Search Results for author: Mérouane Debbah

Found 24 papers, 5 papers with code

Generative AI for Immersive Communication: The Next Frontier in Internet-of-Senses Through 6G

no code implementations2 Apr 2024 Nassim Sehad, Lina Bariah, Wassim Hamidouche, Hamed Hellaoui, Riku Jäntti, Mérouane Debbah

Over the past two decades, the Internet-of-Things (IoT) has been a transformative concept, and as we approach 2030, a new paradigm known as the Internet of Senses (IoS) is emerging.

Near-Field Channel Modeling for Holographic MIMO Communications

no code implementations14 Mar 2024 Tierui Gong, Li Wei, Chongwen Huang, George C. Alexandropoulos, Mérouane Debbah, Chau Yuen

Empowered by the latest progress on innovative metamaterials/metasurfaces and advanced antenna technologies, holographic multiple-input multiple-output (H-MIMO) emerges as a promising technology to fulfill the extreme goals of the sixth-generation (6G) wireless networks.

Faster and Lighter LLMs: A Survey on Current Challenges and Way Forward

1 code implementation2 Feb 2024 Arnav Chavan, Raghav Magazine, Shubham Kushwaha, Mérouane Debbah, Deepak Gupta

Despite the impressive performance of LLMs, their widespread adoption faces challenges due to substantial computational and memory requirements during inference.

Model Compression

Mean Field Game-based Waveform Precoding Design for Mobile Crowd Integrated Sensing, Communication, and Computation Systems

no code implementations6 Sep 2023 Dezhi Wang, Chongwen Huang, Jiguang He, Xiaoming Chen, Wei Wang, Zhaoyang Zhang, Zhu Han, Mérouane Debbah

In this paper, we consider the environment sensing problem in the large-scale mobile crowd ISCC systems and propose an efficient waveform precoding design algorithm based on the mean field game~(MFG).

A Transmit-Receive Parameter Separable Electromagnetic Channel Model for LoS Holographic MIMO

no code implementations28 Aug 2023 Tierui Gong, Chongwen Huang, Jiguang He, Marco Di Renzo, Mérouane Debbah, Chau Yuen

To support the extremely high spectral efficiency and energy efficiency requirements, and emerging applications of future wireless communications, holographic multiple-input multiple-output (H-MIMO) technology is envisioned as one of the most promising enablers.

Holographic MIMO Communications with Arbitrary Surface Placements: Near-Field LoS Channel Model and Capacity Limit

no code implementations11 Apr 2023 Tierui Gong, Li Wei, Chongwen Huang, Zhijia Yang, Jiguang He, Mérouane Debbah, Chau Yuen

Envisioned as one of the most promising technologies, holographic multiple-input multiple-output (H-MIMO) recently attracts notable research interests for its great potential in expanding wireless possibilities and achieving fundamental wireless limits.

A Generalized Electromagnetic-Domain Channel Modeling for LOS Holographic MIMO with Arbitrary Surface Placements

no code implementations15 Mar 2023 Tierui Gong, Li Wei, Zhijia Yang, Mérouane Debbah, Chau Yuen

Holographic multiple-input multiple-output (H-MIMO) is considered as one of the most promising technologies to enable future wireless communications in supporting the expected extreme requirements, such as high energy and spectral efficiency.

Holographic MIMO Communications: Theoretical Foundations, Enabling Technologies, and Future Directions

no code implementations2 Dec 2022 Tierui Gong, Panagiotis Gavriilidis, Ran Ji, Chongwen Huang, George C. Alexandropoulos, Li Wei, Zhaoyang Zhang, Mérouane Debbah, H. Vincent Poor, Chau Yuen

In this survey, we present a comprehensive overview of the latest advances in the HMIMO communications paradigm, with a special focus on their physical aspects, their theoretical foundations, as well as the enabling technologies for HMIMO systems.

Pervasive Machine Learning for Smart Radio Environments Enabled by Reconfigurable Intelligent Surfaces

1 code implementation8 May 2022 George C. Alexandropoulos, Kyriakos Stylianopoulos, Chongwen Huang, Chau Yuen, Mehdi Bennis, Mérouane Debbah

The emerging technology of Reconfigurable Intelligent Surfaces (RISs) is provisioned as an enabler of smart wireless environments, offering a highly scalable, low-cost, hardware-efficient, and almost energy-neutral solution for dynamic control of the propagation of electromagnetic signals over the wireless medium, ultimately providing increased environmental intelligence for diverse operation objectives.

BIG-bench Machine Learning Multi-Armed Bandits

C-GRBFnet: A Physics-Inspired Generative Deep Neural Network for Channel Representation and Prediction

no code implementations5 Dec 2021 Zhuoran Xiao, Zhaoyang Zhang, Chongwen Huang, Xiaoming Chen, Caijun Zhong, Mérouane Debbah

Specifically, we first use a forward deep neural network to infer the positions of all possible images of the source reflected by the surrounding scatterers within that environment, and then use the well-known Gaussian Radial Basis Function network (GRBF) to approximate the amplitudes of all possible propagation paths.

Semantics-Native Communication with Contextual Reasoning

no code implementations12 Aug 2021 Hyowoon Seo, Jihong Park, Mehdi Bennis, Mérouane Debbah

Spurred by a huge interest in the post-Shannon communication, it has recently been shown that leveraging semantics can significantly improve the communication effectiveness across many tasks.

Communication Efficient Distributed Learning with Censored, Quantized, and Generalized Group ADMM

no code implementations14 Sep 2020 Chaouki Ben Issaid, Anis Elgabli, Jihong Park, Mehdi Bennis, Mérouane Debbah

In this paper, we propose a communication-efficiently decentralized machine learning framework that solves a consensus optimization problem defined over a network of inter-connected workers.

Quantization

Channel Estimation for RIS-Empowered Multi-User MISO Wireless Communications

no code implementations4 Aug 2020 Li Wei, Chongwen Huang, George C. Alexandropoulos, Chau Yuen, Zhaoyang Zhang, Mérouane Debbah

We also discuss the downlink achievable sum rate computation with estimated channels and different precoding schemes for the base station.

Holographic MIMO Surfaces for 6G Wireless Networks: Opportunities, Challenges, and Trends

no code implementations27 Nov 2019 Chongwen Huang, Sha Hu, George C. Alexandropoulos, Alessio Zappone, Chau Yuen, Rui Zhang, Marco Di Renzo, Mérouane Debbah

Future wireless networks are expected to evolve towards an intelligent and software reconfigurable paradigm enabling ubiquitous communications between humans and mobile devices.

Indoor Signal Focusing with Deep Learning Designed Reconfigurable Intelligent Surfaces

no code implementations19 May 2019 Chongwen Huang, George C. Alexandropoulos, Chau Yuen, Mérouane Debbah

Reconfigurable Intelligent Surfaces (RISs) comprised of tunable unit elements have been recently considered in indoor communication environments for focusing signal reflections to intended user locations.

Deep Learning for UL/DL Channel Calibration in Generic Massive MIMO Systems

no code implementations7 Mar 2019 Chongwen Huang, George C. Alexandropoulos, Alessio Zappone, Chau Yuen, Mérouane Debbah

We then leverage the trained deep neural network with the instantaneously estimated UL channel to calibrate the DL one, which is not observable during the UL transmission phase.

Wireless Network Intelligence at the Edge

no code implementations7 Dec 2018 Jihong Park, Sumudu Samarakoon, Mehdi Bennis, Mérouane Debbah

), requires a novel paradigm change calling for distributed, low-latency and reliable ML at the wireless network edge (referred to as edge ML).

Face Recognition Medical Diagnosis

Artificial Neural Networks-Based Machine Learning for Wireless Networks: A Tutorial

no code implementations9 Oct 2017 Mingzhe Chen, Ursula Challita, Walid Saad, Changchuan Yin, Mérouane Debbah

Next-generation wireless networks must support ultra-reliable, low-latency communication and intelligently manage a massive number of Internet of Things (IoT) devices in real-time, within a highly dynamic environment.

BIG-bench Machine Learning

Optimal Design of Energy-Efficient Multi-User MIMO Systems: Is Massive MIMO the Answer?

1 code implementation24 Mar 2014 Emil Björnson, Luca Sanguinetti, Jakob Hoydis, Mérouane Debbah

Numerical and analytical results show that the maximal EE is achieved by a massive MIMO setup wherein hundreds of antennas are deployed to serve a relatively large number of users using ZF processing.

Information Theory Networking and Internet Architecture Information Theory

A New Look at Dual-Hop Relaying: Performance Limits with Hardware Impairments

1 code implementation11 Nov 2013 Emil Björnson, Michail Matthaiou, Mérouane Debbah

Such approximations make sense in low-rate systems, but can lead to very misleading results when analyzing future high-rate systems.

Information Theory Information Theory

Massive MIMO Systems with Non-Ideal Hardware: Energy Efficiency, Estimation, and Capacity Limits

1 code implementation9 Jul 2013 Emil Björnson, Jakob Hoydis, Marios Kountouris, Mérouane Debbah

The use of large-scale antenna arrays can bring substantial improvements in energy and/or spectral efficiency to wireless systems due to the greatly improved spatial resolution and array gain.

Information Theory Information Theory

Cannot find the paper you are looking for? You can Submit a new open access paper.