Ara es mostren els items 22-41 de 103

    • CellMT: A cooperative multithreading library for the Cell/B.E. 

      Beltran Querol, Vicenç; Carrera Pérez, David; Torres Viñals, Jordi; Ayguadé Parra, Eduard (IEEE Computer Society Publications, 2009-12-16)
      Text en actes de congrés
      Accés obert
      The Cell BE processor has proved that heterogeneous multi-core systems can provide a huge computational power with high efficiency for a wide range of applications. The simple design of the computational units and the use ...
    • Characterizing cloud federation for enhancing providers' profit 

      Goiri Presa, Íñigo; Guitart Fernández, Jordi; Torres Viñals, Jordi (IEEE Computer Society Publications, 2010)
      Text en actes de congrés
      Accés obert
      Cloud federation has been proposed as a new paradigm that allows providers to avoid the limitation of owning only a restricted amount of resources, which forces them to reject new customers when they have not enough local ...
    • Checkpoint-based Fault-tolerant Infrastructure for Virtualized Service Providers 

      Goiri Presa, Íñigo; Julià, Ferran; Guitart Fernández, Jordi; Torres Viñals, Jordi (IEEE Computer Society Publications, 2010-04-23)
      Text en actes de congrés
      Accés obert
      Crash and omission failures are common in service providers: a disk can break down or a link can fail anytime. In addition, the probability of a node failure increases with the number of nodes. Apart from reducing the ...
    • Complete instrumentation requirements for performance analysis of web based technologies 

      Carrera Pérez, David; Guitart Fernández, Jordi; Torres Viñals, Jordi; Ayguadé Parra, Eduard; Labarta Mancho, Jesús José (Institute of Electrical and Electronics Engineers (IEEE), 2003)
      Text en actes de congrés
      Accés obert
      In this paper we present the eDragon environment, a research platform created to perform complete performance analysis of new Web-based technologies. eDragon enables the understanding of how application servers work in ...
    • Conceptes avançats de sistemes operatius 

      Herrero Zaragoza, José Ramón; Martorell Bofill, Xavier; Torres Viñals, Jordi (Edicions UPC, 2002)
      Llibre
      Accés restringit a la comunitat UPC
      Aquesta edició correspon a la documentació de suport a l'alumne en format transparències on s'amplia la formació dels alumnes pel que fa als sistemes operatius, com ara la comunicació entre processos, i afegir-hi conceptes ...
    • Cross-modal embeddings for video and audio retrieval 

      Surís Coll-Vinent, Dídac; Duarte, Amanda; Salvador Aguilera, Amaia; Torres Viñals, Jordi; Giró Nieto, Xavier (Springer, 2019)
      Text en actes de congrés
      Accés obert
      In this work, we explore the multi-modal information provided by the Youtube-8M dataset by projecting the audio and visual features into a common feature space, to obtain joint audio-visual embeddings. These links are used ...
    • Detection-aided liver lesion segmentation using deep learning 

      Bellver, Míriam; Maninis, Kevis-Kokitsi; Pont Tuset, Jordi; Giró Nieto, Xavier; Torres Viñals, Jordi; Van Gool, Luc (2017)
      Comunicació de congrés
      Accés obert
      A fully automatic technique for segmenting the liver and localizing its unhealthy tissues is a convenient tool in order to diagnose hepatic diseases and assess the response to the according treatments. In this work we ...
    • Diseño del módulo emisor-receptor para un prototipo clínico de tomógrafo de microondas 

      Torres Viñals, Jordi; Broquetas Ibars, Antoni; Jofre Roca, Lluís (1991)
      Text en actes de congrés
      Accés obert
      This paper presents the design of an emitter-receiver system for a clinical microwave tomographic scanner prototype. A new design has been considered to reduce the problems of a prior experimental prototype in the department, ...
    • Distributed training strategies for a computer vision deep learning algorithm on a distributed GPU cluster 

      Campos, Victor; Sastre, Francesc; Yagües, Maurici; Bellver, Míriam; Giró Nieto, Xavier; Torres Viñals, Jordi (Elsevier, 2017)
      Article
      Accés obert
      Deep learning algorithms base their success on building high learning capacity models with millions of parameters that are tuned in a data-driven fashion. These models are trained by processing millions of examples, so ...
    • Distributed training strategies for a computer vision deep learning algorithm on a distributed GPU cluster 

      Campos Camunez, Victor; Sastre, Francesc; Yagües, Maurici; Bellver, Míriam; Giró Nieto, Xavier; Torres Viñals, Jordi (Elsevier, 2017)
      Comunicació de congrés
      Accés obert
      Deep learning algorithms base their success on building high learning capacity models with millions of parameters that are tuned in a data-driven fashion. These models are trained by processing millions of examples, so ...
    • Distributing deep learning hyperparameter tuning for 3D medical image segmentation 

      Berral García, Josep Lluís; Aranda Llorens, Oriol; Domínguez Bermúdez, Juan Luis; Torres Viñals, Jordi (Institute of Electrical and Electronics Engineers (IEEE), 2022)
      Text en actes de congrés
      Accés obert
      Most research on novel techniques for 3D Medical Image Segmentation (MIS) is currently done using Deep Learning with GPU accelerators. The principal challenge of such technique is that a single input can easily cope computing ...
    • Dynamic configuration of partitioning in spark applications 

      Gounaris, Anastasios; Kougka, Georgia; Tous Liesa, Rubén; Tripiana, Carlos; Torres Viñals, Jordi (2017-07-01)
      Article
      Accés obert
      Spark has become one of the main options for large-scale analytics running on top of shared-nothing clusters. This work aims to make a deep dive into the parallelism configuration and shed light on the behavior of parallel ...
    • Economic model of a cloud provider operating in a federated cloud 

      Goiri Presa, Íñigo; Guitart Fernández, Jordi; Torres Viñals, Jordi (2012-09)
      Article
      Accés restringit per política de l'editorial
      Resource provisioning in Cloud providers is a challenge because of the high variability of load over time. On the one hand, the providers can serve most of the requests owning only a restricted amount of resources, but ...
    • El "Espacio Innovador" y la red 

      Jofre Roca, Lluís; Solé Parellada, Francesc; Sabaté i Garriga, Ferran; Berenguer Sau, Jordi; Marqués Acosta, Fernando; Romeu Robert, Jordi; Torres Viñals, Jordi (Cátedra Telefónica-UPC, 2005-11)
      Llibre
      Accés obert
    • El 'Espacio Profesional' y la red, más allá del 2005 

      Jofre Roca, Lluís; Solé Parellada, Francesc; Sabaté i Garriga, Ferran; Ezquerra, Norberto; Romeu Robert, Jordi; Torres Viñals, Jordi (Càtedra Telefónica-UPC: Especialización Tecnológica y Sociedad del Conocimiento, 2003-08)
      Llibre
      Accés obert
    • El 'Profesional Innovador' y la red 

      Jofre Roca, Lluís; Solé Parellada, Francesc; Sabaté i Garriga, Ferran; Marqués Acosta, Fernando; Romeu Robert, Jordi; Torres Viñals, Jordi (Cátedra Telefónica-UPC, 2004-12)
      Llibre
      Accés obert
    • Elastic management of tasks in virtualized environments 

      Goiri Presa, Íñigo; Guitart Fernández, Jordi; Torres Viñals, Jordi (2009-09)
      Text en actes de congrés
      Accés obert
      Nowadays, service providers in the Cloud offer complex services ready to be used as it was a commodity like water or electricity to their customers. A key technology for this approach is virtualization which facilitates ...
    • EMOTIVE: the BSC’s engine for cloud solutions 

      Badia Sala, Rosa Maria; Goiri Presa, Íñigo; Guitart Fernández, Jordi; Macías Lloret, Mario; Torres Viñals, Jordi; Ayguadé Parra, Eduard; Ejarque, Jorge; Sirvent Pardell, Raül; Lezzi, Daniele (2009-10-01)
      Article
      Accés obert
      Cloud computing is strongly based on virtualization, allowing applications to be multiplexed onto a physical resource while isolated from other applications sharing that physical resource. This technology simplifies the ...
    • Empowering automatic data-center management with machine learning 

      Berral García, Josep Lluís; Gavaldà Mestre, Ricard; Torres Viñals, Jordi (2013)
      Comunicació de congrés
      Accés restringit per política de l'editorial
      The Cloud as computing paradigm has become nowadays crucial for most Internet business models. Managing and optimizing its performance on a moment-by-moment basis is not easy given as the amount and diversity of elements ...
    • Empowering automatic data-center management with machine learning 

      Berral García, Josep Lluís; Gavaldà Mestre, Ricard; Torres Viñals, Jordi (2013)
      Report de recerca
      Accés obert
      The Cloud as computing paradigm has become nowadays crucial for most Internet business models. Managing a cloud and optimizing its performance on a moment-by-moment basis is not easy given as the amount and diversity of ...