Now showing items 1-20 of 31

    • A very brief introduction to Deep Reinforcement Learning 

      Gimeno Gil, Felix Axel (Universitat Politècnica de Catalunya, 2017-01-15)
      Bachelor thesis
      Open Access
      Deep Learning permite que las computadoras resuelvan problemas sin resolver. Reinforcement Learning es un marco general para modelar el mundo real desde una perspectiva agente-ambiente. Deep Reinforcement Learning parece ...
    • Adaptive execution environments for application servers 

      Carrera Pérez, David (Universitat Politècnica de Catalunya, 2008-07-08)
      Doctoral thesis
      Open Access
      El creixement experimentat tant per la web com per Internet en els últims anys ha potenciat l'introducció de servidors d'aplicacions dins de la majoria d'entorns d'execució distribuits. El servidors d'aplicacions web porten ...
    • Aplicación de la simulación en tiempo real para mejorar la calidad de servicio del middleware 

      Nou Castell, Ramón (Universitat Politècnica de Catalunya, 2008-10-31)
      Doctoral thesis
      Open Access
      La utilización de aplicaciones de diferente naturaleza dentro de un mismo entorno, entorno heterogéneo, se está extendiendo gracias a la incorporación de técnicas de virtualización a los servidores. Compartir un servidor ...
    • Aplicación web para el inventario de equipos informáticos del BSC 

      Sellés Mompart, Ferran (Universitat Politècnica de Catalunya, 2016-09-30)
      Master thesis (pre-Bologna period)
      Open Access
      Covenantee:   Barcelona Supercomputing Center
      Aplicación para la gestión del inventario de los equipos informáticos del BSC por parte del equipo de Helpdesk.
    • Automatic differentiation in probabilistic machine learning with variational inference 

      Pou Quirós, Alberto (Universitat Politècnica de Catalunya, 2017-07-06)
      Master thesis
      Open Access
      La era tecnológica que se vive actualmente está dando lugar a cantidades ingentes de información que requieren ser analizadas de forma automática. El machine learning puede ayudar a mitigar esta sobrecarga encontrando patrones ...
    • Building a generics stress tool for server performance and behaviour analysis 

      Casanovas León, Ada Lho-la (Universitat Politècnica de Catalunya, 2008-09-18)
      Master thesis
      Open Access
      We present the Tester, a 100% Java benchmarking tool designed to accept a custom representation of a load schedule and reproduce it using distributed client machines in order to test a service. Our implementation is strongly ...
    • Deep learning that scales: leveraging compute and data 

      Campos Camúñez, Víctor (Universitat Politècnica de Catalunya, 2020-12-22)
      Doctoral thesis
      Open Access
      Deep learning has revolutionized the field of artificial intelligence in the past decade. Although the development of these techniques spans over several years, the recent advent of deep learning is explained by an increased ...
    • Deployment de Spark al Supercomputador Marenostrum III 

      Calvo Ibañez, Albert (Universitat Politècnica de Catalunya, 2016-04-27)
      Bachelor thesis
      Open Access
      Aquest treball de final de grau tracta un tema d'actualitat i de gran interès.En concret es fa una introducció al món de l'anàlisi de dades massives utilitzant l'eina Spark. Durant el desenvolupament d'aquest projecte es ...
    • Desenvolupament de servei DNS intel·ligent 

      Peris Bespin, Hugo (Universitat Politècnica de Catalunya, 2015-09-30)
      Master thesis (pre-Bologna period)
      Open Access
      Desenvolupament de servei DNS intel·ligent. Aquest DNS serà capaç d'anar més enllà que respondre una simple entrada DNS estàtica gràcies als nous tipus de registres amb lògica per GEO localització, IP o temps.
    • Disentangling motion, foreground and background features in videos 

      Lin, Xunyu (Universitat Politècnica de Catalunya, 2017)
      Bachelor thesis
      Open Access
      This paper instroduces an unsupervised framework to extract semantically rich features for video representation. Inspired by how the human visual system groups objects based on motion cues, we propose a deep ...
    • Estudio, análisis e implementación del entorno productivo para el uso de modelos de deep learning 

      García Domenech, David (Universitat Politècnica de Catalunya, 2020-06-26)
      Bachelor thesis
      Open Access
      Cuando se trabaja con Deep Learning y redes neuronales principalmente existen 2 etapas: entrenamiento e inferencia. La mayoría de los investigadores trabajan sobre la primera para lograr modelos que resuelvan mejor problemas ...
    • Exploring the topical structure of short text through probability models : from tasks to fundamentals 

      Capdevila Pujol, Joan (Universitat Politècnica de Catalunya, 2019-09-26)
      Doctoral thesis
      Open Access
      Recent technological advances have radically changed the way we communicate. Today’s communication has become ubiquitous and it has fostered the need for information that is easier to create, spread and consume. As a ...
    • A framework for multidimensional indexes on distributed and highly-available data stores 

      Cugnasco, Cesare (Universitat Politècnica de Catalunya, 2019-03-22)
      Doctoral thesis
      Open Access
      Spatial Big Data is considered an essential trend in future scientific and business applications. Indeed, research instruments, medical devices, and social networks generate hundreds of peta bytes of spatial data per year. ...
    • Image analysis using deep-learning over a distributed platform such as spark in the Marenostrum 

      Cruz de la Cruz, Stalin Leonel (Universitat Politècnica de Catalunya, 2016-06-28)
      Master thesis
      Open Access
      In recent years the digital universe has grown exponentially, the common use of the Internet has led to a new way to generate and consume information, only 10 years ago, it was necessary a deployment of technological i ...
    • Image recognition with Deep Learning techniques and TensorFlow 

      Yagües Gomà, Maurici (Universitat Politècnica de Catalunya, 2016-10-20)
      Master thesis
      Open Access
      Covenantee:   Barcelona Supercomputing Center
      Deep neural networks have gained popularity in recent years, obtaining outstanding results in a wide range of application, but most notoriously in computer vision and natural language processing tasks. Despite the newly ...
    • Improved self-management of datacenter systems applying machine learning 

      Berral García, Josep Lluís (Universitat Politècnica de Catalunya, 2013-11-22)
      Doctoral thesis
      Open Access
      Autonomic Computing is a Computer Science and Technologies research area, originated during mid 2000's. It focuses on optimization and improvement of complex distributed computing systems through self-control and ...
    • Improving web server efficiency on commodity hardware 

      Beltran Querol, Vicenç (Universitat Politècnica de Catalunya, 2008-10-03)
      Doctoral thesis
      Open Access
      El ràpid creixement de la Web requereix una gran quantitat de recursos computacionals que han de ser utilitzats eficientment. Avui en dia, els servidors basats en hardware estendard son les plataformes preferides per ...
    • Inferring latent user attributes in streams on multimodal social data using spark 

      Conese, Alessio (Universitat Politècnica de Catalunya, 2015-04-29)
      Master thesis
      Open Access
      The principal goal of this work can be expressed in two simple words Apache Spark; basically this framework help a developer to deal with big data. Our scope is to understand how Spark operates and use it to deal with Big ...
    • Integration of a job completion accounting system in a HPC environment by extending a workload manager 

      Sánchez Graells, Alejandro (Universitat Politècnica de Catalunya, 2015-07-03)
      Master thesis
      Open Access
      Taking a production supercomputer as a starting point (MareNostrumIII), the aim of this thesis has been to design and implement a solution to gather and analyze historical data about finished jobs in different HPC environments ...
    • Large-scale retrospective event detection from tweets through a DBSCAN-like algorithm in Apache Spark 

      Pericacho Sánchez, Gonzalo (Universitat Politècnica de Catalunya, 2016-10-26)
      Master thesis
      Open Access
      Covenantee:   Barcelona Supercomputing Center
      Messages posted on Location-Based Social Networks (LBSNs) such as Twitter have been reporting everything from daily life stories to the latest local and global news. Monitoring and analyzing this rich and continuous ...