41 citations · 84 across the 10 of their papers we have counts for
10 papers
Risk-based Design for Sustainability in Cloud Systems: Insights from an Experts' Survey
Maria Voreakou, Cleopatra Bardaki, George Kousiouris +1
Cloud Systems' Sustainability is critical in Cloud Computing, especially with the growing demand in many industries. Sustainability risks in Cloud Computing can be tricky, mostly b…
An Organization-Scoped LLM Agent Runtime Architecture for Regulated Cybersecurity Operations
George Fatouros, Georgios Makridis, George Kousiouris +2
Regulated cybersecurity workflows lack a runtime substrate that enforces organization-level scope across retrieval, tool calls, memory, findings, reports, and audit while remaining…
CyberAId: AI-Driven Cybersecurity for Financial Service Providers
George Fatouros, Georgios Makridis, John Soldatos +18
European financial institutions face mounting regulatory pressure while their security operations centres remain constrained not by data or staffing but by reasoning capacity: ente…
Towards Sustainable Computing: Exploring Energy Consumption Efficiency of Alternative Configurations and Workloads in an Open Source Messaging System
Maria Voreakou, George Kousiouris, Mara Nikolaidou
Energy consumption in current large scale computing infrastructures is becoming a critical issue, especially with the growing demand for centralized systems such as cloud environme…
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…
An Overview on the Landscape of Self-Adaptive Cloud Design and Operation Patterns: Goals, Strategies, Tooling, Evaluation, and Dataset Perspectives
Apostolos Angelis, George Kousiouris
Cloud-native applications have significantly advanced the development and scalability of online services through the use of microservices and modular architectures. However, achiev…
Evaluating Human-AI Collaboration: A Review and Methodological Framework
George Fragiadakis, Christos Diou, George Kousiouris +1
The use of artificial intelligence (AI) in working environments with individuals, known as Human-AI Collaboration (HAIC), has become essential in a variety of domains, boosting dec…
Empirical Investigation of Factors influencing Function as a Service Performance in Different Cloud/Edge System Setups
Anastasia-Dimitra Lipitakis, George Kousiouris, Mara Nikolaidou +2
Experimental data can aid in gaining insights about a system operation, as well as determining critical aspects of a modelling or simulation process. In this paper, we analyze the…
Combining Node-RED and Openwhisk for Pattern-based Development and Execution of Complex FaaS Workflows
George Kousiouris, Szymon Ambroziak, Domenico Costantino +4
Modern cloud computing advances have been pressing application modernization in the last 15 years, stressing the need for application redesign towards the use of more distributed a…
Ready for Rain? A View from SPEC Research on the Future of Cloud Metrics
Nikolas Herbst, Rouven Krebs, Giorgos Oikonomou +4
In the past decade, cloud computing has emerged from a pursuit for a service-driven information and communication technology (ICT), into a signifcant fraction of the ICT market. Re…