Enviaments recents

  • A new technique based on mini-UAS for estimating water and bottom radiance contributions in optically shallow waters 

    Montes Hugo, J. M.; Barrado Muxí, Cristina; Pastor Llorens, Enric (International Society for Photogrammetry and Remote Sensing (ISPRS), 2015)
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    The mapping of nearshore bathymetry based on spaceborne radiometers is commonly used for QC ocean colour products in littoral waters. However, the accuracy of these estimates is relatively poor with respect to those derived ...
  • Architectural support for task dependence management with flexible software scheduling 

    Castillo, Emilio; Álvarez, Lluc; Moreto Planas, Miquel; Casas, Marc; Vallejo, Enrique; Bosque, Jose L.; Beivide Palacio, Ramon; Valero Cortés, Mateo (Institute of Electrical and Electronics Engineers (IEEE), 2018)
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    The growing complexity of multi-core architectures has motivated a wide range of software mechanisms to improve the orchestration of parallel executions. Task parallelism has become a very attractive approach thanks to its ...
  • Improving OpenStack Swift interaction with the I/O stack to enable software defined storage 

    Nou, Ramon; Miranda, Alberto; Siquier, Marc; Cortés, Toni (Institute of Electrical and Electronics Engineers (IEEE), 2018)
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    This paper analyses how OpenStack Swift, a distributed object storage service for a globally used middleware, interacts with the I/O subsystem through the Operating System. This interaction, which seems organised and clean ...
  • Building microclouds at the network edge with the Cloudy platform 

    Freitag, Fèlix; Pueyo Centelles, Roger; Navarro Moldes, Leandro (Institute of Electrical and Electronics Engineers (IEEE), 2017)
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    Edge computing enables new types of services which operate at the network edge. There are important use cases in pervasive computing, ambient intelligence and the Internet of Things (IoT) for edge computing. In this demo ...
  • Supporting real-time message delivery in disaster relief efforts: an analytical approach 

    Santos, Rodrigo; Orozco, Javier; Ochoa, Sergio; Meseguer Pallarès, Roc; Mossé, Daniel (2017)
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    Several initiatives propose the use of opportunistic networks and heterogeneous devices to help overcome the communication and coordination limitations evidenced during first response activities in disaster relief scenarios. ...
  • Flying real-time network for disaster assistance 

    Santos, Rodrigo; Orozco, Javier; Mossé, Daniel; Petrucci, Vinicius; Ochoa, Sergio; Meseguer Pallarès, Roc (2017)
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    Landslides and large floods are serious natural disasters that every year cause multiple deaths and loss in property around the world. When these events occur in areas like the “favelas” or mountain regions in coastal ...
  • Design trade-offs of crowdsourced web access in community networks 

    Dimogerontakis, Emmanouil; Meseguer Pallarès, Roc; Navarro Moldes, Leandro; Ochoa, Sergio; Veiga, Luis (2017)
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    Internet access has become a requirement to participate in society; however, the majority of the world’s population is not yet online. Citizens can self-organize cooperatively to crowdsource community network infrastructures ...
  • Efficient exception handling support for GPUs 

    Tanasic, Ivan; Gelado Fernandez, Isaac; Jorda, Marc; Ayguadé Parra, Eduard; Navarro, Nacho (Association for Computing Machinery (ACM), 2017)
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    Operating systems have long relied on the exception handling mechanism to implement numerous virtual memory features and optimizations. However, today's GPUs have a limited support for exceptions, which prevents implementation ...
  • Extending OmpSs for OpenCL kernel co-execution in heterogeneous systems 

    Pérez, Borja; Stafford, Esteban; Bosque, Jose L.; Beivide Palacio, Ramon; Mateo, Sergi; Teruel, Xavier; Martorell Bofill, Xavier; Ayguadé Parra, Eduard (Institute of Electrical and Electronics Engineers (IEEE), 2017)
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    Heterogeneous systems have a very high potential performance but present difficulties in their programming. OmpSs is a well known framework for task based parallel applications, which is an interesting tool to simplify the ...
  • 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)
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    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, ...
  • Practical service placement approach for microservices architecture 

    Selimi, Mennan; Cerdà Alabern, Llorenç; Sánchez Artigas, Marc; Freitag, Fèlix; Veiga, Luis (Institute of Electrical and Electronics Engineers (IEEE), 2017)
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    Community networks (CNs) have gained momentum in the last few years with the increasing number of spontaneously deployed WiFi hotspots and home networks. These networks, owned and managed by volunteers, offer various ...
  • A NetFlow/IPFIX implementation with OpenFlow 

    Suárez-Varela Maciá, José Rafael; Barlet Ros, Pere; Carela Español, Valentín (2017)
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