Exploració per autor "Navarro Moldes, Leandro"Més informacióMés informació

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    • Enabling individually entrusted routing security for open and decentralized community networks 

      Neumann, Axel; Navarro Moldes, Leandro; Cerdà Alabern, Llorenç (Elsevier, 2018-10)
      Article
      Accés obert
      Routing in open and decentralized networks relies on cooperation. However, the participation of unknown nodes and node administrators pursuing heterogeneous trust and security goals is a challenge. Community-mesh networks ...

    • End user-managed service deployments in microclouds at the network edge 

      Freitag, Fèlix; Navarro Moldes, Leandro; Selimi, Mennan; Pueyo Centelles, Roger (Institute of Electrical and Electronics Engineers (IEEE), 2019)
      Text en actes de congrés
      Accés obert
      Cloud computing is moving from data centers to the network edge. Edge computing introduces lightweight computing devices closer to where data are produced. Local processing enables faster response times for cloud-based ...

    • eReuse poster: the circular economy of digital devices 

      Navarro Moldes, Leandro; Roura Salietti, Mireya; Franquesa Griso, David; Meseguer Pallarès, Roc (Association for Computing Machinery (ACM), 2021)
      Comunicació de congrés
      Accés obert
      eReuse is an initiative and action-research project that since 2015 has iterated over research and activism to understand, develop, apply to communities, evaluate and scale-up the circular economy of digital devices. The ...

    • Evaluation of mesh routing protocols for wireless community networks 

      Neumann, Axel; López Berga, Ester; Navarro Moldes, Leandro (2015-12-24)
      Article
      Accés obert
      In recent years, we have witnessed the exponential growth of wireless community networks as a response to the clear necessity of Internet access for participation in society. For wireless mesh networks that can scale up ...

    • Experiencia de aprendizaje cooperativo con una herramienta de colaboración síncrona y ordenadores portátiles 

      Meseguer Pallarès, Roc; Díaz de Cerio Ripalda, Luis Manuel; Navarro Moldes, Leandro (J. Domingo, B. Giraldo, J. Armengol / ICE - Universitat Politècnica de Catalunya, 2004)
      Text en actes de congrés
      Accés obert

    • Exploring the catallactic coordination approach for peer-to-peer systems 

      Ardáiz Villanueva, Óscar; Artigas Vidal, Pau; Eymann, Torsten; Freitag, Fèlix; Meseguer Pallarès, Roc; Navarro Moldes, Leandro; Reinicke, Michael (Springer Verlag, 2003)
      Text en actes de congrés
      Accés obert
      Efficient discovery and resource allocation is one of the challenges of current Peer-to-Peer systems. In centralized approaches, the user requests can be matched to the fastest, cheapest or most available resource. This ...

    • Extending the scope of asynchronous collaboration: a matter of being autonomous and self-sufficient 

      Marquès Puig, Joan Manel; Navarro Moldes, Leandro; Daradoumis, Athanasios (IEEE, 2004-06)
      Text en actes de congrés
      Accés obert
      Asynchronous collaborative applications and systems have to deal with complexities associated with interaction nature, idiosyncrasy of groups and technical and administrative issues. Inclusion of requirements derived from ...

    • Fostering efficiency of computational resource allocation - Integrating information services into markets 

      Borissov, Nikolai; Brunner, René; Neumann, Dirk; Freitag, Fèlix; Navarro Moldes, Leandro; Weinhardt, Christof (2009-06)
      Text en actes de congrés
      Accés restringit per política de l'editorial

    • Gossip-based service monitoring platform for wireless edge cloud computing 

      Silvestre Apolonia, Nuno Miguel; Freitag, Fèlix; Navarro Moldes, Leandro; Girdzijauskas, Sarunas; Vlassov, Vladimir (Institute of Electrical and Electronics Engineers (IEEE), 2017)
      Text en actes de congrés
      Accés obert
      Edge cloud computing proposes to support shared services, by using the infrastructure at the network's edge. An important problem is the monitoring and management of services across the edge environment. Therefore, ...

    • Grid4All: open market places for democratic grids 

      Krishnaswamy, Ruby; Navarro Moldes, Leandro; Brunner, René; León Gutiérrez, Xavier; Vilajosana Guillen, Xavier (Springer Berlin / Heidelberg, 2008-08-21)
      Capítol de llibre
      Accés restringit per política de l'editorial
      The Grid4All project is focused on the provision of the benefits and opportunities of Grids for everyone, including small organizations such as schools, families, non-governmental organizations, or small businesses. This ...

    • Group Prediction in Collaborative Learning 

      Meseguer Pallarès, Roc; Medina Medina, Esunly; Royo Vallés, María Dolores; Navarro Moldes, Leandro; Juárez, Juan Pablo (2010)
      Text en actes de congrés
      Accés obert
      We propose an approach for predicting group formations, to address the problem of automating the incorporation of group awareness into CSCL applications. Contextual information can enable the construction of applications ...

    • Group-awareness for mobile cooperative learning. 

      Meseguer Pallarès, Roc; Navarro Moldes, Leandro; Reyes Muñoz, María Angélica (IEEE, 2006-11-16)
      Text en actes de congrés
      Accés obert
      Collaborative learning traditionally relies on the arrangement of space and physical artifacts to mediate group activities. Our claim is that CSCL environments should enhance collaborative learning in a complementary way ...

    • guifi.net, a crowdsourced network infrastructure held in common 

      Baig Viñas, Roger; Roca Tió, Ramon; Freitag, Fèlix; Navarro Moldes, Leandro (2015-10-29)
      Article
      Accés obert
      The expression “crowdsourced computer networks” refers to a network infrastructure built by citizens and organisations who pool their resources and coordinate their efforts to make these networks happen. “Community networks” ...

    • Hubbub-scale: towards reliable elastic scaling under multi-tenancy 

      Rameshan, Navaneeth; Ying, Liu; Navarro Moldes, Leandro; Vlassov, Vladimir (Institute of Electrical and Electronics Engineers (IEEE), 2016)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      Elastic resource provisioning is used to guarantee service level objective (SLO) with reduced cost in a Cloud platform. However, performance interference in the hosting platform introduces uncertainty in the performance ...

    • Incentivos basados en el esfuerzo para compartir recursos en aplicaciones colaborativas 

      Vega d'Aurelio, Davide; Meseguer Pallarès, Roc; Freitag, Fèlix; Navarro Moldes, Leandro (2013)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      Las aplicaciones colaborativas voluntarias necesitan implementar mecanismos de incentivos para regular la compartición de los recursos y fomentar la contribución de los nodos de la red. Por lo general, estos mecanismos de ...

    • Information and regulation in decentralized marketplaces for P2P-Grids 

      León Gutiérrez, Xavier; Vilajosana Guillen, Xavier; Brunner, René; Krishnaswamy, Ruby; Navarro Moldes, Leandro; Freitag, Fèlix; Marquès Puig, Joan Manel (IEEE Computer Society Publications, 2008)
      Comunicació de congrés
      Accés obert
      Large scale systems such as the Grid need scalable and efficient resource allocation mechanisms to fulfil the requirements of its participants and applications while the whole system is regulated to work efficiently. ...

    • Information-Centric Multi-Access Edge Computing Platform for Community Mesh Networks 

      Lertsinsrubtavee, Adisorn; Selimi, Mennan; Sathiaseelan, Arjuna; Cerdà Alabern, Llorenç; Navarro Moldes, Leandro; Crowcroft, Jon (Association for Computing Machinery (ACM), 2018)
      Text en actes de congrés
      Accés restringit per política de l'editorial

    • Integration of assisted P2P live streaming service in community network clouds 

      Selimi, Mennan; Apolonia, Nuno; Olid Domínguez, Ferran; Freitag, Fèlix; Navarro Moldes, Leandro; Moll, Agustí; Pueyo, Roger; Veiga, Luis (Institute of Electrical and Electronics Engineers (IEEE), 2015)
      Text en actes de congrés
      Accés obert
      Wireless community networks (CNs) are large-scale, self-organized and decentralized communication infrastructures built and operated by citizens for citizens. CN cloud infrastructures have been recently introduced to run ...

    • Integration of decentralized economic models for resource self-management in application layer networks 

      Chacín Martínez, Pablo; Freitag, Fèlix; Navarro Moldes, Leandro; Chao, Isaac; Ardáiz Villanueva, Óscar (Springer, 2005)
      Text en actes de congrés
      Accés obert
      Resource allocation is one of the challenges for self-management of large scale distributed applications running in a dynamic and heterogeneous environment. Considering Application Layer Networks (ALN) as a general term ...

    • Internet access for all: assessing a crowdsourced web proxy service in a community network 

      Dimogerontakis, Emmanouil; Meseguer Pallarès, Roc; Navarro Moldes, Leandro (Springer, 2017)
      Comunicació de congrés
      Accés restringit per política de l'editorial
      Global access to the Internet for all requires a dramatic reduction in Internet access costs particularly in developing areas. This access is often achieved through several proxy gateways shared across local or regional ...