Exploració per autor "Torres Viñals, Jordi"
Ara es mostren els items 22-41 de 103
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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 obertThe 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 obertCloud 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 obertCrash 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 obertIn 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 UPCAquesta 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 obertIn 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 obertA 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 obertThis 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 obertDeep 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 obertDeep 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 obertMost 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 obertSpark 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'editorialResource 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 obertNowadays, 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 obertCloud 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'editorialThe 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 obertThe 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 ...