Now showing items 1-20 of 61

    • A distributed auctioneer for resource allocation in decentralized systems 

      Khan, Muhammad Amin; Vilaça, Xavier; Rodrigues, Luís; Freitag, Fèlix (Institute of Electrical and Electronics Engineers (IEEE), 2016)
      Conference report
      Open Access
      In decentralized systems, nodes often need to coordinate to access shared resources in a fair manner. One approach to perform such arbitration is to rely on auction mechanisms. Although there is an extensive literature ...
    • A fault-tolerant algorithm for distributed resource allocation 

      Pessolani, Pablo; Jara, Oscar; Gonnet, Silvio; Cortés, Toni; Tinetti, Fernando (2017-11-01)
      Article
      Open Access
      Resource allocation is a usual problem that must be faced during a distributed system design. Despite the large number of algorithms proposed in literature to solve this problem, most papers lack of detailed descriptions ...
    • A graph signal processing solution for defective directed graphs 

      Barrufet Ribes, Júlia (Universitat Politècnica de Catalunya, 2020-06-29)
      Bachelor thesis
      Open Access
      Covenantee:   USC Viterbi School of Engineering
      The main purpose of this thesis is to nd a method that allows to systematically adapt GSP techniques so they can be used on most non-diagonalizable graph operators. In Chapter 1 we begin by presenting the framework in ...
    • A programming model for hybrid workflows: combining task-based workflows and dataflows all-in-one 

      Ramón Cortés, Cristian; Lordan Gomis, Francesc; Ejarque Artigas, Jorge; Badia Sala, Rosa Maria (Elsevier, 2020-12)
      Article
      Open Access
      In the past years, e-Science applications have evolved from large-scale simulations executed in a single cluster to more complex workflows where these simulations are combined with High-Performance Data Analytics (HPDA). ...
    • A survey on the distributed computing stack 

      Ramón Cortés, Cristian; Alvarez Vecino, Pol; Lordan Gomis, Francesc; Álvarez Cid-Fuentes, Javier; Ejarque Artigas, Jorge; Badia Sala, Rosa Maria (Elsevier, 2021-11)
      Article
      Open Access
      In this paper, we review the background and the state of the art of the Distributed Computing software stack. We aim to provide the readers with a comprehensive overview of this area by supplying a detailed big-picture of ...
    • Accelerating hyperparameter optimisation with PyCOMPSs 

      Njoroge Kahira, Albert; Bautista Gomez, Leonardo; Conejero, Javier; Badia Sala, Rosa Maria (Association for Computing Machinery (ACM), 2019)
      Conference report
      Open Access
      Machine Learning applications now span across multiple domains due to the increase in computational power of modern systems. There has been a recent surge in Machine Learning applications in High Performance Computing (HPC) ...
    • ALOJA-ML: a framework for automating characterization and knowledge discovery in Hadoop deployments 

      Berral García, Josep Lluís; Poggi, Nicolas; Carrera Pérez, David; Call, Aaron; Reinauer, Rob; Green, Daron (Association for Computing Machinery (ACM), 2015)
      Conference report
      Open Access
      This article presents ALOJA-Machine Learning (ALOJA-ML) an extension to the ALOJA project that uses machine learning techniques to interpret Hadoop benchmark performance data and performance tuning; here we detail the ...
    • An experimental study on peer selection in a P2P network over PlanetLab 

      Xhafa Xhafa, Fatos; Barolli, Leonard; Fernandez Correa, Raul; Daradoumis, Thanasis (Institute of Electrical and Electronics Engineers (IEEE), 2007)
      Conference report
      Open Access
      Peer selection is an important aspect in many P2P applications requiring efficient assignment and execution of jobs to peer nodes and search and file transfer, among others. Due to increasing interest of using P2P systems ...
    • An ILP-based real-time scheduler for distributed and heterogeneous computing environments 

      Sabaté, Eudald; Serrano, Maria A.; Quiñones, Eduardo (Barcelona Supercomputing Center, 2019-05-07)
      Conference report
      Open Access
    • Análisis de medidas de una red de acceso radio celular 

      Abbou, Abdelhafid (Universitat Politècnica de Catalunya, 2020-04)
      Bachelor thesis
      Restricted access - confidentiality agreement
    • Análisis e implementación de una gestión dinámica de la granularidad de las tareas en un sistema distribuido 

      Espejo Saldaña, Adrián (Universitat Politècnica de Catalunya, 2019-07-01)
      Bachelor thesis
      Open Access
      Covenantee:   Barcelona Supercomputing Center
      Hecuba es una interfaz y un conjunto de herramientas escrito en Python y C++, desarrollada por el equipo Data-driven Scientific Computing del Barcelona Supercomputing Center. El objetivo es facilitar a los programadores ...
    • Aplicació d'una arquitectura de procés distribuït a una eina d'agregació de components software 

      Aguilera Cazorla, Sergio (Universitat Politècnica de Catalunya, 2013-01-08)
      Master thesis (pre-Bologna period)
      Open Access
      [ANGLÈS] In the present days, software tools that execute a distributed and decentralized process and data handling represent key figures for the good performance of a high number of industrial processes and business models. ...
    • Arquitectura de microserveis 

      Mascarell Ruiz, Pau (Universitat Politècnica de Catalunya, 2017)
      Bachelor thesis
      Restricted access - confidentiality agreement
    • Automatically configuring parallelism for hybrid layouts 

      Munir, Rana Faisal; Abelló Gamazo, Alberto; Romero Moral, Óscar; Thiele, Maik; Lehner, Wolfgang (Springer, 2019)
      Conference lecture
      Open Access
      Distributed processing frameworks process data in parallel by dividing it into multiple partitions and each partition is processed in a separate task. The number of tasks is always created based on the total file size. ...
    • Badges-io: Gamification com a exemple de microservei 

      Mariño Espinosa, Miguel Alejandro (Universitat Politècnica de Catalunya, 2016)
      Master thesis (pre-Bologna period)
      Open Access
      Creació d'un microservei basat en API Rest per a gestionar una eina basada en gamification. L'eina s'implementa utilitzant l'arquitectura hexagonal i TDD. Es mesura l'impacte de modificació de codi per mesurar l'impacte ...
    • Big Data technologies for High Performance Computing 

      Martínez Blanco, Miquel (Universitat Politècnica de Catalunya, 2020-06)
      Bachelor thesis
      Open Access
      Hecuba is a tool written in Python and C++ developed in the Barcelona Supercomputing Center (BSC), it allows to simplify the process of reading and writing in Cassandra databases. The objective is to integrate Hecuba into ...
    • Can we trust undervolting in FPGA-based deep learning designs at harsh conditions? 

      Koc, Fahrettin; Salami, Behzad; Ergin, Oguz; Unsal, Osman Sabri; Cristal Kestelman, Adrián (2022-05)
      Article
      Open Access
      As more Neural Networks on Field Programmable Gate Arrays (FPGAs) are used in a wider context, the importance of power efficiency increases. However, the focus on power should never compromise application accuracy. One ...
    • Colony: Parallel functions as a service on the cloud-edge continuum 

      Lordan Gomis, Francesc; Lezzi, Daniele; Badia Sala, Rosa Maria (Springer Nature, 2021)
      Conference report
      Open Access
      Although smart devices markets are increasing their sales figures, their computing capabilities are not sufficient to provide good-enough-quality services. This paper proposes a solution to organize the devices within the ...
    • Computación cooperativa 

      Barceló Garcia, Miquel (2008-01)
      Article
      Open Access
    • Cyberinfrastructure programming with COMPSs 

      Lordan Gomis, Francesc-Josep; Lezzi, Daniele; Badia Sala, Rosa Maria (Barcelona Supercomputing Center, 2019-05-07)
      Conference report
      Open Access