aiming to avoid the inherent risks of centralized failure in server-based FL. However, RDFL faces the challenge of low information-sharing…

Machine Learning · Computer Science 2025-04-29 Shunxin Guo , Jiaqi Lv , Xin Geng

In a distributed storage network, reliability and bandwidth optimization can be provided by regenerating codes. Recently table based regenerating codes viz. DRESS (Distributed Replication-based Exact Simple Storage) codes has been proposed…

Information Theory · Computer Science 2013-02-18 Manish K Gupta , Anupam Agrawal , Deepak Yadav

Federated Learning (FL) has emerged as a key paradigm for building Trustworthy AI systems by enabling privacy-preserving, decentralized model training. However, FL is highly susceptible to adversarial attacks that compromise model integrity…

Cryptography and Security · Computer Science 2026-02-26 Mario García-Márquez , Nuria Rodríguez-Barroso , M. Victoria Luzón , Francisco Herrera

Content-aware graphic layout generation aims to automatically arrange visual elements along with a given content, such as an e-commerce product image. In this paper, we argue that the current layout generation approaches suffer from the…

Computer Vision and Pattern Recognition · Computer Science 2024-04-17 Daichi Horita , Naoto Inoue , Kotaro Kikuchi , Kota Yamaguchi , Kiyoharu Aizawa

Traditional approaches to replication require client requests to be ordered before making them durable by copying them to replicas. As a result, clients must wait for two round-trip times (RTTs) before updates complete. In this paper, we…

Distributed, Parallel, and Cluster Computing · Computer Science 2017-10-30 Seo Jin Park , John Ousterhout

Restoring images affected by various types of degradation, such as noise, blur, or improper exposure, remains a significant challenge in computer vision. While recent trends favor complex monolithic all-in-one architectures, these models…

Computer Vision and Pattern Recognition · Computer Science 2026-03-31 Joanna Wiekiera , Martyna Zur

Asynchronous learning protocols have regained attention lately, especially in the Federated Learning (FL) setup, where slower clients can severely impede the learning process. Herein, we propose \texttt{AsyncDrop}, a novel asynchronous FL…

Machine Learning · Computer Science 2022-10-31 Chen Dun , Mirian Hipolito , Chris Jermaine , Dimitrios Dimitriadis , Anastasios Kyrillidis

We propose CFS, a distributed file system for large scale container platforms. CFS supports both sequential and random file accesses with optimized storage for both large files and small files, and adopts different replication protocols for…

Distributed, Parallel, and Cluster Computing · Computer Science 2019-11-11 Haifeng Liu , Wei Ding , Yuan Chen , Weilong Guo , Shuoran Liu , Tianpeng Li , Mofei Zhang , Jianxing Zhao , Hongyin Zhu , Zhengyi Zhu

The success of deep generative models in scientific discovery requires not only the ability to generate novel candidates but also reliable guarantees that these candidates indeed satisfy desired properties. Recent conformal-prediction…

Machine Learning · Computer Science 2026-03-12 Siddhartha Laghuvarapu , Ying Jin , Jimeng Sun

Deep Reinforcement Learning (DRL) algorithms have achieved great success in solving many challenging tasks while their black-box nature hinders interpretability and real-world applicability, making it difficult for human experts to…

Machine Learning · Computer Science 2024-10-23 Jingdi Chen , Hanhan Zhou , Yongsheng Mei , Carlee Joe-Wong , Gina Adam , Nathaniel D. Bastian , Tian Lan

Distributed storage employs replication to mask failures and improve availability. However, these systems typically exhibit a hard tradeoff between consistency and performance. Ensuring consistency introduces coordination overhead, and as a…

Distributed, Parallel, and Cluster Computing · Computer Science 2019-04-22 Hang Zhu , Zhihao Bai , Jialin Li , Ellis Michael , Dan Ports , Ion Stoica , Xin Jin
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