Ara es mostren els items 1-20 de 22

  • Algoritmos de ordenación conscientes de la arquitectura y las características de los datos 

    Jiménez González, Daniel (Universitat Politècnica de Catalunya, 2004-07-02)
    Tesi
    Accés obert
    En esta tesis analizamos y presentamos algoritmos de ordenación secuencial y paralelo que explotan la jerarquía de memoria del computador usado y/o reducen la comunicación de los datos. Sin embargo, aunque los objetivos ...
  • Analysis of the Task Superscalar architecture hardware design 

    Yazdanpanah Ahmadabadi, Fahimeh; Jiménez González, Daniel; Álvarez Martínez, Carlos; Etsion, Yoav; Badia Sala, Rosa Maria (Springer, 2013)
    Text en actes de congrés
    Accés obert
    In this paper, we analyze the operational flow of two hardware implementations of the Task Superscalar architecture. The Task Superscalar is an experimental task based dataflow scheduler that dynamically detects inter-task ...
  • Aprendizaje cooperativo en cursos multidisciplinares 

    Álvarez Martínez, Carlos; López Álvarez, David; Jiménez González, Daniel; Alonso López, Javier (2009-06-23T08:18:48Z)
    Text en actes de congrés
    Accés obert
    La enseñanza de contenidos técnicos en grupos multidisciplinares es una tarea compleja debido a la diversidad de los conocimientos iniciales de los alumnos implicados. Sin embargo esta dificultad puede llegar a convertirse ...
  • Automatic generation and testing of application specific hardware accelerators on a new reconfigurable OpenSPARC platform 

    González Álvarez, Cecilia; Fernández, Mikel; Jiménez González, Daniel; Álvarez Martínez, Carlos; Martorell Bofill, Xavier (2011)
    Text en actes de congrés
    Accés obert
    Specific hardware customization for scientific applications has shown a big potential to address the current holy grail in computer architecture: reducing power consumption while increasing performance. In particular, the ...
  • AXIOM: a hardware-software platform for cyber physical systems 

    Mazumdar, Somnath; Ayguadé Parra, Eduard; Bettin, Nicola; Bueno Hedo, Javier; Ermini, Sara; Filgueras Izquierdo, Antonio; Jiménez González, Daniel; Álvarez Martínez, Carlos; Martorell Bofill, Xavier; Montefoschi, Francesco; Oro Garcia, David; Pnevmatikatos, Dionisis; Rizzo, Antonio; Theodoropoulos, Dimitris; Giorgi, Roberto (2016)
    Text en actes de congrés
    Accés restringit per política de l'editorial
    Cyber-Physical Systems (CPSs) are widely necessary for many applications that require interactions with the humans and the physical environment. A CPS integrates a set of hardware-software components to distribute, execute ...
  • Extending OpenMP to survive the heterogeneous multi-core era 

    Quintana-Ortí, Enrique S.; Planas, Judit; Pérez Cáncer, Josep Maria; Mayo, Rafael; Martorell Bofill, Xavier; Martinell, Lluis; Labarta Mancho, Jesús José; Jiménez González, Daniel; Ayguadé Parra, Eduard; Badia Sala, Rosa Maria; Bellens, Pieter; Cabrera, Daniel; Duran González, Alejandro; Ferrer, Roger; González Tallada, Marc; Igual, Francisco D. (2010-10)
    Article
    Accés restringit per política de l'editorial
  • Fast evaluation methodology for automatic custom hardware prototyping 

    González, Cecilia; Jiménez González, Daniel; Martorell Bofill, Xavier; Álvarez Martínez, Carlos; Gaydadjiev, Georgi (2009-06)
    Text en actes de congrés
    Accés obert
    Hardware customization for scientific applications has shown a big potential for reducing power consumption and increasing performance. In particular, the automatic generation of ISA extensions for General-Purpose Processors ...
  • Heterogeneous tasking on SMP/FPGA SoCs: The case of OmpSs and the Zynq 

    Filgueras Izquierdo, Antonio; Gil Blasco, Eduard; Álvarez Martínez, Carlos; Jiménez González, Daniel; Martorell Bofill, Xavier; Langer, Jan; Noguera Serra, Juan José (Institute of Electrical and Electronics Engineers (IEEE), 2013)
    Text en actes de congrés
    Accés restringit per política de l'editorial
    OmpSs is a directive-based programming model that uses OpenMP-like directives, that allow to execute the tasks annotated on both the SMPs and as FPGA kernels on modern SoC processors, like the Xilinx Zynq platform. OmpSs ...
  • Metodologí­a para la generación y evaluación automática de hardware específico 

    González, Cecilia; Jiménez González, Daniel; Martorell Bofill, Xavier; Álvarez Martínez, Carlos; Gaydadjiev, Georgi (2009-09)
    Text en actes de congrés
    Accés obert
    En el área de la bioinformática podemos encontrar aplicaciones que suponen un reto para el diseño de nuevas arquitecturas de procesadores en términos de rendimiento, ya que sus características difieren de las de las ...
  • MInGLE: An efficient framework for domain acceleration using low-power specialized functional units 

    González Álvarez, Cecilia Noemí; Sartor, Jennifer B.; Álvarez Martínez, Carlos; Jiménez González, Daniel; Eeckhout, Lieven (2016-06)
    Article
    Accés obert
    The end of Dennard scaling leads to new research directions that try to cope with the utilization wall in modern chips, such as the design of specialized architectures. Processor customization utilizes transistors more ...
  • OmpSs@Zynq All-Programmable SoC Ecosystem 

    Filgueras Izquierdo, Antonio; Gil Blasco, Eduard; Jiménez González, Daniel; Álvarez Martínez, Carlos; Martorell Bofill, Xavier; Langer, Jan; Noguera Serra, Juan José; Vissers, Kees (Association for Computing Machinery (ACM), 2014)
    Text en actes de congrés
    Accés restringit per política de l'editorial
    OmpSs is an OpenMP-like directive-based programming model that includes heterogeneous execution (MIC, GPU, SMP, etc.) and runtime task dependencies management. Indeed, OmpSs has largely influenced the recently appeared ...
  • OpenMP extensions for FPGA Accelerators 

    Cabrera, Daniel; Martorell Bofill, Xavier; Gaydadjiev, Georgi; Ayguadé Parra, Eduard; Jiménez González, Daniel (2009-07)
    Text en actes de congrés
    Accés obert
    Reconfigurable computing is one of the paths to explore towards low-power supercomputing. However, programming these reconfigurable devices is not an easy task and still requires significant research and development efforts ...
  • Performance analysis of a hardware accelerator of dependence management for taskbased dataflow programming models 

    Tan, Xubin; Bosch Pons, Jaume; Jiménez González, Daniel; Álvarez Martínez, Carlos; Ayguadé Parra, Eduard; Valero Cortés, Mateo (Institute of Electrical and Electronics Engineers (IEEE), 2016)
    Text en actes de congrés
    Accés obert
    Along with the popularity of multicore and manycore, task-based dataflow programming models obtain great attention for being able to extract high parallelism from applications without exposing the complexity to programmers. ...
  • Picos: A hardware runtime architecture support for OmpSs 

    Yazdanpanah Ahmadabadi, Fahimeh; Álvarez Martínez, Carlos; Jiménez González, Daniel; Badia Sala, Rosa Maria; Valero Cortés, Mateo (Elsevier, 2015-12)
    Article
    Accés restringit per política de l'editorial
    OmpSs is a programming model that provides a simple and powerful way of annotating sequential programs to exploit heterogeneity and task parallelism based on runtime data dependency analysis, dataflow scheduling and ...
  • Preliminary work on a mechanism for testing a customized architecture 

    González, Cecilia; Jiménez González, Daniel; Martorell Bofill, Xavier; Álvarez Martínez, Carlos; Gaydadjiev, Georgi (2009-07)
    Text en actes de congrés
    Accés obert
    Hardware customization for scientific applications has shown a big potential for reducing power consumption and increasing performance. In particular, the automatic generation of ISA extensions for General-Purpose Processors ...
  • Simulating next-generation Cyber-physical computing platforms 

    Burgio, Paolo; Álvarez Martínez, Carlos; Ayguadé Parra, Eduard; Filgueras Izquierdo, Antonio; Jiménez González, Daniel; Martorell Bofill, Xavier; Navarro, Nacho; Giorgi, Roberto (2015)
    Text en actes de congrés
    Accés restringit per política de l'editorial
    In specific domains, such as cyber-physical systems, platforms are quickly evolving to include multiple (many-) cores and programmable logic in a single system-on-chip, while includ- ing interfaces to commodity ...
  • Tareador: a tool to unveil parallelization strategies at undergraduate level 

    Ayguadé Parra, Eduard; Badia Sala, Rosa Maria; Jiménez González, Daniel; Herrero Zaragoza, José Ramón; Labarta Mancho, Jesús José; Subotic, Vladimir; Utrera Iglesias, Gladys Miriam (North Carolina State University, 2015)
    Text en actes de congrés
    Accés obert
    This paper presents a methodology and framework designed to assist students in the process of finding appropriate task decomposition strategies for their sequential program, as well as identifying bottlenecks ...
  • Task dependences management hardware acceleration for task-based dataflow programming models 

    Tan, Xubin; Álvarez Martínez, Carlos; Jiménez González, Daniel; Ayguadé Parra, Eduard; Valero Cortés, Mateo (Barcelona Supercomputing Center, 2015-05-05)
    Text en actes de congrés
    Accés obert
    Task-based programming models have gained a lot of attention for being able to explore high parallelism over multicore and manycore, while hiding the difficulties of parallel programming. For applications with moderate ...
  • The AXIOM platform for next-generation cyber physical systems 

    Theodoropoulos, Dimitris; Mazumdar, Somnath; Ayguadé Parra, Eduard; Bettin, Nicola; Bueno Hedo, Javier; Ermini, Sara; Filgueras Izquierdo, Antonio; Jiménez González, Daniel; Álvarez Martínez, Carlos; Martorell Bofill, Xavier; Montefoschi, Francesco; Oro Garcia, David; Pnevmatikatos, Dionisis; Rizzo, Antonio; Gai, Paolo; Garzarella, Stefano; Morelli, Bruno; Pomella, Alberto; Giorgi, Roberto (2017-06-03)
    Article
    Accés restringit per política de l'editorial
    Cyber-Physical Systems (CPSs) are widely used in many applications that require interactions between humans and their physical environment. These systems usually integrate a set of hardware-software components for optimal ...
  • The AXIOM software layers 

    Álvarez, Carlos; Ayguadé Parra, Eduard; Bosch Pons, Jaume; Bueno Hedo, Javier; Cherkashin, Artem; Filgueras Izquierdo, Antonio; Jiménez González, Daniel; Martorell Bofill, Xavier; Navarro, Nacho; Vidal, Miquel; Theodoropoulos, Dimitris; Pnevmatikatos, Dionisis; Catani, Davide; Oro Garcia, David; Fernandez Prades, Carles; Segura, Carlos; Rodriguez Saeta, Javier; Hernando Pericás, Francisco Javier; Scordino, Claudio; Gai, Paolo; Passera, Pierluigi; Pomella, Alberto; Bettin, Nicola; Rizzo, Antonio; Giorgi, Roberto (2016-11-01)
    Article
    Accés restringit per política de l'editorial
    AXIOM project aims at developing a heterogeneous computing board (SMP-FPGA).The Software Layers developed at the AXIOM project are explained.OmpSs provides an easy way to execute heterogeneous codes in multiple cores. ...