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Inquiry grounded in engineering

Academic research that produces working systems, not just papers. Investigating how intelligent spatial systems can bridge simulation, visualization, and real-world decision-making.

A Metaverse Architecture for Wireless Communications Systems

University of Thessaly · PhD Candidate

Investigating how metaverse technologies — digital twins, XR, and AI — can be integrated into wireless communication systems to enable real-time monitoring, simulation, and optimization of network infrastructure.

Extended RealityDigital TwinsIntelligent Reflecting SurfacesSpiking Neural NetworksGeometric AlgebraWireless Communications

Five converging domains

01

Hydroinformatics & Flood Simulation

Building digital twin systems for urban water infrastructure. Combining real-time sensor data, hydrological models, and geospatial visualization to create decision-support tools for flood risk management.

  • Real-time hydrological modeling
  • Geospatial data visualization
  • Sensor-to-simulation pipelines
  • Urban water digital twins
02

Spatial Computing & Extended Reality

Designing immersive interfaces for complex systems. Research spans VR/AR/MR interaction design, networked spatial computing, and the application of geometric algebra to efficient VR transformation handling.

  • VR/AR interaction design
  • Networked multi-user XR
  • Geometric algebra for 3D
  • Spatial computing architectures
03

AI & Machine Learning Systems

From reinforcement learning policy optimization to CNN-based surgical assessment, building ML systems that move beyond notebooks into production-grade deployment across diverse domains.

  • Reinforcement learning
  • Computer vision
  • Spiking neural networks
  • ML for wireless systems
  • Production ML architecture
04

Digital Twins & IoT

Creating accurate virtual representations of physical systems for monitoring, prediction, and optimization. Integrating IoT sensor networks with simulation engines and intelligent visualization layers.

  • Digital twin architecture
  • IoT sensor integration
  • Predictive modeling
  • Edge computing
05

Wireless Communications

Research on intelligent reflecting surfaces, low-complexity signal processing schemes, and the application of digital twins and AI to next-generation wireless network optimization.

  • Intelligent Reflecting Surfaces
  • 5G/6G optimization
  • Signal processing
  • Network digital twins

Papers, patents & contributions

Selected publications across IEEE, ACM, and other venues.

2026Journal

ExpertAssist: An “On-the-Job” augmented reality toolkit for assistance in the construction industry

I. Chrysovergis, E. E. Lithoxoidou, D. Pallantzas, A. Tsakiris, D. Ioannidis, D. Tzovaras

Computers & Education: X Reality

2026Journal

Metaverse Framework for Wireless Systems Management

I. Chrysovergis, A.-A. A. Boulogeorgos, T. A. Tsiftsis, D. Niyato

IEEE Internet of Things Magazine

2025Conference

A Digital Twin Based Reconfigurable Intelligent Surface Phase Adaptation Using Spiking Reinforcement Learning Policy Optimization

I. Chrysovergis, S. E. Trevlakis, D. Kleitsas, A.-A. A. Boulogeorgos, T. A. Tsiftsis, D. Niyato

IEEE International Conference on Machine Learning for Communication and Networking (ICMLCN)

2022Journal

Less Is More: Efficient Networked VR Transformation Handling Using Geometric Algebra

M. Kamarianakis, I. Chrysovergis, N. Lydatakis, M. Kentros, G. Papagiannakis

Advances in Applied Clifford Algebras

2022Journal

Virtual Reality Medical Training for COVID-19 Swab Testing and Proper Handling of Personal Protective Equipment: Development and Usability

P. Zikas, M. Kamarianakis, N. Lydatakis, M. Kentros, I. Chrysovergis, G. Papagiannakis, et al.

Frontiers in Virtual Reality

2022Journal

MAGES 4.0: Accelerating the world's transition to medical VR training

P. Zikas, N. Lydatakis, I. Chrysovergis, M. Kamarianakis, M. Kentros, G. Papagiannakis, et al.

IEEE Computer Graphics and Applications

2022Preprint

Assessing unconstrained surgical cuttings in VR using CNNs

I. Chrysovergis, G. Papagiannakis, et al.

arXiv preprint

2022Conference

Recording and replaying psychomotor user actions in VR

I. Chrysovergis, M. Kamarianakis, G. Papagiannakis

ACM SIGGRAPH 2022 Posters

2021Software
2020Journal

Low-complexity random rotation-based schemes for intelligent reflecting surfaces

I. Chrysovergis, A.-A. A. Boulogeorgos, T. A. Tsiftsis

IEEE Transactions on Wireless Communications

2020Conference

Random rotation-based low-complexity schemes for intelligent reflecting surfaces

I. Chrysovergis, A.-A. A. Boulogeorgos, T. A. Tsiftsis

IEEE Personal, Indoor, and Mobile Radio Communications (PIMRC)

2020Conference

Smartphone-based Biofeedback Games for Shielding of Immune System against COVID-19

A. Bamparopoulos, I. Chrysovergis, et al.

ACM International Conference on Software Development and Technologies for Enhancing Accessibility and Fighting Info-exclusion

2018Conference

User-perceived reusability estimation based on analysis of software repositories

I. Chrysovergis, A. Ampatzoglou, A. Chatzigeorgiou, P. Avgeriou

IEEE Workshop on Machine Learning Techniques for Software Quality Evaluation (MaLTeSQuE)

2018Patent

Using virtual reality for behavioral analysis

I. Chrysovergis et al.

U.S. Patent Office

Academic partnerships

National Technical University of Athens (NTUA)

Full-Stack Developer

  • Digital twin development for water systems
  • Hydroinformatics visualization
  • Flood simulation platforms

Centre for Research and Technology Hellas (CERTH/ITI)

Lead ML & XR Engineer

  • ExpertAssist AR toolkit for construction industry
  • OCR for Greek documents
  • EU-funded research project deliverables
  • Technical Lead of VARLAB XR team

University of Athens (UoA)

Unity Developer

  • Multiplayer VR via WebRTC
  • Virtual museum applications
  • Cultural heritage digitization

Aristotle University of Thessaloniki (AUTH)

Software Engineer

  • Signal processing for health monitoring
  • VR for systems thinking education
  • Biometric sensing in Unity

University of Cyprus (UCY)

Research Scientist

  • ML for communication systems
  • IEEE conference publications
  • International research exchange

Democritus University of Thrace (DUTH)

Research Scientist

  • AI and XR for systems thinking education
  • Interdisciplinary research