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We study the high-power asymptotic behavior of the sum-rate capacity of multi-user interference networks with an equal number of transmitters and receivers. We assume that each transmitter is cognizant of the message it wishes to convey to…

Information Theory · Computer Science 2016-11-15 Amos Lapidoth , Shlomo Shamai , Michele A. Wigger

We consider a dynamic millimeter-wave network with integrated access and backhaul, where mobile relay nodes move to auto-reconfigure the wireless backhaul. Specifically, we focus on in-band relaying networks, which conduct access and…

Multiagent Systems · Computer Science 2023-02-16 Mohamed Sana , Benoit Miscopein

Movable antenna (MA) has shown significant potential for improving the performance of integrated sensing and communication (ISAC) systems. In this paper, we model an MA-aided ISAC system operating in a communication full-duplex mono-static…

Information Theory · Computer Science 2025-05-22 Size Peng , Yin Xu , Guanli Yi , Cixiao Zhang , Dazhi He , Wenjun Zhang

Communication in high frequencies such as millimeter wave and terahertz suffer from high path-loss and intense shadowing which necessitates beamforming for reliable data transmission. On the other hand, at high frequencies the channels are…

Machine Learning · Computer Science 2021-02-23 Abbas Khalili , Sundeep Rangan , Elza Erkip

This paper characterizes the performance of interference alignment (IA) technique taking into account the dynamic traffic pattern and the probing/feedback cost. We consider a time-division duplex (TDD) system where transmitters acquire…

Information Theory · Computer Science 2016-11-18 Matha Deghel , Mohamad Assaad , Mérouane Debbah , Anthony Ephremides

Power allocation in spectrum sharing systems is challenging due to excessive interference that the secondary system could impose on the primary system. Therefore, an interference threshold constraint is considered to regulate the secondary…

Information Theory · Computer Science 2021-03-16 Mohammad Ghadir Khoshkholgh , Halim Yanikomeroglu

This paper proposes a fluid antenna (FA)-assisted near-field integrated sensing and communications (ISAC) system enabled by the extremely large-scale simultaneously transmitting and reflecting surface (XL-STARS). By optimizing the…

Signal Processing · Electrical Eng. & Systems 2024-10-01 Jingxuan Zhou , Yinchao Yang , Zhaohui Yang , Mohammad Shikh-Bahaei

This position paper argues that formal optimal control theory should be central to AI alignment research, offering a distinct perspective from prevailing AI safety and security approaches. While recent work in AI safety and mechanistic…

Artificial Intelligence · Computer Science 2025-06-24 Elija Perrier

This paper studies strategic design in an integrated sensing and communication (ISAC) architecture for feedback control of cyber-physical systems. We focus on a setting in which the regulation of a physical process (i.e., remote source) is…

Information Theory · Computer Science 2026-02-02 Touraj Soleymani , Mohamad Assaad , John S. Baras

This paper investigates how to use a metaheuristic based technique, namely Particle Swarm Optimization (PSO), in carrying out of Interference Alignment (IA) for $K$-User MIMO Interference Channel (IC). Despite its increasing popularity,…

Signal Processing · Electrical Eng. & Systems 2018-06-08 Lysa AIT Messaoud , Fatiha Merazka

In a wireless network, the spatial location of the transmitters has a large impact on the achievable rate at each user location. The optimal placement of -- for example -- cellular base stations is a difficult non-convex problem, and is…

Information Theory · Computer Science 2026-05-08 Lukas Taus , Richard Tsai , Jeffrey G. Andrews

Several practical multi-user multi-carrier communication systems are characterized by a multi-carrier interference channel system model where the interference is treated as noise. For these systems, spectrum optimization is a promising…

Information Theory · Computer Science 2013-08-28 Paschalis Tsiaflakis , François Glineur

This paper investigates the fundamental limits of information-theoretic decentralized secure aggregation (DSA) with user dropouts. We consider a fully decentralized network where $K$ users communicate over broadcast channels without a…

Information Theory · Computer Science 2026-05-22 Zhou Li , Xiang Zhang , Yizhou Zhao , Han Yu , Giuseppe Caire

The AI alignment problem, which focusses on ensuring that artificial intelligence (AI), including AGI and ASI, systems act according to human values, presents profound challenges. With the progression from narrow AI to Artificial General…

Artificial Intelligence · Computer Science 2025-07-25 Alberto Hernández-Espinosa , Felipe S. Abrahão , Olaf Witkowski , Hector Zenil

We consider the problem of linear transceiver design to achieve max-min fairness in a downlink MIMO multicell network. This problem can be formulated as maximizing the minimum rate among all the users in an interfering broadcast channel…

Information Theory · Computer Science 2012-09-03 Meisam Razaviyayn , Mingyi Hong , Zhi-Quan Luo

In this paper we analyze a constant multiple-input multiple-output interference channel where a set of active users are cooperating through interference alignment while a set of secondary users desire access to the channel. We derive the…

Information Theory · Computer Science 2012-07-19 Behrang Nosrat-Makouei , Jeffrey G. Andrews , Robert W. Heath

This paper addresses an interference channel consisting of $\mathbf{n}$ active users sharing $u$ frequency sub-bands. Users are asynchronous meaning there exists a mutual delay between their transmitted codes. A stationary model for…

Information Theory · Computer Science 2010-06-17 Kamyar Moshksar , Amir K. Khandani

We show that the 2x2x2 interference channel, i.e., the multihop interference channel formed by concatenation of two 2-user interference channels achieves the min-cut outer bound value of 2 DoF, for almost all values of channel coefficients,…

Information Theory · Computer Science 2010-12-13 Tiangao Gou , Syed A. Jafar , Sang-Woon Jeon , Sae-Young Chung

We explore 5 network communication problems where the possibility of interference alignment, and consequently the total number of degrees of freedom (DoF) with channel uncertainty at the transmitters are unknown. These problems share the…

Information Theory · Computer Science 2016-11-18 Syed A. Jafar

This paper investigates a low-altitude integrated sensing and communication (ISAC) system that leverages cooperative rotatable active and passive arrays. We consider a downlink scenario where a base station (BS) with an active rotatable…

Signal Processing · Electrical Eng. & Systems 2026-03-03 Ziyuan Zheng , Qingqing Wu , Yanze Zhu , Honghao Wang , Ying Gao , Wen Chen , Jian Xiong