Search Results for author: Pedro H. J. Nardelli

Found 24 papers, 2 papers with code

RSMA for Dual-Polarized Massive MIMO Networks: A SIC-Free Approach

no code implementations9 Dec 2022 Arthur S. de Sena, Pedro H. J. Nardelli, Daniel B. da Costa, Petar Popovski, Constantinos B. Papadias, Merouane Debbah

Aiming at overcoming practical issues of successive interference cancellation (SIC), this paper proposes a dual-polarized rate-splitting multiple access (RSMA) technique for a downlink massive multiple-input multiple-output (MIMO) network.

Optimizing a Digital Twin for Fault Diagnosis in Grid Connected Inverters -- A Bayesian Approach

no code implementations7 Dec 2022 Pavol Mulinka, Subham Sahoo, Charalampos Kalalas, Pedro H. J. Nardelli

In this paper, a hyperparameter tuning based Bayesian optimization of digital twins is carried out to diagnose various faults in grid connected inverters.

Bayesian Optimization Fault Detection

Indoor Positioning via Gradient Boosting Enhanced with Feature Augmentation using Deep Learning

no code implementations16 Nov 2022 Ashkan Goharfar, Jaber Babaki, Mehdi Rasti, Pedro H. J. Nardelli

With the emerge of the Internet of Things (IoT), localization within indoor environments has become inevitable and has attracted a great deal of attention in recent years.

Indoor Localization Transfer Learning

Dual-Polarized Massive MIMO-RSMA Networks: Tackling Imperfect SIC

no code implementations2 Nov 2022 Arthur Sousa de Sena, Pedro H. J. Nardelli, Daniel Benevides da Costa, Petar Popovski, Constantinos B. Papadias, Merouane Debbah

This paper takes advantage of this additional DoF to alleviate practical issues of successive interference cancellation (SIC) in rate-splitting multiple access (RSMA) schemes.

MIX-MAB: Reinforcement Learning-based Resource Allocation Algorithm for LoRaWAN

no code implementations7 Jun 2022 Farzad Azizi, Benyamin Teymuri, Rojin Aslani, Mehdi Rasti, Jesse Tolvanen, Pedro H. J. Nardelli

This paper focuses on improving the resource allocation algorithm in terms of packet delivery ratio (PDR), i. e., the number of successfully received packets sent by end devices (EDs) in a long-range wide-area network (LoRaWAN).

reinforcement-learning Reinforcement Learning (RL)

Rate-Splitting Multiple Access and its Interplay with Intelligent Reflecting Surfaces

no code implementations24 May 2022 Arthur S. de Sena, Pedro H. J. Nardelli, Daniel B. da Costa, Petar Popovski, Constantinos B. Papadias

Rate-splitting multiple access (RSMA) has recently appeared as a powerful technique for improving the downlink performance of multiple-input multiple-output (MIMO) systems.

Swish-Driven GoogleNet for Intelligent Analog Beam Selection in Terahertz Beamspace MIMO

no code implementations12 Oct 2021 Hosein Zarini, Mohammad Robat Mili, Mehdi Rasti, Sergey Andreev, Pedro H. J. Nardelli

First inspired by transfer learning, we fine-tune the pre-trained off-the-shelf GoogleNet classifier, to learn analog beam selection as a multi-class mapping problem.

Transfer Learning

Packetized Energy Management Controller for Residential Consumers

no code implementations19 Aug 2021 Hafiz Majid Hussain, Ashfaq Ahmad, Arun Narayanan, Pedro H. J. Nardelli, Yongheng Yang

In this paper, we investigate the management of energy storage control and load scheduling in scenarios considering a grid-connected photovoltaic (PV) system using packetized energy management.

energy management Management +1

IRS-Assisted Massive MIMO-NOMA Networks with Polarization Diversity

no code implementations27 May 2021 Arthur S. de Sena, Pedro H. J. Nardelli, Daniel B. da Costa, F. Rafael M. Lima, Liang Yang, Petar Popovski, Zhiguo Ding, Constantinos B. Papadias

In this paper, the appealing features of a dual-polarized intelligent reflecting surface (IRS) are exploited to improve the performance of dual-polarized massive multiple-input multiple-output (MIMO) with non-orthogonal multiple access (NOMA) under imperfect successive interference cancellation (SIC).

Incorporating Wireless Communication Parameters into the E-Model Algorithm

no code implementations5 Mar 2021 Demóstenes Z. Rodríguez, Dick Carrillo Melgarejo, Miguel A. Ramírez, Pedro H. J. Nardelli, Sebastian Möller

However, the NB, WB, and FB E-model algorithms do not consider wireless techniques used in these networks, such as Multiple-Input-Multiple-Output (MIMO) systems, which are used to improve the communication system robustness in the presence of different types of wireless channel degradation.

IRS-Assisted Massive MIMO-NOMA Networks: Exploiting Wave Polarization

no code implementations7 Dec 2020 Arthur S. de Sena, Pedro H. J. Nardelli, Daniel B. da Costa, F. Rafael M. Lima, Liang Yang, Petar Popovski, Zhiguo Ding, Constantinos B. Papadias

By considering the downlink of a multi-cluster scenario, the IRSs assist the base station (BS) to multiplex subsets of users in the polarization domain.

What Role Do Intelligent Reflecting Surfaces Play in Multi-Antenna Non-Orthogonal Multiple Access?

no code implementations20 Sep 2020 Arthur S. de Sena, Dick Carrillo, Fang Fang, Pedro H. J. Nardelli, Daniel B. da Costa, Ugo S. Dias, Zhiguo Ding, Constantinos B. Papadias, Walid Saad

Massive multiple-input multiple-output (MIMO) and non-orthogonal multiple access (NOMA) are two key techniques for enabling massive connectivity in future wireless networks.

Fairness

Review of the State-of-the-Art on Adaptive Protection for Microgrids based on Communications

no code implementations1 Jul 2020 Daniel Gutierrez-Rojas, Pedro H. J. Nardelli, Goncalo Mendes, Petar Popovski

The dominance of distributed energy resources in microgrids and the associated weather dependency require flexible protection.

Review of the State-of-the-art on Bio-signal-based Brain-controlled Vehicles

no code implementations3 Jun 2020 Amin Hekmatmanesh, Pedro H. J. Nardelli, Heikki Handroos

Brain-controlled vehicle (BCV) is an already established technology usually designed for disabled patients.

EEG

Reconfigurable Intelligent Surface-Aided Grant-Free Access for Uplink URLLC

no code implementations26 May 2020 Dick Carrillo Melgarejo, Charalampos Kalalas, Arthur Sousa de Sena, Pedro H. J. Nardelli

Reconfigurable intelligent surfaces (RISs) have been recently considered as one of the emerging technologies for future communication systems by leveraging the tuning capabilities of their reflecting elements.

Neurosciences and 6G: Lessons from and Needs of Communicative Brains

no code implementations4 Apr 2020 Renan C. Moioli, Pedro H. J. Nardelli, Michael Taynnan Barros, Walid Saad, Amin Hekmatmanesh, Pedro Gória, Arthur S. de Sena, Merim Dzaferagic, Harun Siljak, Werner van Leekwijck, Dick Carrillo, Steven Latré

In particular, we propose a novel systematization that divides the contributions into two groups, one focused on what neurosciences will offer to 6G in terms of new applications and systems architecture (Neurosciences for Wireless), and the other focused on how wireless communication theory and 6G systems can provide new ways to study the brain (Wireless for Neurosciences).

Signal Processing Emerging Technologies Information Theory Information Theory Neurons and Cognition

Agent-based Model for Spot and Balancing Electricity Markets

1 code implementation14 Dec 2016 Florian Kühnlenz, Pedro H. J. Nardelli

We present a simple, yet realistic, agent-based model of an electricity market.

Multiagent Systems General Finance

Storage Management in Modern Electricity Power Grids

1 code implementation2 Dec 2016 Pedro H. J. Nardelli, Hirley Alves

This letter introduces a method to manage energy storage in electricity grids.

Systems and Control

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