Now showing items 13-24 of 86

    • Predicting topology propagation messages in mobile ad hoc networks: The value of history 

      Millán Marco, Pere; Aliagas Castell, Carles; Molina Clemente, Carlos Maria; Meseguer Pallarès, Roc; Ochoa, Sergio; Santos, Rodrigo (Multidisciplinary Digital Publishing Institute (MDPI), 2020-01-01)
      Article
      Open Access
      The mobile ad hoc communication in highly dynamic scenarios, like urban evacuations or search-and-rescue processes, plays a key role in coordinating the activities performed by the participants. Particularly, counting on ...
    • A role-based software architecture to support mobile service computing in IoT scenarios 

      Finochietto, Mariano; Eggly, Gabriel; Santos, Rodrigo; Orozco, Javier; Ochoa, Sergio; Meseguer Pallarès, Roc (Multidisciplinary Digital Publishing Institute (MDPI), 2019-11-05)
      Article
      Open Access
      The interaction among components of an IoT-based system usually requires using low latency or real time for message delivery, depending on the application needs and the quality of the communication links among the components. ...
    • On the Guifi.net community network economics 

      Cerdà Alabern, Llorenç; Baig Viñas, Roger; Navarro Moldes, Leandro (2020-02-26)
      Article
      Restricted access - publisher's policy
      How costs are distributed among the participants is a key question in the management and viability of shared resources. Although all cost-sharing mechanisms are subjective and thus it is eventually up to the participants ...
    • A comparative study of calibration methods for low-cost ozone sensors in IoT platforms 

      Ferrer Cid, Pau; Barceló Ordinas, José María; García Vidal, Jorge; Ripoll, Anna; Viana, Mar (2019-12-01)
      Article
      Open Access
      This paper shows the result of the calibration process of an Internet of Things platform for the measurement of tropospheric ozone (O 3 ). This platform, formed by 60 nodes, deployed in Italy, Spain, and Austria, consisted ...
    • Estimation of web proxy response times in community networks using matrix factorization algorithms 

      Gómez Sánchez, Eduardo; Bores Quijano, Diego; Bote Lorenzo, Miguel Luís; Meseguer Pallarès, Roc (2020-01-01)
      Article
      Open Access
      In community networks, users access the web using a proxy selected from a list, normally without regard to its performance. Knowing which proxies offer good response times for each client would improve the user experience ...
    • Socially aware microcloud service overlay optimization in community networks 

      Silvestre Apolonia, Nuno Miguel; Freitag, Fèlix; Navarro Moldes, Leandro; Girdzijauskas, Sarunas (2019-09-11)
      Article
      Open Access
      Community networks are a growing network cooperation effort by citizens to build and maintain Internet infrastructure in regions that are not available. Adding that, to bring cloud services to community networks (CNs), ...
    • PiCasso: enabling information-centric multi-tenancy at the edge of community mesh networks 

      Selimi, Mennan; Lertsinsrubtavee, Adisorn; Sathiaseelan, Arjuna; Cerdà Alabern, Llorenç; Navarro Moldes, Leandro (2019-12-09)
      Article
      Open Access
      Edge computing is radically shaping the way Internet services are run by enabling computations to be available close to the users - thus mitigating the latency and performance challenges faced in today’s Internet infrastructure. ...
    • Towards scalable Community Networks topologies 

      Maccari, Leonardo; Gemmi, Gabriele; Lo Cigno, Renato; Karaliopoulos, Merkourios; Navarro Moldes, Leandro (Elsevier, 2019-11)
      Article
      Open Access
      Community Networks (CNs) are grassroots bottom-up initiatives that build local infrastructures, normally using Wi-Fi technology, to bring broadband networking in areas with inadequate offer of traditional infrastructures ...
    • Time series analysis to predict end-to-end quality of wireless community networks 

      Millán Marco, Pere; Aliagas Castell, Carles; Molina Clemente, Carlos Maria; Dimogerontakis, Emmanouil; Meseguer Pallarès, Roc (2019-05-01)
      Article
      Open Access
      Community Networks have been around us for decades being initially deployed in the USA and Europe. They were designed by individuals to provide open and free “do it yourself” Internet access to other individuals in the ...
    • Distributed multi-scale calibration of low-cost ozone sensors in wireless sensor networks 

      Barceló Ordinas, José María; Ferrer Cid, Pau; García Vidal, Jorge; Ripoll, Anna; Viana, Mar (Multidisciplinary Digital Publishing Institute (MDPI), 2019-05-31)
      Article
      Open Access
      New advances in sensor technologies and communications in wireless sensor networks have favored the introduction of low-cost sensors for monitoring air quality applications. In this article, we present the results of the ...
    • Self-calibration methods for uncontrolled environments in sensor networks: A reference survey 

      Barceló Ordinas, José María; Doudou, Messaoud; García Vidal, Jorge; Badache, Nadjib (Elsevier, 2019-05-15)
      Article
      Open Access
      Growing progress in sensor technology has constantly expanded the number and range of low-cost, small, and portable sensors on the market, increasing the number and type of physical phenomena that can be measured with ...
    • Providing real-time message delivery on opportunistic networks 

      Santos, Rodrigo; Orozco, Javier; Ochoa, Sergio; Meseguer Pallarès, Roc; Mossé, Daniel (Institute of Electrical and Electronics Engineers (IEEE), 2018-06-26)
      Article
      Open Access
      IoT systems monitoring or controlling the behavior of smart environments frequently require to count on real-time message delivery, in order to support decision making and eventually coordinate the individual behavior of ...