Exploració per autor "Freitag, Fèlix"
Ara es mostren els items 119-132 de 132
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The catallaxy approach for decentralized economic-based allocation in Grid resource and service markets.
Ardáiz Villanueva, Óscar; Artigas Vidal, Pau; Eymann, Torsten; Freitag, Fèlix; Navarro Moldes, Leandro; Reinicke, Michael (Springer, 2006)
Article
Accés obertEfficient resource allocation in dynamic large-scale environments is one of the cha llenges of Grids. In centralized economic-based allocation approaches, the user requests can be matched to the fastest, cheapest or most ... -
The effects of weight quantization on online federated learning for the IoT: a case study
Llisterri Giménez, Nil; Lee, Junkyu; Freitag, Fèlix; Vandierendonck, Hans (Institute of Electrical and Electronics Engineers (IEEE), 2024-01-04)
Article
Accés obertMany weight quantization approaches were explored to save the communication bandwidth between the clients and the server in federated learning using high-end computing machines. However, there is a lack of weight quantization ... -
Toward QoS provision for virtualized resources in grids
Rodríguez Haro, Fernando; Freitag, Fèlix; Navarro Moldes, Leandro (Springer, 2010-03-10)
Capítol de llibre
Accés restringit per política de l'editorialVirtualization solutions have recently gained considerable attention for supporting the consolidation of application servers into one physical machine. In a vanilla Xen implementation the scheduler shares equally all of ... -
Towards a monitoring system for a LoRa mesh network
Capella del Solar, Alejandro Jesús; Miquel Solé, Joan; Freitag, Fèlix (Institute of Electrical and Electronics Engineers (IEEE), 2022)
Comunicació de congrés
Accés obertLoRa is a popular communication technology used in Internet of Things (IoT) applications. Typically, in the LoRaWAN architecture, an end node periodically sends a LoRaWAN message to a gateway connected to the Internet. ... -
Towards application deployment in community network clouds
Selimi, Mennan; Freitag, Fèlix (Springer, 2014)
Text en actes de congrés
Accés restringit per política de l'editorialCommunity networks are decentralized communication networks, built and operated by citizens for citizens. Most of these networks originated for enabling Internet access for under-provisioned areas. With the consolidation ... -
Towards distributed architecture for collaborative cloud services in community networks
Khan, Muhammad Amin; Selimi, Mennan; Freitag, Fèlix (Institute of Electrical and Electronics Engineers (IEEE), 2014)
Text en actes de congrés
Accés obertInternet and communication technologies have lowered the costs for communities to collaborate, leading to new services like user-generated content and social computing, and through collaboration, collectively built ... -
Towards incentive-based resource assignment and regulation in clouds for community networks
Khan, Muhammad Amin; Buyuksahin, Umit C.; Freitag, Fèlix (Springer, 2013)
Text en actes de congrés
Accés restringit per política de l'editorialCommunity networks are built with off-the-shelf communication equipment aiming to satisfy a community's demand for Internet access and services. These networks are a real world example of a collective that shares ICT ... -
Towards incentive-compatible pricing for bandwidth reservation in community network clouds
Khan, Muhammad Amin; Vilaça, Xavier; Rodrigues, Luís; Freitag, Fèlix (Springer, 2015)
Text en actes de congrés
Accés obertCommunity network clouds provide for applications of local interest deployed within community networks through collaborative efforts to provision cloud infrastructures. They complement the traditional large-scale public ... -
Towards information-centric edge platform for mesh networks: The case of CityLab testbed
Selimi, Mennan; Navarro Moldes, Leandro; Braem, Bart; Freitag, Fèlix (Institute of Electrical and Electronics Engineers (IEEE), 2020)
Text en actes de congrés
Accés obertBy leveraging resources from the Fed4Fire+ City-Lab testbed, we design the PiGeon edge computing platform that experiments solution that enable ICN based edge services in wireless mesh networks (WMNs). PiGeon combines into ... -
Towards network-aware service placement in community network micro-clouds
Selimi, Mennan; Vega d'Aurelio, Davide; Freitag, Fèlix; Veiga, Luis (Springer, 2016)
Text en actes de congrés
Accés restringit per política de l'editorialCloud services in community networks have been enabled by micro-cloud providers. They form community network micro-clouds (CNMCs), which grow organically, i.e. without being planned and optimized beforehand. Services running ... -
ULabGrid, an infrastructure to develop distant laboratories for undergrad students over a Grid
Ardáiz Villanueva, Óscar; Artigas Vidal, Pau; Díaz de Cerio Ripalda, Luis Manuel; Freitag, Fèlix; Meseguer Pallarès, Roc; Navarro Moldes, Leandro; Sanjeevan, Kanapathipillai; Royo Vallés, María Dolores (Springer Verlag, 2003-02-13)
Text en actes de congrés
Accés obertNowadays, there is a big discussion about two different topics: how distance learning and the old fashioned learning can be improved using the new technologies. In both cases, there are many collaborative tools based on ... -
Uncertainty management for the retrieval of economic information for distributed markets
Brunner, René; Freitag, Fèlix; Navarro Moldes, Leandro (2008)
Text en actes de congrés
Accés restringit per política de l'editorialThe provision of real-time and highly accurate information in large-scale distributed systems is technically difficult and approximations imply uncertainty. In economic science, however, reliable information about markets, ... -
Understanding collaboration in volunteer computing systems
Vega d'Aurelio, Davide; Meseguer Pallarès, Roc; Freitag, Fèlix; Ochoa, Sergio (2014-11)
Article
Accés obertVolunteer computing is a paradigm in which devices participating in a distributed environment share part of their resources to help others perform their activities. The effectiveness of this computing paradigm depends on ... -
WiBed, a platform for commodity wireless testbeds
Escrich, Pau; Baig Viñas, Roger; Dimogerontakis, Emmanouil; Carbo Sole, Eloi; Neumann, Axel; Fonseca, Alexander; Freitag, Fèlix; Navarro Moldes, Leandro (Institute of Electrical and Electronics Engineers (IEEE), 2014)
Text en actes de congrés
Accés obertTestbeds are a stage between the simulation and the production stages. To this end they must be as close as possible to production environments (i.e. real hardware, on the field deployments) while also keeping the traits ...