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We consider a fully cooperative multi-agent system where agents cooperate to maximize a system's utility in a partial-observable environment. We propose that multi-agent systems must have the ability to (1) communicate and understand the…

Artificial Intelligence · Computer Science 2021-01-01 Jianyu Su , Stephen Adams , Peter A. Beling

In this paper, we investigate the delay-throughput trade-offs in mobile ad-hoc networks under two-dimensional i.i.d. mobility models. We consider two mobility time-scales: (i) Fast mobility where node mobility is at the same time-scale as…

Networking and Internet Architecture · Computer Science 2007-07-13 Lei Ying , Sichao Yang , R. Srikant

This paper considers the problem of covert communication with mismatched decoding, in which a sender wishes to reliably communicate with a receiver whose decoder is fixed and possibly sub-optimal, and simultaneously to ensure that the…

Information Theory · Computer Science 2021-11-11 Qiaosheng Zhang , Vincent Y. F. Tan

Recently, physical layer security based approaches have drawn considerable attentions and are envisaged to provide secure communications in the wireless networks. However, most existing literatures only focus on the physical layer. Thus,…

Information Theory · Computer Science 2013-08-19 Jun Wang , Pengfei Huang , Xudong Wang

We study two-way covert communication schemes, where information is transmitted by passively modulating a reflected signal back to the source. We consider optical systems, described by quantum bosonic channels. While broadband classical and…

In this paper, we consider fundamental communication limits over a compound channel. Covert communication in the information-theoretic context has been primarily concerned with fundamental limits when the transmitter wishes to communicate…

Information Theory · Computer Science 2019-06-18 Sadaf Salehkalaibar , Mohammad Hossein Yassaee , Vincent Y. F. Tan

We formulate a model for intermittent communication that can capture bursty transmissions or a sporadically available channel, where in either case the receiver does not know a priori when the transmissions will occur. Focusing on the…

Information Theory · Computer Science 2017-03-20 Mostafa Khoshnevisan , J Nicholas Laneman

Multiagent negotiation mechanisms advise original solutions to several problems for which usual problem solving methods are inappropriate. Mainly negotiation models are based on agents' interactions through messages. Agents interact in…

Multiagent Systems · Computer Science 2014-02-18 Samir Aknine

This work investigates the probability that the delay and the peak-age of information exceed a desired threshold in a point-to-point communication system with short information packets. The packets are generated according to a stationary…

Information Theory · Computer Science 2019-02-04 Rahul Devassy , Giuseppe Durisi , Guido Carlo Ferrante , Osvaldo Simeone , Elif Uysal

We develop an overlapping generations model where each agent observes a verifiable private signal about the state and, with positive probability, also receives signals disclosed by his predecessor. The agent then takes an action and decides…

Theoretical Economics · Economics 2026-02-26 Nemanja Antic , Harry Pei

Wireless systems are of paramount importance for providing ubiquitous data transmission for smart cities. However, due to the broadcasting and openness of wireless channels, such systems face potential security challenges. UAV-assisted…

Cryptography and Security · Computer Science 2024-03-15 Chan Gao , Linying Tian , Dong Zheng

This paper considers an information theoretic model of secure integrated sensing and communication, represented as a wiretap channel with action dependent states. This model allows securing part of a transmitted message against a sensed…

Information Theory · Computer Science 2024-09-10 Truman Welling , Onur Günlü , Aylin Yener

While significant advances have been made for single-agent perception, many applications require multiple sensing agents and cross-agent communication due to benefits such as coverage and robustness. It is therefore critical to develop…

Computer Vision and Pattern Recognition · Computer Science 2020-06-04 Yen-Cheng Liu , Junjiao Tian , Nathaniel Glaser , Zsolt Kira

Conversational repair is a mechanism used to detect and resolve miscommunication and misinformation problems when two or more agents interact. One particular and underexplored form of repair in emergent communication is the implicit repair…

Machine Learning · Computer Science 2025-02-25 Fábio Vital , Alberto Sardinha , Francisco S. Melo

In ad hoc wireless networking, units are connected to each other rather than to a central, fixed, infrastructure. Constructing and maintaining such networks create several trade-off problems between robustness, communication speed, power…

Physics and Society · Physics 2016-06-08 Eun Lee , Petter Holme

Modern applications are highly sensitive to communication delays and throughput. This paper surveys major attempts on reducing latency and increasing the throughput. These methods are surveyed on different networks and surroundings such as…

Networking and Internet Architecture · Computer Science 2020-09-09 Amir Mirzaeinnia , Mehdi Mirzaeinia , Abdelmounaam Rezgui

In this paper, utilizing the relay buffers, we propose an opportunistic decode-wait-and-forward relay scheme for a point-to-point communication system with a half-duplexing relay network to better exploit the time diversity and relay…

Information Theory · Computer Science 2009-08-10 Rui Wang , Vincent K. N. Lau , Kaibin Huang

Ensuring end-to-end cross-layer communication security in military networks by selecting covert schemes between nodes is a key solution for military communication security. With the development of communication technology, covert…

Cryptography and Security · Computer Science 2025-01-22 Tianhao Liu , Jiqiang Liu , Tao Zhang , Jian Wang , Jiacheng Wang , Jiawen Kang , Dusit Niyato , Shiwen Mao

We investigate the problem of obtaining agreement protocols in the presence of a mobile adversary, who can control an ever-changing selection of processors. We make improvements to previous results for the case when the communications…

Distributed, Parallel, and Cluster Computing · Computer Science 2017-06-22 Chris Dowden

Emergent communication has made strides towards learning communication from scratch, but has focused primarily on protocols that resemble human language. In nature, multi-agent cooperation gives rise to a wide range of communication that…

Multiagent Systems · Computer Science 2022-02-08 Niko A. Grupen , Daniel D. Lee , Bart Selman