37 citations · 132 across the 18 of their papers we have counts for
18 papers
HANSARD: A Reference Architecture for Forensic Readiness, Runtime Witnessing, and Graded Attribution in Autonomous Multi-Agent AI Systems
Christos Sardianos, Iliana Pla, Vasilis Efthymiou +4
Autonomous multi-agent systems nowadays act in finance, software supply chains, and security operations. Already, the first largely AI-orchestrated intrusion campaigns have been re…
Fairness-Aware Retrieval Optimization for Retrieval-Augmented Generation
Yingqi Zhao, Vasilis Efthymiou, Jyrki Nummenmaa +1
Retrieval-Augmented Generation (RAG) improves reliability of large language models by incorporating external knowledge, but the retrieval process can introduce bias that propagates…
A High-Level Survey of Optical Remote Sensing
Panagiotis Koletsis, Vasilis Efthymiou, Maria Vakalopoulou +3
In recent years, significant advances in computer vision have also propelled progress in remote sensing. Concurrently, the use of drones has expanded, with many organizations incor…
PG-HIVE: Hybrid Incremental Schema Discovery for Property Graphs
Sofia Sideri, Georgia Troullinou, Elisjana Ymeralli +3
Property graphs have rapidly become the de facto standard for representing and managing complex, interconnected data, powering applications across domains from knowledge graphs to…
Relationship Detection on Tabular Data Using Statistical Analysis and Large Language Models
Panagiotis Koletsis, Christos Panagiotopoulos, Georgios Th. Papadopoulos +1
Over the past few years, table interpretation tasks have made significant progress due to their importance and the introduction of new technologies and benchmarks in the field. Thi…
Exploring Energy Landscapes for Minimal Counterfactual Explanations: Applications in Cybersecurity and Beyond
Spyridon Evangelatos, Eleni Veroni, Vasilis Efthymiou +3
Counterfactual explanations have emerged as a prominent method in Explainable Artificial Intelligence (XAI), providing intuitive and actionable insights into Machine Learning model…