1. H. Shakespear-Miles, Q. Lin, S. Barzegar, M. Ruiz, X. Chen, L. Velasco, “Centralized and Distributed Approaches to Control Optical Point-to-Multipoint Systems Near-Real-Time,” IEEE/OPTICA Journal of Optical Communications and Networking (JOCN), vol. 16, pp. 565-576, 2024.

2. S. Wang, M. Ruiz, and L. Velasco, “Context-based e2e Autonomous Operation in B5G Networks,” MDPI Sensors, vol. 24, pp. 1-25, 2024.

3. M. Devigili, M. Ruiz, N. Costa, C. Castro, A. Napoli, J. Pedro, and L. Velasco, “Applications of the OCATA Time Domain Digital Twin: from QoT Estimation to Failure Management,” IEEE/OPTICA Journal of Optical Communications and Networking (JOCN), vol. 16, pp. 221-232, 2024.

4. S. Barzegar, M. Ruiz, and L. Velasco, “Autonomous Flow Routing for Near Real-Time Quality of Service Assurance,” IEEE Transactions on Network and Service Management (TNSM), vol. 21, pp. 2504-2514, 2024.

5. M. Ahmadian, M. Ruiz, J. Comellas, and L. Velasco, “DARIUS: A Digital Twin to Improve the Performance of Quantum Key Distribution,” IEEE/OPTICA Journal of Lightwave Technology (JLT), vol. 42, pp. 1356-1367, 2024.

6. M. Iqbal, L. Velasco, N. Costa, A. Napoli, J. Pedro, and M. Ruiz, “Investigating Imperfect Cloning for Extending Quantum Communication Capabilities,” MDPI Sensors, vol. 23, pp. 7891, 2023.

7. L. Velasco, P. González, and M. Ruiz, “Distributed Intelligence for Pervasive Optical Network Telemetry,” IEEE/OPTICA Journal of Optical Communications and Networking (JOCN), vol. 15, pp. 676-686, 2023.

8. M. Ruiz, J. A. Hernandez, M. Quagliotti, E. Hugues-Salas, E. Riccardi, A. Rafel, L. Velasco, and O. Gonzalez De Dios, “Network Traffic Analysis under Emerging Beyond-5G Scenarios for Multi-Band Optical Technology Adoption,” IEEE/OPTICA Journal of Optical Communications and Networking (JOCN), vol. 15, pp. F36-F47, 2023.

9. M. Iqbal, L. Velasco, M. Ruiz, N. Costa, A. Napoli, J. Pedro, and J. Comellas, “Supporting Heterogenous Traffic on top of Point-to-Multipoint Light-Trees,” MDPI Sensors, vol. 23. pp. 2500, 2023.

10. Ahmad El Sayed, Marc Ruiz, Hassan Harb, and Luis Velasco, “Deep learning-based Adaptive Compression and Anomaly Detection for Smart B5G Use Cases Operation,” MDPI Sensors, vol. 23, pp. 1043, 2023.

11. D. Sequeira, M. Ruiz, N. Costa, A. Napoli, J. Pedro, and L. Velasco, “OCATA: A Deep Learning-based Digital Twin for the Optical Time Domain,” IEEE/OPTICA Journal of Optical Communications and Networking (JOCN), vol. 15, pp. 87-97, 2023.

12. D. Sequeira, M. Ruiz, N. Costa, A. Napoli, J. Pedro, and L. Velasco, “Accurate Low Complex Modulation Format and Symbol Rate Identification for Autonomous Lightpath Operation,” MDPI Sensors, vol. 22, pp. 9251, 2022.

13. M. Ruiz, D. Sequeira, and L. Velasco, “Deep Learning -based Real-Time Analysis of Lightpath Optical Constellations [Invited],” IEEE/OPTICA Journal of Optical Communications and Networking (JOCN), vol. 14, pp. C70-C81, 2022.

14. M. Ahmadian, M. Ruiz, J. Comellas, and L. Velasco, “Cost-Effective ML-Powered Polarization-Encoded Quantum Key Distribution,” IEEE/OPTICA Journal of Lightwave Technology (JLT), vol. 40, pp. 4119-4128, 2022.

15. M. Iqbal, L. Velasco, N. Costa, A. Napoli, J. Pedro, and M. Ruiz, “LPsec: A Fast and Secure Cryptographic System for Optical Connections,” IEEE/OPTICA Journal of Optical Communications and Networking (JOCN), vol. 14, pp. 278-288, 2022.

16. L. Velasco, S. Barzegar, F. Tabatabaeimehr, and M. Ruiz, “Intent-Based Networking for Optical Networks [Invited Tutorial],” IEEE/OPTICA Journal of Optical Communications and Networking (JOCN), vol. 14, pp. A11-A22, 2022.

17. S. Barzegar, M. Ruiz, and L. Velasco, “Packet Flow Capacity Autonomous Operation based on Reinforcement Learning,” MDPI Sensors, vol. 21, pp. 8306, 2021.

18. L. Velasco, M. Signorelli, O. González de Dios, C. Papagianni, R. Bifulco, J.J. Vegas Olmos, S. Pryor, G. Carrozzo, J. Schulz-Zander, M. Bennis, R. Martinez, F. Cugini, C. Salvadori, V. Lefebvre, L. Valcarenghi, and M. Ruiz, “End-to-End Intent-Based Networking,” IEEE Communications Magazine, vol. 59, pp. 106-112, 2021.

Invited talks:

1. L. Velasco, M. Devigili, and M. Ruiz, “Applications of Digital Twin for Autonomous Zero-Touch Optical Networking [Invited],” in Proc. International Conf. on Optical Network Design and Modeling (ONDM), 2023.

2. L. Velasco, S. Barzegar, and M. Ruiz, “Is Intelligence the Answer to Deal with the 5 V's of Telemetry Data?,” in Proc. Optical Fiber Communication Conf. (OFC), 2023.

Oral presentations:

3. L. Velasco and M. Ruiz, “Provisioning of Time-Sensitive and non-Time-Sensitive Flows on a Common Infrastructure,” in Proc. IEEE International Conf. on Transparent Optical Networks (ICTON), 2024.

4. S. Barzegar, H. Shakespear-Miles, M. Ruiz, and L. Velasco, “Autonomous Flow Routing Based on Deep Reinforcement Learning,” in Proc. IEEE International Conf. on Transparent Optical Networks (ICTON), 2024.

5. P. Gonzalez, S. Barzegar, M. Ruiz, and L. Velasco, “Deployment of Multi-Agent System Pipelines for Near-Real-Time Operation of 6G Network Services,” in Proc. IEEE International Conf. on Transparent Optical Networks (ICTON), 2024.

6. H. Shakespear-Miles, S. Barzegar, M. Ruiz, and L. Velasco, “Distributed Network Control for QoS Assurance in Multi-Domain Networks,” in Proc. IEEE International Conf. on Transparent Optical Networks (ICTON), 2024.

7. P. Khare, S. Ghasrizadeh, M. Devigili, M. Ruiz, and L. Velasco, “Towards Zero-Touch Optical Multiband Networking with the OCATA Optical Time Domain Digital Twin,” in Proc. IEEE International Conf. on Transparent Optical Networks (ICTON), 2024.

8. S. Wang, M. Ruiz, and L. Velasco, “Smart Operation of 6G RAN supported by Autonomous Transport Networks,” in Proc. IEEE International Conf. on Transparent Optical Networks (ICTON), 2024.

9. S. Ghasrizadeh, F. Arpanaei, L. Velasco, and H. Beyranvand, “Optimizing Resource Allocation in Filterless Elastic Optical Networks over C+L Band: QoT-Aware Approach,” in Proc. IEEE International Conf. on Transparent Optical Networks (ICTON), 2024.

10. L. Velasco, G. Graziadei, Y. El Kaisi, J. Villares, O. Muñoz, J. Vidal, and M. Ruiz, “Provisioning of Time-Sensitive and non-Time-Sensitive Flows: from Control to Data Plane,” in Proc. International Workshop on Time-Sensitive and Deterministic Networking (TENSOR), collocated with the IFIP Networking conf., 2024.

11. S. Barzegar, H. Shakespear-Miles, F. Alhamed, F. Paolucci, P. Gonzalez, M. Ruiz, and L. Velasco, “Near Real-Time Autonomous Multi-Flow Routing with Dynamic Optical Bypass Management,” in Proc. International Conf. on Optical Network Design and Modeling (ONDM), 2024.

12. P. Gonzalez, M. Ruiz, and L. Velasco, “Experimental Evaluation of Secure Digital Twin Model Exchange Using Distributed Ledger Technologies,” in Proc. International Conf. on Optical Network Design and Modeling (ONDM), 2024.

13. S. Ghasrizadeh, P. Khare, M. Ruiz, L. Velasco, “Using the OCATA Digital Twin to Improve QoT of Optical Connections in Multiband Optical Networks,” in Proc. International Conf. on Optical Network Design and Modeling (ONDM), 2024.

14. M. Ruiz and L. Velasco, “Privacy Preserving Digital Twin Knowledge Sharing for Multi-domain Networks,” in Proc. Optical Fiber Communication Conf. (OFC), 2024.

15. M. Devigili, D. Goncalo, M. Ruiz, N. Costa, C. Castro, A. Napoli, J. Pedro, L. Velasco, “Extending the OCATA Digital Twin for Optical Connections based on Digital Subcarrier Multiplexing,” in Proc. Optical Fiber Communication Conf. (OFC), 2024.

16. S. Barzegar, M. Ruiz, and L. Velasco, “Reinforcement Learning for Autonomous Traffic Flow Capacity Management,” in Proc. IEEE International Conf. on Transparent Optical Networks (ICTON), 2023.

17. F. Tabatabaeimehr, L. Velasco, M. Ruiz, H. Khalili, R. Aparicio-Pardo, “Dynamic Traffic Prediction Model Retraining for Autonomous Network Operation,” in Proc. IEEE International Conf. on Transparent Optical Networks (ICTON), 2023.

18. M. Iqbal, M. Ahmadian, L. Velasco, and M. Ruiz, “Reliable Quantum Communication,” in Proc. IEEE International Conf. on Transparent Optical Networks (ICTON), 2023.

19. P. Khare, N. Costa, J. Pedro, A. Napoli, F. Arpanaei, J. Comellas, M. Ruiz and L. Velasco, “SSMS: A Split Step MultiBand Simulation Software,” in Proc. IEEE International Confe. on Transparent Optical Networks (ICTON), 2023.

20. D. Careglio, M. Ruiz, and L. Velasco, “Disaggregated Delay Modeling in Multidomain Networks,” in Proc. IEEE International Conf. on Transparent Optical Networks (ICTON), 2023.

21. P. Gonzalez, L. Velasco and M. Ruiz, “A Distributed Telemetry Architecture for Optical Networks,” in Proc. IEEE International Conference on Transparent Optical Networks (ICTON), 2023.

22. J. Comellas, M. Ruiz, and L. Velasco, “PILOT: A Methodology for Modeling the Performance of Packet Connections,” in Proc. IEEE International Conf. on Transparent Optical Networks (ICTON), 2023.

23. M. Devigili, M. Ruiz, N. Costa, C. Castro, A. Napoli, J. Pedro, and L. Velasco, “Extending the OCATA Digital Twin to the Frequency Domain,” in Proc. IEEE International Conf. on Transparent Optical Networks (ICTON), 2023.

24. H. Shakespear-Miles, M. Ruiz, and L. Velasco, “Dynamic Subcarrier Allocation for P2MP Connections,” in Proc. IEEE International Conf. on Transparent Optical Networks (ICTON), 2023.

25. L. Velasco, M. Iqbal, and M. Ruiz, “Secure Optical Communications based on fast Cryptography,” in Proc. IEEE International Conf. on Transparent Optical Networks (ICTON), 2023.

26. S. Barzegar, M. Ruiz, and L. Velasco, “Intent-Based Networking for Zero-Touch Optical Networking,” in Proc. IEEE International Conf. on Transparent Optical Networks (ICTON), 2023.

27. M. Ahmadian, M. Ruiz, J. Comellas, and L. Velasco, “ML-Aided SOP Compensation to Increase Key Exchange Rate in QKD Systems,” in Proc. IEEE International Conf. on Transparent Optical Networks (ICTON), 2023.

28. S. Wang, M. Ruiz, and L. Velasco, “Optical network traffic analysis under B5G/6G RAN operation,” in Proc. IEEE International Conf. on Transparent Optical Networks (ICTON), 2023.

29. L. Velasco, S. Barzegar, and M. Ruiz, “Using a SNR Digital Twin for Failure Management,” in Proc. IEEE International Conf. on Transparent Optical Networks (ICTON), 2023.

30. M. Ruiz, D. Careglio, and L. Velasco, “CURSA-SQ models for Time-Sensitive Networking,” in Proc. IEEE International Conf. on Transparent Optical Networks (ICTON), 2023.

31. A. El Sayed, M. Ruiz, H. Harb, and L. Velasco, “Comparison of Statistical and Machine Learning-Based Approaches for Telemetry Data Size Reduction,” in Proc. IEEE International Conf. on Transparent Optical Networks (ICTON), 2023.

32. S. Barzegar, M. Richart, S. Wang, A. Castro, M. Ruiz, and Luis Velasco, “Coordination of Radio Access and Optical Transport,” in Proc. International Conf. on Optical Network Design and Modeling (ONDM), 2023.

33. M. Devigili, D. Sequeira, C. Santos, M. Ruiz, B. Shariati, N. Costa, A. Napoli, J. Pedro, J. Fischer, and L. Velasco, “Experimental Validation of Deep Learning-based Models for Optical Time Domain Analysis,” in Proc Conf. on Lasers and Electro-Optics (CLEO), 2023.

34. M. Ruiz, J. Comellas, and L. Velasco, “Man-in-the-Middle Attacks Through Re-Shaping I-Q Optical Constellations,” in Proc. Optical Fiber Communication Conf. (OFC), 2023.

35. Q. Wang, H. Shakespear-Miles, X. Chen, M. Ruiz, Z. Li, and L. Velasco, “On Real-time Optical Subcarrier Management in P2MP Networks with Mixed-strategy Gaming,” in Proc. Optical Fiber Communication Conf. (OFC), 2023.

36. L. Velasco, P. Gonzalez, and M. Ruiz, “An Intelligent Optical Telemetry Architecture,” in Proc. Optical Fiber Communication Conf. (OFC), 2023.

37. H. Shakespear-Miles, M. Ruiz, A. Napoli, and L. Velasco, “Multi-Agent-based Dynamic Optical Subcarrier Allocation for Near Real-Time P2MP Operation,” in Proc. European Conf. on Optical Communication (ECOC), 2022.

38. M. Ahmadian, M. Ruiz, M. B. On, S. K. Singh, J. Comellas, R. Proietti, S.J.B. Yoo, and L. Velasco, “Designing a Digital Twin for Quantum Key Distribution,” in Proc. European Conf. on Optical Communication (ECOC), 2022.

39. L. Velasco, “The role of AI/ML in Intent Based Networking and Closed Loop Optical Networks,” in Proc. Joint European Conference on Networks and Communications & 6G Summit (EuCNC/6G Summit): Special Session 1 - Redesigning Transport Networks for 6G: From the cell site to the core, 2022.

40. S. Barzegar, M. Ruiz, and L. Velasco, “Distributed and Autonomous Flow Routing Based on Deep Reinforcement Learning,” in Proc. International Conf. on Photonics in Switching and Computing (PSC), 2022.

41. H. Shakespear-Miles, M. Ruiz, A. Napoli, and L. Velasco, “Dynamic Subcarrier Allocation for Multipoint-to-Point Optical Connectivity,” in Proc. International Conf. on Photonics in Switching and Computing (PSC), 2022.

42. M. Iqbal, L. Velasco, M. Ruiz, A. Napoli, J. Pedro, and N. Costa, “Quantum Bit Retransmission Using Universal Quantum Copying Machine,” in Proc. International Conf. on Optical Network Design and Modelling (ONDM), 2022.

43. M. Iqbal, M. Ruiz, N. Costa, A. Napoli, J. Pedro, and L. Velasco, “Dynamic and Efficient Point-to-Point and Point-to-Multipoint Communications by Slicing the Optical Constellation,” in Proc. Optical Fiber Communication Conf. (OFC), 2022.

Posters:

44. M. Devigili, M. Ruiz, S. Barzegar, N. Costa, A. Napoli, J. Pedro, and L. Velasco, “Degradation Detection and Severity Estimation by Exploiting an Optical Time and Frequency Digital Twin,” in Proc. Optical Fiber Communication Conf. (OFC), 2023.

45. M. Devigili, M. Ruiz, N. Costa, A. Napoli, J. Pedro, and L. Velasco, “Dual Time and Frequency Domain Optical Layer Digital Twin,” in Proc. European Conf. on Optical Communication (ECOC), 2022.

Demostraciones:

46. M. Ahmadian, J. Buruaga, R. Mendez, J. Brito, A. Pastor, J. Rivas, J. Comellas, M. Ruiz, V. Martin, and L. Velasco, “Demonstration of Classical and Hybrid Solutions for Lightpath Security Using Quantum Keys,” in Proc. IEEE International Conf. on Transparent Optical Networks (ICTON), 2024.

47. P. Gonzalez, A. Zahir, Ch. Grasselli, A. Muñiz, M. Groshev, S. Barzegar, F. Callegati, D. Careglio, M. Ruiz, L. Velasco, “Deployment of Secure Machine Learning Pipelines for Near-Real-Time Control of 6G Network Services,” in Proc. Optical Fiber Communication Conf. (OFC), 2024.

48. P. Gonzalez, F. Alhamed, S. Barzegar, F. Paolucci, J.J. Vegas Olmos, M. Ruiz, L. Velasco, “Distributed Multi-Agent System fed with Telemetry Data for Near-Real-Time Service Operation,” in Proc. Optical Fiber Communication Conf. (OFC), 2024.

49. M. Ahmadian, R. Vicente, J. Brito, A. Lopez-Garcia, A. Pastor, J. Moscoso, J. Comellas, M. Ruiz, V. Martín, L. Velasco, “Experimental Demonstration of Optical Encryption Using Quantum Keys: Two Scenarios,” in Proc. Optical Fiber Communication Conf. (OFC), 2024.

50. P. Gonzalez, R. Casellas, J-J Pedreno-Manresa, A. Autenrieth, F. Boitier, B. Shariati, J. Fischer, M. Ruiz, J. Comellas, and L. Velasco, “Distributed Architecture Supporting Intelligent Optical Measurement Aggregation and Streaming Event Telemetry,” in Proc. Optical Fiber Communication Conf. (OFC), 2023.