Search Results for author: Charalampos Kalalas

Found 4 papers, 0 papers with code

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

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.

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