178 citations
- Athena Research and Innovation Center In Information Communication & Knowledge TechnologiesGR9 papers
- National and Kapodistrian University of AthensGR9 papers
- National Centre of Scientific Research "Demokritos"GR9 papers
- Athens University of Economics and BusinessGR6 papers
- Computer Technology Institute and Press “DIOPHANTUS”GR6 papers
- Institute of Informatics & Telecommunications6 papers
- National Technical University of AthensGR5 papers
- University of the AegeanGR5 papers
- University of ThessalyGR4 papers
- Institute for Astronomy, Astrophysics, Space Applications and Remote SensingGR3 papers
- National Observatory of AthensGR3 papers
- University of PatrasGR3 papers
112 papers
Towards a Unified Multidimensional Explainability Metric: Evaluating Trustworthiness in AI Models
Georgios Makridis, Georgios Fatouros, Athanasios Kiourtis +4
In this paper, we present a comprehensive framework for assessing the explainability of various XAI methods, such as LIME and SHAP, across multiple datasets and machine learning mo…
Zero-shot Segmentation of Skin Conditions: Erythema with Edit-Friendly Inversion
Konstantinos Moutselos, Ilias Maglogiannis
This study proposes a zero-shot image segmentation framework for detecting erythema (redness of the skin) using edit-friendly inversion in diffusion models. The method synthesizes…
Ultrafast All-optical control of Multiple Light Degrees of Freedom through Mode-mixing in a Graphene Nanoribbon Metamaterial
Nikolaos Matthaiakakis, Sotiris Droulias, George Kakarantzas
The evolution of optical technologies necessitates advanced solutions for selective and dynamic manipulation of light's degrees of freedom, including amplitude, phase, polarization…
Towards Conversational AI for Human-Machine Collaborative MLOps
George Fatouros, Georgios Makridis, George Kousiouris +3
This paper presents a Large Language Model (LLM) based conversational agent system designed to enhance human-machine collaboration in Machine Learning Operations (MLOps). We introd…
Bridging Industrial Expertise and XR with LLM-Powered Conversational Agents
Despina Tomkou, George Fatouros, Andreas Andreou +6
This paper introduces a novel integration of Retrieval-Augmented Generation (RAG) enhanced Large Language Models (LLMs) with Extended Reality (XR) technologies to address knowledge…
EAP-FIDO: A Novel EAP Method for Using FIDO2 Credentials for Network Authentication
Martiño Rivera-Dourado, Christos Xenakis, Alejandro Pazos +1
The adoption of FIDO2 authentication by major tech companies in web applications has grown significantly in recent years. However, we argue FIDO2 has broader potential applications…