Papers

• PhD Thesis 🎓
• Journal papers 📕
• Conference/Workshop papers 📄
• Posters 📋
• Media articles (mentions or interviews) 📋
• Internship reports 📑

PhD Thesis

• 🎓 Anomaly detection and root cause diagnosis for low-latency applications in time varying capacity networks
  • Thesis         Slides         Video

Journal papers

• 📕 ML Models for Detecting QoE Degradation in Low-Latency Applications: A Cloud-Gaming Case Study

  • Joël Roman Ky, Bertrand Mathieu, Abdelkader Lahmadi, Raouf Boutaba
  • IEEE Transactions on Network and Service Management, Special Issue on Robust and Reliable Networks of the Future, 2023.
  • Impact Factor: 5.3 (2023).
  • DOI         Paper         Code

• 📕 An Analysis of Cloud Gaming Platforms Behaviour Under Synthetic Network Constraints and Real Cellular Networks Conditions

  • Xavier Marchal, Philippe Graff, Joël Roman Ky, Thibault Cholez, Stéphane Tuffin, Bertrand Mathieu, Olivier Festor
  • Journal of Network and Systems Management, Special Issue on High-Precision, Predictable and Low-Latency Networking, 2023.
  • Impact Factor: 3.6 (2022).
  • DOI         Paper

Conference/Workshop papers

• 📄 RAID: Root cause Anomaly Identification and Diagnosis

  • Joël Roman Ky, Bertrand Mathieu, Abdelkader Lahmadi, Minqi Wang, Nicolas Marrot, Raouf Boutaba
  • European Conference on Machine Learning and Principles and Practice of Knowledge Discovery in Databases - ECML PKDD, Porto, Portugal, September 14 - September 19, 2025.
  • Core Rank: A (2023)
  • DOI         Paper         Code         Slides

• 📄 CATS: Contrastive learning for Anomaly detection in Time series

  • Joël Roman Ky, Bertrand Mathieu, Abdelkader Lahmadi, Raouf Boutaba
  • 2024 IEEE International Conference on Big Data (BigData), Washington DC, USA, December 15 - December 18, 2024.
  • Core Rank: B (2023)
  • DOI         Paper         Code         Slides

• 📄 Segment Routing for Chaining Micro-Services at Different Programmable Network Levels

  • Bertrand Mathieu, Olivier Dugeon, Joël Roman Ky, Philippe Graff, Thibault Cholez
  • 27th Conference on Innovation in Clouds, Internet and Networks (ICIN 2024), Paris, France, March 11 - March 14, 2024.
  • DOI         Paper         Slides

• 📄 A Hybrid P4/NFV Architecture for Cloud Gaming Traffic Detection with Unsupervised ML

  • Joël Roman Ky, Philippe Graff, Bertrand Mathieu, Thibault Cholez
  • 28th IEEE Symposium on Computers and Communications (ISCC 2023), Gammarth, Tunisia, July 9 - July 12, 2023.
  • Core Rank: B (2021) - Acceptance rate: 37% (over 420 papers)
  • DOI         Paper         Code         Slides

• 📄 NeurIPS’22 Cross-Domain MetaDL Challenge: Results and lessons learned

  • Dustin Carrión-Ojeda, Mahbubul Alam, Sergio Escalera, Ahmed Farahat, Dipanjan Ghosh, Teresa Gonzalez Diaz, Chetan Gupta, Isabelle Guyon, Joël Roman Ky, Xian Yeow Lee, Xin Liu, Felix Mohr, Manh Hung Nguyen, Emmanuel Pintelas, Stefan Roth, Simone Schaub-Meyer, Haozhe Sun, Ihsan Ullah, Joaquin Vanschoren, Lasitha Vidyaratne, Jiamin Wu, Xiaotian Yin
  • Proceedings of the Machine Learning Research (PMLR) NeurIPS 2022 Competitions Track, New Orleans (LA), USA, Online, November 28 - December 4, 2022.
  • DOI         Paper

• 📄 Assessing Unsupervised Machine Learning solutions for Anomaly Detection in Cloud Gaming

  • Joël Roman Ky, Bertrand Mathieu, Abdelkader Lahmadi, Raouf Boutaba
  • Workshop on High-Precision, Predictable, and Low-Latency Networking (HiPNet ‘22), colocated with 18th International Conference on Network and Service Management (CNSM), Thessaloniki, Greece, October 31 - November 4, 2022.
  • DOI         Paper         Code         Slides

Posters

• 📋 Characterization and troubleshooting of cloud gaming applications on mobile networks
  • Joël Roman Ky, Bertrand Mathieu, Abdelkader Lahmadi, Raouf Boutaba
  • 10th TMA PhD School colocated with Network Traffic Measurement and Analysis Conference (TMA), Enschede, The Netherlands, June 27 - June 30, 2022.
  • Best poster presentation award.
  • Poster

Media articles (mentions or interviews)

• 📋 L4S, a technological base to bring low latency networks to life

  • Stéphane Tuffin, Joël Roman Ky
  • Hello Future, February 22 2024.
  • Article

• 📋 8 finalistes, 3 lauréats pour « Ma Thèse en 3 minutes » lors des Orange Open Tech Days

  • Futura Sciences, December 23 2023.
  • Article

Internship reports

• 📑 Machine Learning Research Intership at Vitesco Technologies

  • Subject : Analysis of a fuel cell aging database
  • Supervised by Ludovic LANDRY, Lucian ALECU, Fabrice GAMBOA and Christophe TURPIN
  • Report         Slides

• 📑 Research project in AI at SII Group

  • Subject : DROOPI : Human-UAV Interaction
  • Supervised by Sandy VASLON and Coline MOINET
  • Report         Team Report         Video Demo         Slides

• 📑 R&D Intern in Deep-Learning at INSPI

  • Subject : Image Segmentation with Neural Networks for Indoor Pieces
  • Supervised by Julien FAYER
  • Report         Slides