Enviaments recents

  • Design and implementation of a fair credit-based bandwidth sharing scheme for buses 

    Slijepcevic, Mladen; Hernandez, Carles; Abella, Jaume; Cazorla, Francisco J. (Institute of Electrical and Electronics Engineers (IEEE), 2017-05-15)
    Comunicació de congrés
    Accés obert
    Fair arbitration in the access to hardware shared resources is fundamental to obtain low worst-case execution time (WCET) estimates in the context of critical real-time systems, for which performance guarantees are essential. ...
  • RETHINK big: European roadmap for hardware anc networking optimizations for big data 

    Alioto, Gina; Carpenter, Paul; Cristal, Adrian; Unsal, Osman; Leich, Marcus; Avare, Christophe (Institute of Electrical and Electronics Engineers (IEEE), 2017-05-15)
    Comunicació de congrés
    Accés obert
    This paper discusses the results of the RETHINK big Project, a 2-year Collaborative Support Action funded by the European Commission in order to write the European Roadmap for Hardware and Networking optimizations for Big ...
  • Transparent Execution of Task-Based Parallel Applications in Docker with COMP Superscalar 

    Anton, Victor; Ramon-Cortes, Cristian; Ejarque, Jorge; Badia, Rosa M. (Institute of Electrical and Electronics Engineers (IEEE), 2017-04-27)
    Comunicació de congrés
    Accés obert
    This paper presents a framework to easily build and execute parallel applications in container-based distributed computing platforms in a user transparent way. The proposed framework is a combination of the COMP Superscalar ...
  • Accelerating Hash-Based Query Processing Operations on FPGAs by a Hash Table Caching Technique 

    Salami, Behzad; Arcas-Abella, Oriol; Sonmez, Nehir; Unsal, Osman; Cristal, Adrian (Springer International Publishing, 2017-04-29)
    Comunicació de congrés
    Accés obert
    Extracting valuable information from the rapidly growing field of Big Data faces serious performance constraints, especially in the software-based database management systems (DBMS). In a query processing system, hash-based ...
  • Dynamic software randomisation: Lessons learnec from an aerospace case study 

    Cros, Fabrice; Kosmidis, Leonidas; Wartel, Franck; Morales, David; Abella, Jaume; Broster, Ian; Cazorla, Francisco J. (2017-05-15)
    Comunicació de congrés
    Accés obert
    Timing Validation and Verification (V&V) is an important step in real-time system design, in which a system's timing behaviour is assessed via Worst Case Execution Time (WCET) estimation and scheduling analysis. For WCET ...
  • Probabilistic timing analysis on time-randomized platforms for the space domain 

    Fernandez, Mikel; Morales, David; Kosmidis, Leonidas; Bardizbanyan, Alen; Broster, Ian; Hernandez, Carles; Quiñones, Eduardo; Abella, Jaume; Cazorla, Francisco; Machado, Paulo; Fossati, Luca (Institute of Electrical and Electronics Engineers (IEEE), 2017-05-15)
    Comunicació de congrés
    Accés obert
    Timing Verification is a fundamental step in real-time embedded systems, with measurement-based timing analysis (MBTA) being the most common approach used to that end. We present a Space case study on a real platform that ...
  • AxleDB: A novel programmable query processing platform on FPGA 

    Salami, Behzad; Malazgirt, Gorker Alp; Arcas-Abella, Oriol; Yurdakul, Arda; Sonmez, Nehir (Elsevier, 2017-06-01)
    Article
    Accés restringit per política de l'editorial
    With the rise of Big Data, providing high-performance query processing capabilities through the acceleration of the database analytic has gained significant attention. Leveraging Field Programmable Gate Array (FPGA) ...
  • User-generated content curation with deep convolutional neural networks 

    Tous Liesa, Rubén; Wust, Otto; Gómez, Mauro; Poveda, Jonatan; Elena, Marc; Torres Viñals, Jordi; Makni, Mouna; Ayguadé Parra, Eduard (Institute of Electrical and Electronics Engineers (IEEE), 2016)
    Text en actes de congrés
    Accés obert
    In this paper, we report a work consisting in using deep convolutional neural networks (CNNs) for curating and filtering photos posted by social media users (Instagram and Twitter). The final goal is to facilitate searching ...
  • The state of SQL-on-Hadoop in the cloud 

    Poggi, Nicolas; Berral García, Josep Lluís; Fenech, Thomas; Carrera Pérez, David; Blakeley, Jose; Minhas, Umar F.; Vujic, Nikola (Institute of Electrical and Electronics Engineers (IEEE), 2016)
    Text en actes de congrés
    Accés obert
    Managed Hadoop in the cloud, especially SQL-on-Hadoop, has been gaining attention recently. On Platform-as-a-Service (PaaS), analytical services like Hive and Spark come preconfigured for general-purpose and ready to use. ...
  • Crossing the death valley to transfer environmental decision support systems to the water market 

    Poch Espallargas, Manel; Comas Matas, Joaquim; Cortés García, Claudio Ulises; Sànchez-Marrè, Miquel; Rodriguez-Roda, Ignasi (2017-04-10)
    Article
    Accés obert
    Environmental decision support systems (EDSSs) are attractive tools to cope with the complexity of environmental global challenges. Several thoughtful reviews have analyzed EDSSs to identify the key challenges and best ...

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