Recent Submissions

  • SafeSU-2: a safe statistics unit for space MPSoCs 

    Cabo Pitarch, Guillem; Alcaide Portet, Sergi; Hernández Luz, Carles; Benedicte Illescas, Pedro; Bas Jalón, Francisco; Mazzocchetti, Fabio; Abella Ferrer, Jaume (Institute of Electrical and Electronics Engineers (IEEE), 2022)
    Conference report
    Open Access
    Advanced statistics units (SUs) have been proven effective for the verification, validation and implementation of safety measures as part of safety-related MPSoCs. This is the case, for instance, of the RISC-V MPSoC by ...
  • SafeDM: a hardware diversity monitor for redundant execution on non-lockstepped cores 

    Bas Jalón, Francisco; Benedicte Illescas, Pedro; Alcaide Portet, Sergi; Cabo Pitarch, Guillem; Mazzocchetti, Fabio; Abella Ferrer, Jaume (Institute of Electrical and Electronics Engineers (IEEE), 2022)
    Conference report
    Open Access
    Computing systems in the safety domain, such as those in avionics or space, require specific safety measures related to the criticality of the deployment. A problem these systems face is that of transient failures in ...
  • Resource analysis of Ethereum 2.0 clients 

    Cortes Goicoechea, Mikel; Franceschini, Luca; Bautista Gomez, Leonardo (Institute of Electrical and Electronics Engineers (IEEE), 2021)
    Conference report
    Open Access
    Scalability is a common issue among the most used permissionless blockchains, and several approaches have been proposed to solve this issue. Tackling scalability while preserving the security and decentralization of the ...
  • Discovering the Ethereum2 P2P network 

    Cortes Goicoechea, Mikel; Bautista Gomez, Leonardo (Institute of Electrical and Electronics Engineers (IEEE), 2021)
    Conference report
    Open Access
    Achieving the equilibrium between scalability, sustainability, and security while keeping decentralization has prevailed as the target solution for decentralized blockchain applications over the last years. Several approaches ...
  • knowlEdge Project –Concept, methodology and innovations for artificial intelligence in industry 4.0 

    Álvarez Napagao, Sergio; Ashmore, Boki; Barroso Isidoro, Marta; Barrué Subirana, Cristian; Beecks, Christian; Berns, Fabian; Garcia Gasulla, Marta; Jakubiak, Natalia; Megias Montsesinos, Pedro; Sànchez-Marrè, Miquel (Institute of Electrical and Electronics Engineers (IEEE), 2021)
    Conference report
    Open Access
    AI is one of the biggest megatrends towards the 4th industrial revolution. Although these technologies promise business sustainability as well as product and process quality, it seems that the ever-changing market demands, ...
  • DO-178C certification of general-purpose GPU software: review of existing methods and future directions 

    Trompouki, Matina Maria; Kosmidis, Leonidas (Institute of Electrical and Electronics Engineers (IEEE), 2021)
    Conference report
    Open Access
    —General-Purpose GPU software is considered for use in avionics to satisfy the increased computational requirements of future systems. Therefore, it needs to be certified following the DO-178C guidance as all airborne ...
  • An FPGA accelerator of the wavefront algorithm for genomics pairwise alignment 

    Haghi, Abbas; Marco-Sola, Santiago; Álvarez Martí, Lluc; Diamantopoulos, Dionysios; Hagleitner, Christoph; Moreto Planas, Miquel (Institute of Electrical and Electronics Engineers (IEEE), 2021)
    Conference report
    Open Access
    In the last years, advances in next-generation sequencing technologies have enabled the proliferation of genomic applications that guide personalized medicine. These applications have an enormous computational cost due to ...
  • Towards OmpSs-2 and OpenACC interoperation 

    Korakitis, Orestis; Garcia De Gonzalo, Simon; Guidotti, Nicolas; Barreto, João Pedro; Monteiro, José C.; Peña, Antonio J. (Association for Computing Machinery, 2022)
    Conference lecture
    Open Access
    The increasing demand in HPC to utilize accelerators has motivated the development of pragma-based directives to target these devices. OmpSs-2 and OpenACC are both directive-based solutions that allow application programmers ...
  • Explicit uncore frequency scaling for energy optimisation policies with EAR in Intel architectures 

    Corbalán González, Julita; Vidal Teruel, Oriol; Alonso Jane, Lluís; Aneas Gómez, Jordi (Institute of Electrical and Electronics Engineers (IEEE), 2021)
    Conference report
    Open Access
    EAR is an energy management framework which offers three main services: energy accounting, energy control and energy optimisation. The latter is done through the EAR runtime library (EARL). EARL is a dynamic, transparent, ...
  • OpenCL-based FPGA accelerator for semi-global approximate string matching using diagonal bit-vectors 

    Castells Rufas, David; Marco-Sola, Santiago; Aguado Puig, Quim; Espinosa Morales, Antonio; Moure López, Juan Carlos; Alvarez Martí, Lluc; Moreto Planas, Miquel (Institute of Electrical and Electronics Engineers (IEEE), 2021)
    Conference report
    Open Access
    An FPGA accelerator for the computation of the semi-global Levenshtein distance between a pattern and a reference text is presented. The accelerator provides an important benefit to reduce the execution time of read-mappers ...
  • Dynamically adapting floating-point precision to accelerate deep neural network training 

    Osorio Ríos, John Haiber; Armejach Sanosa, Adrià; Petit, Eric; Henry, Greg; Casas Guix, Marc (Institute of Electrical and Electronics Engineers (IEEE), 2021)
    Conference report
    Open Access
    Mixed-precision (MP) arithmetic combining both single- and half-precision operands has been successfully applied to train deep neural networks. Despite its advantages in terms of reducing the need for key resources like ...
  • Multilevel simulation-based co-design of next generation HPC microprocessors 

    Zaourar, Lilia; Benazouz, Mohamed; Mouhagir, Ayoub; Jebali, Fatma; Sassolas, Tanguy; Weill, Jean Christophe; Radulović, Milan; Martínez Palau, Francesc; Armejach Sanosa, Adrià; Casas Guix, Marc (Institute of Electrical and Electronics Engineers (IEEE), 2021)
    Conference report
    Open Access
    This paper demonstrates the combined use of three simulation tools in support of a co-design methodology for an HPC-focused System-on-a-Chip (SoC) design. The simulation tools make different trade-offs between simulation ...

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