Now showing items 1-20 of 97

    • 6G in the sky: On-demand intelligence at the edge of 3D networks (Invited paper) 

      Calvanese Strinati, Emilio; Barbarossa, Sergio; Choi, Taesang; Pietrabissa, Antonio; Giuseppi, Alessandro; De Santis, Emanuele; Vidal Manzano, José; Becvar, Zdenek; Haustein, Thomas; Cassiau, Nicolas; Costanzo, Francesca; Kim, Junhyeong; Kim, Ilgyu (2020-10)
      Article
      Open Access
      Sixth generation will exploit satellite, aerial, and terrestrial platforms jointly to improve radio access capability and unlock the support of on-demand edge cloud services in three-dimensional (3D) space, by incorporating ...
    • A dynamic pricing algorithm for a network of virtual resources 

      Naudts, Bram; Flores Méndez, Mario Rogelio; Mijumbi, Rashid; Verbrugge, Sofie; Serrat Fernández, Juan; Colle, Didier (Institute of Electrical and Electronics Engineers (IEEE), 2016)
      Conference report
      Restricted access - publisher's policy
      A service chain is a combination of network services (e.g. network address translation (NAT), a firewall, etc.) that are interconnected to support an application (e.g. video-on-demand). Building a service chain requires a ...
    • A new RAN slicing strategy for multi-tenancy support in a WLAN scenario 

      Koutlia, Aikaterini; Umbert Juliana, Anna; Riggio, R.; Vilà Muñoz, Irene; Casadevall Palacio, Fernando José (Institute of Electrical and Electronics Engineers (IEEE), 2018)
      Conference report
      Restricted access - publisher's policy
      Radio Access Network (RAN) slicing is a key technology, based on Software Defined Networks (SDN) and Network Function Virtualization (NFV), which aims at providing a more efficient utilization of the available network ...
    • A novel dynamic programming inspired algorithm for embedding of virtual networks in future networks 

      Kibalya, Godfrey Mirondo; Serrat, Joan; Gorricho Moreno, Juan Luis; Yao, Haipeng; Zhang, Peiying (2020-06-06)
      Article
      Restricted access - publisher's policy
      Network virtualization is envisioned to support flexible, cost effective and on-demand deployment of multiple Virtual Networks (VNs) on a shared underlying infrastructure. A key challenge under the virtualization paradigm ...
    • A path generation approach to embedding of virtual networks 

      Mijumbi, Rashid; Serrat Fernández, Juan; Gorricho Moreno, Juan Luis; Boutaba, Raouf (2015-07-21)
      Article
      Restricted access - publisher's policy
      As the virtualization of networks continues to attract attention from both industry and academia, the virtual network embedding (VNE) problem remains a focus of researchers. This paper proposes a one-shot, unsplittable ...
    • A squatting based framework to enhance network virtualization allocation in optical networks 

      Hesselbach Serra, Xavier; Naumenko, Nikolay (2011)
      Conference report
      Restricted access - publisher's policy
      This paper introduces a framework to enhance network virtualization allocation in optical networks. A new control plane approach for the new generation of electrical and optical networks technologies is presented. To ...
    • A summary of virtualization techniques 

      Rodríguez Haro, Fernando; Freitag, Fèlix; Navarro Moldes, Leandro; Hernández Sánchez, Efraín; Farías Mendoza, Nicandro; Guerrero Ibáñez, Juan Antonio; González Potes, Apolinar (Elsevier, 2012)
      Article
      Restricted access - publisher's policy
      Nowadays, virtualization is a technology that is applied for sharing the capabilities of physical computers by splitting the resources among OSs. The concept of Virtual Machines (VMs) started back in 1964 with a IBM project ...
    • An architecture model for a distributed virtualization system 

      Pessolani, Pablo; Tinetti, Fernando; Cortés, Toni; Gonnet, Silvio (International Academy, Research, and Industry Association (IARIA), 2018)
      Conference report
      Restricted access - publisher's policy
      This article presents an architecture model for a Distributed Virtualization System, which could expand a virtual execution environment from a single physical machine to several nodes of a cluster. With current virtualization ...
    • Aplicación web para la monitorización de redes virtuales: wShark 

      Leyenda Duarte, Agustín (Universitat Politècnica de Catalunya, 2012-12-21)
      Master thesis (pre-Bologna period)
      Open Access
      [ANGLÈS] The ETSETB's Telematic Engineering Department has been working in the development of a Virtual Networking Laboratory with remote access and management from a web interface. This project, called LabXar, has been ...
    • Application of clustering analysis and sequence analysis on the performance analysis of parallel applications 

      González García, Juan (Universitat Politècnica de Catalunya, 2013-06-07)
      Doctoral thesis
      Open Access
      High Performance Computing and Supercomputing is the high end area of the computing science that studies and develops the most powerful computers available. Current supercomputers are extremely complex so are the applications ...
    • Architecture and micro-architecture support for virtual machines and datacenters 

      Vilanova, Lluís (Barcelona Supercomputing Center, 2019)
      Other
      Open Access
    • Automatització del balanceig de càrrega en el centre de processament de dades d'una entitat financera 

      Avila Huguet, Sergi (Universitat Politècnica de Catalunya, 2020-10-30)
      Bachelor thesis
      Restricted access - author's decision
      Covenantee:   Axians / ITnow
    • Autonomic content delivery network service 

      Velasco Esteban, Luis Domingo; Gifré Renom, Lluís; Ruiz Ramírez, Marc (2019)
      Conference report
      Open Access
      We focus on a use case where a virtualized Content Delivery Network (CDN) service autonomously adapts to the load by requesting the instantiation of new VMs in selected leaf cache nodes, as well as by ...
    • Backstepping with virtual filtered command: Application to a 2D autonomous Vehicle 

      Cayero Becerra, Julián Francisco; Cugueró Escofet, Josep; Morcego Seix, Bernardo (2014)
      Conference report
      Open Access
      Through this work a deep understanding of the backstepping control technique is sought when applied over non-affine systems. It is shown that in this case appears the necessity to bound the value of internal states and ...
    • Batch job profiling and adaptive profile enforcement for virtualized environments 

      Becerra Fontal, Yolanda; Carrera Pérez, David; Ayguadé Parra, Eduard (IEEE Computer Society, 2009)
      Conference lecture
      Open Access
      Data center management is driven by high-level performance goals, and it is the responsibility of a management middleware to ensure that those goals are met using dynamic resource allocation. The performance delivered by ...
    • Comparacion de algoritmos para el mapeo de redes virtuales 

      Botero Vega, Juan Felipe; Hesselbach Serra, Xavier (2011)
      Conference report
      Restricted access - publisher's policy
      La virtualizacion de red es reconocida como una de las principales tecnologías que formara parte del Internet del futuro. Mediante ella, la actual inhabilidad de Internet para desarrollar e implementar nuevos servicios, ...
    • Comparison of fusional reserves measured with a 3D virtual reality system and conventional clinical methods 

      Roca Añon, Victor (Universitat Politècnica de Catalunya, 2018-06-14)
      Bachelor thesis
      Open Access
      La mesura de les reserves fusionals és important per avaluar la funció visual dels pacients i diagnosticar possibles disfuncions de la visió binocular, com la insuficiència de convergència. Aquestes mesures es poden fer ...
    • Comparison of the amplitude of accommodation measured with a 3D system of virtual reality and with conventional clinical methods 

      Zurbano Casado, Ricardo (Universitat Politècnica de Catalunya, 2019-01-25)
      Bachelor thesis
      Open Access
      Aquest estudi compara l'amplitud d'acomodació proporcionada per una màquina de realitat virtual amb els mètodes convencionals de clínica Donders i Sheard. L'estudi va incloure 25 subjectes sans (16 dones i 9 homes). L'edat ...
    • Containers in HPC: Is it worth it? 

      Peiró Conde, Kilian (Universitat Politècnica de Catalunya, 2020-06)
      Master thesis
      Open Access
      Container technologies usage has been growing in data centers and supercomputer facilities during the last years. More and more people are benefiting from the portability, flexibility and other traits of containers. Despite ...
    • Contribution to the coordinated virtual network embedding problem in network virtualization 

      Dalmases Trilla, Antoni (Universitat Politècnica de Catalunya, 2015-10-26)
      Bachelor thesis
      Open Access
      Network virtualization has been widely proposed as an alternative to the implementation of new physical networks with specific characteristics. Network virtualization is based on assigning virtual networks with different ...