600 citations · 3.6k across the 121 of their papers we have counts for
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Channel Estimation in RIS-Enabled mmWave Wireless Systems: A Variational Inference Approach
Firas Fredj, Amal Feriani, Amine Mezghani +1
Channel estimation in reconfigurable intelligent surfaces (RIS)-aided systems is crucial for optimal configuration of the RIS and various downstream tasks such as user localization…
Optimization of Wireless Relaying With Flexible UAV-Borne Reflecting Surfaces
Taniya Shafique, Hina Tabassum, Ekram Hossain
This paper presents a theoretical framework to analyze the performance of integrated unmanned aerial vehicle (UAV)-intelligent reflecting surface (IRS) relaying system in which IRS…
Distributed Uplink Beamforming in Cell-Free Networks Using Deep Reinforcement Learning
Firas Fredj, Yasser Al-Eryani, Setareh Maghsudi +2
The emergence of new wireless technologies together with the requirement of massive connectivity results in several technical issues such as excessive interference, high computatio…
Multiple Access in Dynamic Cell-Free Networks: Outage Performance and Deep Reinforcement Learning-Based Design
Yasser Al-Eryani, Mohamed Akrout, Ekram Hossain
In future cell-free (or cell-less) wireless networks, a large number of devices in a geographical area will be served simultaneously in non-orthogonal multiple access scenarios by…
Downlink Power Allocation for CoMP-NOMA in Multi-Cell Networks
Md Shipon Ali, Ekram Hossain, Arafat Al-Dweik +1
This work considers the problem of dynamic power allocation in the downlink of multi-cell networks, where each cell utilizes non-orthogonal multiple access (NOMA)-based resource al…