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Open data plays a fundamental role in the 21th century by stimulating economic growth and by enabling more transparent and inclusive societies. However, it is always difficult to create new high-quality datasets with the required privacy…

Cryptography and Security · Computer Science 2019-03-07 Lorenzo Frigerio , Anderson Santana de Oliveira , Laurent Gomez , Patrick Duverger

Artificial Intelligence Generated Content (AIGC) is one of the latest achievements in AI development. The content generated by related applications, such as text, images and audio, has sparked a heated discussion. Various derived AIGC…

Cryptography and Security · Computer Science 2023-06-02 Chuan Chen , Zhenpeng Wu , Yanyi Lai , Wenlin Ou , Tianchi Liao , Zibin Zheng

The large spread of sensors and smart devices in urban infrastructures are motivating research in the area of Internet of Thing (IoT), to develop new services and improve citizens' quality of life. Sensors and smart devices generate large…

Cryptography and Security · Computer Science 2017-03-14 Moreno Ambrosin , Paolo Braca , Mauro Conti , Riccardo Lazzaretti

Whenever communication takes place to fulfil a goal, an effective way to encode the source data to be transmitted is to use an encoding rule that allows the receiver to meet the requirements of the goal. A formal way to identify the…

Signal Processing · Electrical Eng. & Systems 2022-11-24 Francesco Pezone , Sergio Barbarossa , Paolo Di Lorenzo

Retrieval-Augmented Generation (RAG) has emerged as the dominant technique to provide \emph{Large Language Models} (LLM) with fresh and relevant context, mitigating the risk of hallucinations and improving the overall quality of responses…

Machine Learning · Computer Science 2025-01-23 Nicolas Grislain

Electronic government (e-government) uses information and communication technologies to deliver public services to individuals and organisations effectively, efficiently and transparently. E-government is one of the most complex systems…

Cryptography and Security · Computer Science 2020-06-26 Noe Elisa , Longzhi Yang , Fei Chao , Yi Cao

The idea of an open data market envisions the creation of a data trading model to facilitate exchange of data between different parties in the Internet of Things (IoT) domain. The data collected by IoT products and solutions are expected to…

Computers and Society · Computer Science 2016-11-18 Charith Perera , Rajiv Ranjan , Lizhe Wang

Internet of Things (IoT) devices will play an important role in emerging applications, since their sensing, actuation, processing, and wireless communication capabilities stimulate data collection, transmission and decision processes of…

Signal Processing · Electrical Eng. & Systems 2022-11-11 Chao Zhang , Hang Zou , Samson Lasaulce , Walid Saad , Marios Kountouris , Mehdi Bennis

Optimizations premised on open-loop metrics such as Age of Information (AoI) indirectly enhance the system's decision-making utility. We therefore propose a novel closed-loop metric named Goal-oriented Tensor (GoT) to directly quantify the…

Information Theory · Computer Science 2023-07-04 Aimin Li , Shaohua Wu , Sumei Sun , Jie Cao

AI and its relevant technologies, including machine learning, deep learning, chatbots, virtual assistants, and others, are currently undergoing a profound transformation of development and organizational processes within companies.…

Cryptography and Security · Computer Science 2024-12-11 Tingting Bi , Guangsheng Yu , Qin Wang

In this work, we provide an industry research view for approaching the design, deployment, and operation of trustworthy Artificial Intelligence (AI) inference systems. Such systems provide customers with timely, informed, and customized…

Federated Learning (FL) has emerged as a promising privacy-preserving collaborative model training paradigm without sharing raw data. However, recent studies have revealed that private information can still be leaked through shared gradient…

Cryptography and Security · Computer Science 2026-01-12 Pengxin Guo , Runxi Wang , Shuang Zeng , Jinjing Zhu , Haoning Jiang , Yanran Wang , Yuyin Zhou , Feifei Wang , Hui Xiong , Liangqiong Qu

The preservation of privacy has emerged as a critical topic in the era of artificial intelligence. However, current work focuses on user-oriented privacy, overlooking severe enterprise data leakage risks exacerbated by the…

Cryptography and Security · Computer Science 2025-08-11 Zhihao Yao , Yuxuan Gu , Xiachong Feng , Weitao Ma , Bo Li , Xiaocheng Feng

A peer-to-peer network, enabling different parties to jointly store and run computations on data while keeping the data completely private. Enigma's computational model is based on a highly optimized version of secure multi-party…

Cryptography and Security · Computer Science 2015-06-12 Guy Zyskind , Oz Nathan , Alex Pentland

Large language models (LLMs) and AI agents are increasingly integrated into enterprise systems to access internal databases and generate context-aware responses. While such integration improves productivity and decision support, the model…

Cryptography and Security · Computer Science 2026-03-19 Ya-Ting Yang , Quanyan Zhu

As usage of generative AI tools skyrockets, the amount of sensitive information being exposed to these models and centralized model providers is alarming. For example, confidential source code from Samsung suffered a data leak as the text…

Cryptography and Security · Computer Science 2024-10-01 Manil Shrestha , Yashodha Ravichandran , Edward Kim

In order to automate AI research we introduce a full, end-to-end framework, OMEGA: Optimizing Machine learning by Evaluating Generated Algorithms, that starts at idea generation and ends with executable code. Our system combines structured…

Artificial Intelligence · Computer Science 2026-04-30 Jeremy Nixon , Annika Singh

Recently, opportunities to transmit speech data to deep learning models executed in the cloud have increased. This has led to growing concerns about speech privacy, including both speaker-specific information and the linguistic content of…

Audio and Speech Processing · Electrical Eng. & Systems 2025-09-25 Kohei Tanaka , Hitoshi Kiya , Sayaka Shiota

Distributed stochastic gradient descent is an important subroutine in distributed learning. A setting of particular interest is when the clients are mobile devices, where two important concerns are communication efficiency and the privacy…

Machine Learning · Statistics 2018-05-29 Naman Agarwal , Ananda Theertha Suresh , Felix Yu , Sanjiv Kumar , H. Brendan Mcmahan

Knowledge Graphs (KGs) are a powerful representation of linked data, offering flexibility, semantic richness, and support for knowledge enrichment and reasoning. They help data owners organize and exploit heterogeneous data to provide…

Cryptography and Security · Computer Science 2026-05-20 Yasmine Hayder