13 papers
Design, Implementation and Practical Energy-Efficiency Evaluation of a Blockchain Based Academic Credential Verification System for Low-Power Nodes
Gabriel Fernández-Blanco, Iván Froiz-MÃguez, Paula Fraga-Lamas +1
The educational system manages extensive documentation and paperwork, which can lead to human errors and sometimes abuse or fraud, such as the falsification of diplomas, certificat…
Towards a Blockchain and Opportunistic Edge Driven Metaverse of Everything
Paula Fraga-Lamas, Sérgio Ivan Lopes, Tiago M. Fernández-Caramés
Decentralized Metaverses, built on Web 3.0 and Web 4.0 technologies, have attracted significant attention across various fields. This innovation leverages blockchain, Decentralized…
Towards an Emotion-Aware Metaverse: A Human-Centric Shipboard Fire Drill Simulator
Musaab H. Hamed-Ahmed, Diego Ramil-López, Paula Fraga-Lamas +1
Traditional XR and Metaverse applications prioritize user experience (UX) for adoption and success but often overlook a crucial aspect of user interaction: emotions. This article a…
Design, Implementation and Practical Evaluation of an Opportunistic Communications Protocol Based on Bluetooth Mesh and libp2p
Ãngel Niebla-Montero, Iván Froiz-MÃguez, Paula Fraga-Lamas +1
The increasing proliferation of Internet of Things (IoT) devices has created a growing need for more efficient communication networks, especially in areas where continuous connecti…
HELENE: An Open-Source High-Security Privacy-Preserving Blockchain Based System for Automating and Managing Laboratory Health Tests
Gabriel Fernández-Blanco, Pedro GarcÃa-Cereijo, David Lema-Núñez +5
In the last years, especially since the COVID-19 pandemic, precision medicine platforms emerged as useful tools for supporting new tests like the ones that detect the presence of a…
Towards the Industrial Metaverse: A Game-Based VR Application for Fire Drill and Evacuation Training for Ships and Shipbuilding
Musaab H. Hamed-Ahmed, Paula Fraga-Lamas, Tiago M. Fernandez-Carames
This paper details the creation of a novel Virtual Reality-based application for the Industrial Metaverse aimed at shipboard fire emergency training for fire drill and evacuation,…