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Ara es mostren els items 61-80 de 128

    • 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
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      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 ...

    • LaCOLLA: Middleware for self-sufficient online collaboration 

      Marquès Puig, Joan Manel; Vilajosana Guillen, Xavier; Daradoumis, Athanasios; Navarro Moldes, Leandro (IEEE, 2007-11)
      Article
      Accés obert
      The LaCOLLA middleware makes it possible for collaborators to interact using their own resources without depending on centralized regimes. By contributing their own resources, group members can organize and communicate ...

    • Leveraging deployment models on low-resource devices for cloud services in community networks 

      Silvestre Apolonia, Nuno Miguel; Freitag, Fèlix; Navarro Moldes, Leandro (2016-07)
      Article
      Accés obert
      Community networks are crowd-sourced IP networks that evolved into regional-scale computing platforms. This has led to adapting the cloud computing model for services that can operate and use computing resources inside a ...

    • Limits of energy saving for the allocation of data center resources to networked applications 

      León Gutiérrez, Xavier; Navarro Moldes, Leandro (2011)
      Comunicació de congrés
      Accés restringit per política de l'editorial
      Energy related costs are becoming one of the largest contributors to the overall cost of operating a data center, whereas the degree of data center utilization continues to be very low. Energy-aware dynamic provision of ...

    • Load and video performance patterns of a cloud based WebRTC architecture 

      Xhagjika, Vamis; Divorra Escoda, Oscar; Navarro Moldes, Leandro; Vlassov, Vladimir (Institute of Electrical and Electronics Engineers (IEEE), 2017)
      Comunicació de congrés
      Accés obert
      Web Real-Time Communication or Realtime communication in the Web (WebRTC/RTCWeb) is a prolific new standard and technology stack, providing full audio/video agnostic communications for the Web. Service providers implementing ...

    • LoRaMoto: a communication system to provide safety awareness among civilians after an earthquake 

      Pueyo Centelles, Roger; Meseguer Pallarès, Roc; Freitag, Fèlix; Navarro Moldes, Leandro; Ochoa, Sergio; Santos, Rodrigo (Elsevier, 2021-02)
      Article
      Accés obert
      Civilians in areas hit by earthquakes become in particular concerned about the safety of family and friends. However, outages in communications networks following these events limit their capacity to get information. So, ...

    • LoRaMoto: a LoRa-based communication system for coordinated response in an earthquake aftermath (excerpt) 

      Pueyo Centelles, Roger; Freitag, Fèlix; Meseguer Pallarès, Roc; Navarro Moldes, Leandro (2019-07-26)
      Report de recerca
      Accés obert
      Response of emergency units after natural disasters, such as earthquakes, has to be coordinated, fast and efficient in order to rescue and care for the victims, keeping all the population –and the units themselves– safe ...

    • Macro-economic regulation for workload redistribution in large-scale shared infrastructure 

      León Gutiérrez, Xavier; Navarro Moldes, Leandro (2010-06)
      Comunicació de congrés
      Accés restringit per política de l'editorial
      In this paper we study the problem of large-scale resource congestion from the control and regulation point of view. Applications and services running in large-scale shared infrastructures like Grids or PlanetLab have di ...