Recent Submissions

  • Out-of-field generic ML training with in-field specific adaptation to facilitate ML deployments 

    Shariati, Mohammad Behnam; Ruiz Ramírez, Marc; Velasco Esteban, Luis Domingo (Institute of Electrical and Electronics Engineers (IEEE), 2019)
    Conference report
    Open Access
    A two-phase strategy to facilitate ML algorithm deployment in real networks is demonstrated: out-of-field training uses data from simulation and testbed experiments with generic equipment whereas in-field adaptation is ...
  • Optical signal tracking for robust PAM4 deployment in filterless metro network scenarios 

    Shariati, Mohammad Behnam; Fresi, Francesco; Ruiz Ramírez, Marc; Cugini, Filippo; Velasco Esteban, Luis Domingo (Institute of Electrical and Electronics Engineers (IEEE), 2019)
    Conference report
    Open Access
    Highly accurate and reliable optical signal tracking is proposed that estimates sub-GHz laser drift failures by analyzing spectra acquired by cost-effective coarse-granular OSAs. Its application on PAM4 systems in filterless ...
  • Self-learning approaches for real optical networks 

    Ruiz Ramírez, Marc; Boitier, Fabien; Layec, Patricia; Velasco Esteban, Luis Domingo (Institute of Electrical and Electronics Engineers (IEEE), 2019)
    Conference report
    Open Access
    Self-learning approaches to facilitate the deployment of ML algorithms in real networks are analyzed and their performance evaluated through an illustrative use case. Results show large benefits of collective self-learning ...
  • Fault management based on machine learning 

    Velasco Esteban, Luis Domingo; Rafique, Danish (Institute of Electrical and Electronics Engineers (IEEE), 2019)
    Conference report
    Open Access
    Machine Learning (ML) brings many benefits for network operation. In this paper, basic ML concepts and its integration into existing network control and management planes are reviewed. Case studies covering fault management ...
  • Autonomic NFV network services on top of disaggregated optical metro networks 

    Esmenats, P. R.; Casellas Regi, Ramon; Gifre Renom, Lluís; Pérez Vela, Alba; Ruiz Ramírez, Marc; Martínez, Ricardo; Velasco Esteban, Luis Domingo (2019)
    Conference report
    Restricted access - publisher's policy
    Control and orchestration of metro network to support dynamic provisioning and reconfiguration of services based on Virtual Network Functions are demonstrated through a CDN example. Interaction among CASTOR MDA, OSM and ...
  • Autonomic transmission through pre-FEC BER degradation prediction based on SOP monitoring 

    Shariati, Mohammad Behnam; Boitier, F.; Ruiz Ramírez, Marc; Layec, Patricia; Velasco Esteban, Luis Domingo (Institute of Electrical and Electronics Engineers (IEEE), 2018)
    Conference report
    Restricted access - publisher's policy
    An Autonomic Transmission Agent based on machine-learning is proposed for excessive bit-error-rate prediction resulting from real-time analysis of state-of-polarization (SOP). The accuracy and speed of the agent enables ...
  • Inter-core crosstalk impact on migration planning from elastic optical networks to spectrally-spatially flexible optical networks 

    Lechowicz, Piotr; Rumipamba Zambrano, Rubén Darío; Perelló Muntan, Jordi; Spadaro, Salvatore; Walkowiak, Krzysztof (Optical Society of American (OSA), 2019)
    Conference report
    Restricted access - publisher's policy
    We study inter-core crosstalk (ICXT) impact on migration planning toward spectrally-spatially flexible optical networks considering 22-core multi-core fiber. Results reveal that 55-70% of links need to be upgraded when ...
  • Automated end to end Carrier Ethernet provisioning over a disaggregated WDM metro network with a hierarchical SDN control and monitoring platform 

    Morro, Roberto; Lucrezia, Francesco; Gomes, P.; Casellas Regi, Ramón; Giorgetti, Alessio; Velasco Esteban, Luis Domingo; Riccardi, Emilio; Chiadò Piat, Anna; Percelsi, Alessandro; Pedro, João; Gifre Renom, Lluís; Sgambelluri, Andrea; Risso, Fulvio; Marchetto, Guido (Institute of Electrical and Electronics Engineers (IEEE), 2018)
    Conference report
    Open Access
    This demo shows how a hierarchical control plane of ONOS SDN controllers orchestrates the dynamic provisioning of end-to-end Carrier Ethernet circuits on a composite network, programming the whole data path from the CPE ...
  • Dynamic service reallocation in NFV-based transport WDM optical networks 

    Pagès Cruz, Albert; Agraz Bujan, Fernando; Montero, Rafael; Spadaro, Salvatore (Institute of Electrical and Electronics Engineers (IEEE), 2018)
    Conference report
    Restricted access - publisher's policy
    Future network services are expected to deliver additional functionalities besides connectivity. The Network Function Virtualization (NFV) paradigm provides the foundation for such concept. We propose a reallocation-based ...
  • Experimental assessment of 5-10Gbps 5G multicarrier waveforms with intensity-modulation direct-detection for PONs 

    Sarmiento, Samael; Gran, Albert; Altabas, Jose; Scalabroni, Marco; Spadaro, Salvatore; Garces, Ignacio; Lázaro Villa, José Antonio (Institute of Electrical and Electronics Engineers (IEEE), 2018)
    Conference report
    Restricted access - publisher's policy
    The sensitivity performance of an IMDDOFDM/FBMC/UFMC/GFDM system with a PIN based receiver is experimentally evaluated for downstream in broadband passive optical networks. Results show sensitivities better than -14.5(-8.0)dBm ...
  • SDN-controlled and orchestrated OPSquare DC architecture enabling network slice deployment with QoS guarantees 

    Montero, Rafael; Agraz Bujan, Fernando; Pagès Cruz, Albert; Calabretta, Nicola; Spadaro, Salvatore (Institute of Electrical and Electronics Engineers (IEEE), 2018)
    Conference report
    Restricted access - publisher's policy
    We present a DC architecture that enables QoSdriven network slices reconfiguration. Per-slice monitoring information is collected; upon potential QoS degradation, reconfiguration of the slice network connectivity is ...
  • Enabling data analytics and machine learning for 5G services within disaggregated multi-layer transport networks 

    Casellas Regi, Ramón; Martínez Rivera, Ricardo Victor; Velasco Esteban, Luis Domingo; Vilalta, Ricard; Pavón Mariño, Pablo; King, Daniel; Muñoz González, Raül (Institute of Electrical and Electronics Engineers (IEEE), 2018)
    Conference report
    Open Access
    Recent advances, related to the concepts of Artificial Intelligence (AI) and Machine Learning (ML) and with applications across multiple technology domains, have gathered significant attention due, in particular, to the ...

View more