Now showing items 21-37 of 37

    • Initial results on fuzzy floating point computation for multimedia processors 

      Álvarez Martínez, Carlos; Corbal San Adrián, Jesús; Salamí San Juan, Esther; Valero Cortés, Mateo (2002-01)
      Article
      Open Access
      During the recent years, the market of mid/low-end portable systems such as PDAs or mobile digital phones have experimented a revolution in both selling volume and features as handheld devices incorporate Multimedia ...
    • LEGaTO: Low-energy, secure, and resilient toolset for heterogeneous computing 

      Salami, Behzad; Parasyris, Konstantinos; Cristal Kestelman, Adrián; Unsal, Osman Sabri; Martorell Bofill, Xavier; Carpenter, Paul Matthew; De la Cruz Martínez, Raul; Bautista Gomez, Leonardo Arturo; Jiménez González, Daniel; Álvarez Martínez, Carlos; Nabavilarimi, Seyed Saber; Madonar Soria, Sergi (Institute of Electrical and Electronics Engineers (IEEE), 2020)
      Conference report
      Open Access
      The LEGaTO project leverages task-based programming models to provide a software ecosystem for Made in-Europe heterogeneous hardware composed of CPUs, GPUs, FPGAs and dataflow engines. The aim is to attain one order of ...
    • Mamá, de mayor quiero ser ingeniero/a en informática 

      López Álvarez, David; Cruz Díaz, Josep Llorenç; Álvarez Martínez, Carlos; Fernández Jiménez, Agustín; Sánchez Carracedo, Fermín (Universidade de Santiago de Compostela. Escola Técnica Superior d'Enxeñaría, 2010-07-07)
      Conference lecture
      Open Access
      El número de estudiantes que se matriculan en Ingeniería Informática no ha dejado de disminuir en los últimos años. Sin embargo, la demanda de profesionales no deja de crecer. Los autores de este trabajo pensamos que el ...
    • 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)
      Conference report
      Open Access
      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
      Open Access
      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)
      Conference report
      Restricted access - publisher's policy
      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 ...
    • 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)
      Conference report
      Open Access
      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
      Open Access
      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 ...
    • ¿Por qué faltan a clase los alumnos? 

      Sánchez Carracedo, Fermín; Álvarez Martínez, Carlos; Fernández Jiménez, Agustín; Llosa Espuny, José Francisco (Asociación de Enseñantes Universitarios de la Informática (AENUI), 2017)
      Conference report
      Open Access
      Como profesores, con frecuencia hemos observado que no todos los estudiantes asisten regularmente a clase y que, en momentos puntuales del curso, una cantidad significativa de ellos desaparece de las aulas. La mayoría de ...
    • 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)
      Conference report
      Open Access
      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)
      Conference report
      Restricted access - publisher's policy
      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 ...
    • Supporting task creation inside FPGA devices 

      Bosch Pons, Jaume; Álvarez Martínez, Carlos; Jiménez González, Daniel (Barcelona Supercomputing Center, 2019-05-07)
      Conference report
      Open Access
      The most common model to use co-processors/accelerators is the master-slave model where the slaves (coprocessors/ accelerators) are driven by a general purpose cpu. This simplifies the management of the accelerators because ...
    • 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)
      Conference report
      Open Access
      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
      Open Access
      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 project: IoT on heterogeneous embedded platforms 

      Filgueras Izquierdo, Antonio; Vidal, Miquel; Mateu, Marc; Jiménez González, Daniel; Álvarez Martínez, Carlos; Martorell Bofill, Xavier; Ayguadé Parra, Eduard; Theodoropoulos, Dimitris; Pnevmatikatos, Dionisis; Gai, Paolo; Garzarella, Stefano; Oro de Herta, David; Hernando Pericás, Francisco Javier; Bettin, Nicola; Pomella, Alberto; Giorgi, Roberto (Institute of Electrical and Electronics Engineers (IEEE), 2019-11-11)
      Article
      Open Access
      The AXIOM project aims at providing an environment for Cyber-Physical Systems. Smart Video Surveillance targets public environments, involving real-time face detection in crowds. Smart Home Living targets home environments ...
    • Una herramienta automática de feedback para ensamblador 

      Álvarez Martínez, Carlos; Jiménez González, Daniel; López Álvarez, David; Alonso López, Javier; Tous Liesa, Rubén; Parcerisa Bundó, Joan Manuel; Barlet Ros, Pere; Fernández Barta, Montserrat; Tubella Murgadas, Jordi; Pérez, Christian (2008-10)
      External research report
      Open Access
      Un estudiante de primer curso de Ingeniería en Informática debe adquirir la capacidad de analizar y depurar códigos, tanto a alto nivel como en ensamblador. Este proceso requiere una participación activa por parte de los ...
    • Uso del simulador SimpleReuse 

      Álvarez Martínez, Carlos; Valero Cortés, Mateo (2005-11)
      External research report
      Open Access
      Este report explica el funcionamiento del simulador SimpleReuse (una evolución de SimpleScalar y Wattch) para su uso en simulación de reuso de instrucciones o regiones. Este simulador realiza medidas de tiempo, instrucciones ...