Now showing items 1-20 of 724

    • 1st BSC Doctoral Symposium : book of abstracts 

      Cucchietti, Fernando; Comes, Carles; Badia Moragas, Alba; Cabeza, Israel; Eguzkitza, Beatriz; Gifre Renom, Lluís; González, Santiago; Guevara, Marc; Hernández, Roger; Hussain, Tassadaq; Jiménez, Brian; Liu, Qixiao; Moal, Iain; Obiso, Vincenzo; Palavedu, Karthikeyan; Panic, Milos; Rajovic, Nikola; Royuela, Sara; Scaini, Chiara; Soret, Albert; Stipić, Srđjan; Strassburg, Janko; Valverde, Víctor; Villalba, Álvaro (Barcelona Supercomputing Center, 2014-05-26)
      Conference report
      Open Access
    • 2013-2014 Severo Ochoa : Research Seminar Lectures at BSC : book of abstracts 

      Vázquez, Mariano; Goñi Macià, Ramon; Arís, Ruth; Jorba Casellas, Oriol; Schutgens, Nick; Kranzlmüller, Dieter; Schulz, Martin; Shi, Yong; Strassburg, Janko; Faraboschi, Paolo; Aguado Sierra, Jazmín; Saen-Oon, Suwipa; Walker, Ross C.; Cetto, Raul; Suzumura, Toyotaro; Di Tomaso, Enza; Patt, Yale; Zoppè, Monica; Jeannot, Emmanel; Klasky, Scott A. (Barcelona Super Computer Center. Education & Training team, 2014-08-05)
      Conference report
      Open Access
    • 3D lineage-specific genome architecture links regulatory elements and non-coding disease variants to target gene promoters 

      Javierre, Biola M. (Barcelona Supercomputing Center, 2018)
      Conference report
      Open Access
    • 3D Viscoelastic Anisotropic Seismic Modeling with High-Order Mimetic Finite Differences 

      Ferrer, Miguel; de la Puente, Josep; Farrés, Albert; Castillo, José E. (Springer, 2015)
      Part of book or chapter of book
      Open Access
      We present a scheme to solve three-dimensional viscoelastic anisotropic wave propagation on structured staggered grids. The scheme uses a fully-staggered grid (FSG) or Lebedev grid (Lebedev, J Sov Comput Math Math Phys ...
    • A 3D-1D cardiac-vascular computational feedbacked model 

      Santiago, Alfonso; Vázquez, Mariano; Houzeaux, Guillaume; Aguado-Sierra, Jazmin; López, Mariña; Rivero, Matías I.; Blanco Sánchez, Pablo; Watanabe, Sansuke (Barcelona Supercomputing Center, 2015-05-05)
      Conference report
      Open Access
      A first version of a cardiovascular coupled model is presented. The modelling tools are Alya, the BSC tool for biomechanical simulations; and ADAN55, the LNCC model of the arterial blood flow. The former solves the ...
    • A case for code-representative microbenchmarks 

      Bulla, Calvin; Moreto Planas, Miquel (Barcelona Supercomputing Center, 2017-05-04)
      Conference report
      Open Access
      Microbenchmarks are fundamental in the design of a microarchitecture. They allow rapid evaluation of the system, while incurring little exploration overhead. One key design aspect is the thermal design point (TDP), the ...
    • A compromise archive platform for monitoring infrastructures 

      Garcia Calatrava, Carlos; Cucchietti, Fernando; Becerra Fontal, Yolanda (Barcelona Supercomputing Center, 2020-05)
      Conference report
      Open Access
      The great advancement in the technological field has led to an explosion in the amount of generated data. Many different sectors have understood the opportunity that acquiring, storing, and analyzing further information ...
    • A data flow language to develop high performance computing DSLs 

      Fernandez, Alejandro; Berltran, Vicenç; Mateo, Sergi; Patejko, Thomas; Ayguadé Parra, Eduard (Association for Computing Machinery (ACM), 2014)
      Conference report
      Restricted access - publisher's policy
      Developing complex scientific applications on high performance systems requires both domain knowledge and expertise in parallel and distributed programming models. In addition, modern high performance systems are heterogeneous, ...
    • A Demo of FPGA Aggressive Voltage Downscaling: Power and Reliability Tradeoffs 

      Salami, Behzad; Unsal, Osman Sabri; Cristal Kestelman, Adrián (IEEE, 2018-12-06)
      Conference lecture
      Open Access
      The power consumption of digital circuits, e.g., Field Programmable Gate Arrays (FPGAs), is directly related to their operating supply voltages. On the other hand, usually, chip vendors introduce a conservative voltage ...
    • A directive-based approach to perform persistent checkpoint/restart 

      Maroñas, Marcos; Mateo, Sergi; Beltran Querol, Vicenç; Ayguadé Parra, Eduard (Institute of Electrical and Electronics Engineers (IEEE), 2017)
      Conference report
      Restricted access - publisher's policy
      Exascale platforms require support for resilience capabilities due to increasing numbers of components and associated error rates. In this paper, we present a new directive-based approach to perform application-level ...
    • A dynamic scheduler for balancing HPC applications 

      Boneti, Carlos; Gioiosa, Roberto; Cazorla, Francisco; Valero Cortés, Mateo (Institute of Electrical and Electronics Engineers (IEEE), 2008)
      Conference report
      Open Access
      Load imbalance cause significant performance degradation in High Performance Computing applications. In our previous work we showed that load imbalance can be alleviated by modern MT processors that provide mechanisms for ...
    • A FE2 multi-scale implementation for modeling composite materials on distributed architectures 

      Giuntoli, Guido; Aguilar Mena, Jimmy; Vázquez, Mariano; Oller Martínez, Sergio Horacio; Houzeaux, Guillaume (2019-04-01)
      Article
      Restricted access - publisher's policy
      This work investigates the accuracy and performance of a FE2 multi-scale implementation used to predict the behavior of composite materials. The equations are formulated assuming the small deformations solid mechanics ...
    • A flux balance approach to integrate cell metabolism into multicelluar agent-based simulations 

      Ponce De Leon, Miguel (Barcelona Supercomputing Center, 2020)
      Conference report
      Open Access
      The study of multicellular systems such as tumors, tissues, or organoids is critical to improve our understanding of the complex dynamics exhibited by these systems. For instance, the emergence of resistant cancer cells ...
    • A FM-index transformation to enable large k-steps 

      Langarita, Rubén; Armejach Sanosa, Adrià; Moreto Planas, Miquel (Barcelona Supercomputing Center, 2019-05-07)
      Conference report
      Open Access
    • A framework for multidimensional indexes on distributed and highly-available data stores 

      Cugnasco, Cesare; Becerra Fontal, Yolanda (Barcelona Supercomputing Center, 2015-05-05)
      Conference report
      Open Access
      No-relational databases are nowadays a common solution when dealing with a huge data set and massive query workload. These systems have been redesigned from scratch in order to achieve scalability and availability at ...
    • A Functional Safety OpenMP∗ for Critical Real-Time Embedded Systems 

      Royuela, Sara; Duran, Alejandro; Serrano, Maria A.; Quiñones, Eduardo; Martorell, Xavier (Springer, 2017-08-17)
      Part of book or chapter of book
      Open Access
      OpenMP* has recently gained attention in the embedded domain by virtue of the augmentations implemented in the last specification. Yet, the language has a minimal impact in the embedded real-time domain mostly due to the ...
    • A hierarchic task-based programming model for distributed heterogeneous computing 

      Ejarque, Jorge; Dominguez, Marc; Badia Sala, Rosa Maria (SAGE Publications, 2019-05-01)
      Article
      Open Access
      Distributed computing platforms are evolving to heterogeneous ecosystems with Clusters, Grids and Clouds introducing in its computing nodes, processors with different core architectures, accelerators (i.e. GPUs, FPGAs), ...
    • A high-productivity task-based programming model for clusters 

      Tejedor Saavedra, Enric; Farreras Esclusa, Montserrat; Grove, David; Badia Sala, Rosa Maria; Almasi, Gheorghe; Labarta Mancho, Jesús José (2012-12-15)
      Article
      Restricted access - publisher's policy
      Programming for large-scale, multicore-based architectures requires adequate tools that offer ease of programming and do not hinder application performance. StarSs is a family of parallel programming models based on automatic ...
    • A highly parallel algorithm for computing the action of a matrix exponential on a vector based on a multilevel Monte Carlo method 

      Acebrón de Torres, Juan A.; Herrero Zaragoza, José Ramón; Monteiro, José (2020-01-01)
      Article
      Restricted access - publisher's policy
      A novel algorithm for computing the action of a matrix exponential over a vector is proposed. The algorithm is based on a multilevel Monte Carlo method, and the vector solution is computed probabilistically generating ...
    • A lightweight tool for detecting inter-thread communication 

      Unat, Didem (Barcelona Supercomputing Center, 2020)
      Conference report
      Open Access
      In a multicore environment, inter-thread communication can provide valuable insights about application performance. Literature detecting inter-thread communication either employs hardware simulators or binary instrumentation. ...