Ara es mostren els items 21-40 de 60

    • Clustering and graph mining techniques for classification of complex structural variations in cancer genomes 

      Gómez Sánchez, Gonzalo; Delgado Serrano, Luisa; Carrera Pérez, David; Torrents Arenales, David; Berral García, Josep Lluís (Nature, 2022-02-28)
      Article
      Accés obert
      For many years, a major question in cancer genomics has been the identification of those variations that can have a functional role in cancer, and distinguish from the majority of genomic changes that have no functional ...
    • 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 ...
    • Considerations in using OpenCL on GPUs and FPGAs for throughput-oriented genomics workloads 

      Cadenelli, Nicola; Jaksic, Zoran; Polo Bardés, Jordà; Carrera Pérez, David (Elsevier, 2019-05)
      Article
      Accés obert
      The recent upsurge in the available amount of health data and the advances in next-generation sequencing are setting the ground for the long-awaited precision medicine. To process this deluge of data, bioinformatics workloads ...
    • Constant-time approximate sliding window framework with error control 

      Villalba Navarro, Álvaro; Carrera Pérez, David (Institute of Electrical and Electronics Engineers (IEEE), 2019)
      Text en actes de congrés
      Accés obert
      Stream Processing is a crucial element for the Edge Computing paradigm, in which large amount of devices generate data at the edge of the network. This data needs to be aggregated and processed on-the-move across different ...
    • Constant-time sliding window framework with reduced memory footprint and efficient bulk evictions 

      Villalba Navarro, Álvaro; Berral García, Josep Lluís; Carrera Pérez, David (2019-03)
      Article
      Accés obert
      The fast evolution of data analytics platforms has resulted in an increasing demand for real-time data stream processing. From Internet of Things applications to the monitoring of telemetry generated in large data centers, ...
    • Cross-stratum orchestration and flexgrid optical networks for datacenter federations 

      Velasco Esteban, Luis Domingo; Asensio Garcia, Adrian; Castro Casales, Alberto; Berral García, Josep Lluís; Carrera Pérez, David; López, Víctor; Fernández Palacios, Juan Pedro (2013-11)
      Article
      Accés restringit per política de l'editorial
      Current inter-data-center connections are configured as static big fat pipes, which entails large bit rate over-provisioning and thus high operational costs for DC operators. On the other hand, network operators cannot ...
    • Disaggregating non-volatile memory for throughput-oriented genomics workloads 

      Call Barreiro, Aaron; Polo Bardés, Jordà; Carrera Pérez, David; Guim Bernat, Francesc; Sen, Sujoy (Springer, 2018-12)
      Comunicació de congrés
      Accés obert
      Massive exploitation of next-generation sequencing technologies requires dealing with both: huge amounts of data and complex bioinformatics pipelines. Computing architectures have evolved to deal with these problems, ...
    • DRMaestro: orchestrating disaggregated resources on virtualized data-centers 

      Carneiro do Amaral, Marcelo; Polo Bardés, Jorda; Carrera Pérez, David; González, Nelson; Yang, Chih-Chieh; Morari, Alessandro; D'Amora, Bruce; Youssef, Alaa; Steinder, Malgorzata (Springer, 2021-03-06)
      Article
      Accés obert
      Modern applications demand resources at an unprecedented level. In this sense, data-centers are required to scale efficiently to cope with such demand. Resource disaggregation has the potential to improve resource-efficiency ...
    • Enabling distributed key-value stores with low latency-impact snapshot support 

      Polo Bardés, Jordà; Becerra Fontal, Yolanda; Carrera Pérez, David; Torres Viñals, Jordi; Ayguadé Parra, Eduard; Spreitzer, Mike; Steinder, Malgorzata (2013)
      Text en actes de congrés
      Accés obert
      Current distributed key-value stores generally provide greater scalability at the expense of weaker consistency and isolation. However, additional isolation support is becoming increasingly important in the environments ...
    • Enabling genomics pipelines in commodity personal computers with flash storage 

      Cadenelli, Nicola; Jun, Sang-Woo; Polo Bardés, Jorda; Wright, Andrew J.; Carrera Pérez, David; Mithal, Arvind (Frontiers Media SA, 2021-04)
      Article
      Accés obert
      Analysis of a patient’s genomics data is the first step toward precision medicine. Such analyses are performed on expensive enterprise-class server machines because input data sets are large, and the intermediate data ...
    • Enabling resource sharing between transactional and batch workloads using dynamic application placement 

      Carrera Pérez, David; Steinder, Malgorzata; Whalley, Ian; Torres Viñals, Jordi; Ayguadé Parra, Eduard (Springer, 2008)
      Comunicació de congrés
      Accés obert
      We present a technique that enables existing middleware to fairly manage mixed workloads: batch jobs and transactional applications. The technique leverages a generic application placement controller, which dynamically ...
    • Enabling resource sharing between transactional and batch workloads using dynamic application placement 

      Carrera Pérez, David; Steinder, Malgorzata; Whalley, Ian; Torres Viñals, Jordi; Ayguadé Parra, Eduard (2008-12)
      Article
      Accés restringit per política de l'editorial
      We present a technique that enables existing middleware to fairly manage mixed workloads: batch jobs and transactional applications. The technique leverages a generic application placement controller, which dynamically ...
    • ETP4HPC’s SRA 5 strategic research agenda for High-Performance Computing in Europe 2022: European HPC research priorities 2023-2027 

      Carpenter, Paul Matthew; Casas, Marc; Unsal, Osman Sabri; Radojkovic, Petar; Martorell Bofill, Xavier; Miranda, Alberto; Guitart Fernández, Jordi; Corbalán González, Julita; Peña Monferrer, Antonio José; Bautista Gomez, Leonardo Arturo; Vázquez García, Miguel; Beltran Querol, Vicenç; Queralt Calafat, Anna; Nou Castell, Ramon; Borrell Pol, Ricard; Houzeaux, Guillaume; Serradell Maronda, Kim; Carrera Pérez, David; García Sáez, Artur; Puchol García, Carlos (2022-09)
      Report de recerca
      Accés obert
      This document feeds research and development priorities devel-oped by the European HPC ecosystem into EuroHPC’s Research and Innovation Advisory Group with an aim to define the HPC Technology research Work Programme and ...
    • Floki: a proactive data forwarding system for direct inter-function communication for serverless workflows 

      Nestorov, Anna Maria; Berral García, Josep Lluís; Misale, Claudia; Wang, Chen; Carrera Pérez, David; Youssef, Alaa (Association for Computing Machinery (ACM), 2022)
      Text en actes de congrés
      Accés obert
      Serverless computing emerges as an architecture choice to build and run containerized data-intensive pipelines. It leaves the tedious work of infrastructure management and operations to the cloud provider, allowing developers ...
    • Improving maritime traffic emission estimations on missing data with CRBMs 

      Gutiérrez Torre, Alberto; Berral García, Josep Lluís; Buchaca Prats, David; Guevara Vilardell, Marc; Soret, Albert; Carrera Pérez, David (Elsevier, 2020-07-07)
      Article
      Accés obert
      Maritime traffic emissions are a major concern to governments as they heavily impact the Air Quality in coastal cities. Ships use the Automatic Identification System (AIS) to continuously report position and speed among ...
    • Large-scale video analytics through object-level consolidation 

      Rivas Barragan, Daniel; Guim Bernat, Francesc; Polo Bardés, Jorda; Berral García, Josep Lluís; Carrera Pérez, David (Springer, 2022)
      Text en actes de congrés
      Accés obert
      As the number of installed cameras grows, so do the compute resources required to process and analyze all the images captured by these cameras. Video analytics enables new use cases, such as smart cities or autonomous ...
    • Managing SLAs of heterogeneous workloads using dynamic application placement 

      Carrera Pérez, David; Steinder, Malgorzata; Whalley, Ian; Torres Viñals, Jordi; Ayguadé Parra, Eduard (ACM Press, NY, 2008)
      Text en actes de congrés
      Accés obert
      In this paper we address the problem of managing heterogeneous workloads in a virtualized data center. We consider two different workloads: transactional applications and long-running jobs. We present a technique that ...
    • Multi-tenant Pub/Sub processing for real-time data streams 

      Villalba Navarro, Álvaro; Carrera Pérez, David (Springer, 2018-12)
      Comunicació de congrés
      Accés obert
      Devices and sensors generate streams of data across a diversity of locations and protocols. That data usually reaches a central platform that is used to store and process the streams. Processing can be done in real time, ...
    • Next stop 'NoOps': enabling cross-system diagnostics through graph-based composition of logs and metrics 

      Zasadzinski, Michal; Solé Simó, Marc; Brandon, Alvaro; Muntés Mulero, Victor; Carrera Pérez, David (Institute of Electrical and Electronics Engineers (IEEE), 2018)
      Text en actes de congrés
      Accés obert
      Performing diagnostics in IT systems is an increasingly complicated task, and it is not doable in satisfactory time by even the most skillful operators. Systems and their architecture change very rapidly in response to ...
    • On the use of social trajectory-based clustering methods for public transport optimization 

      Nin Guerrero, Jordi; Carrera Pérez, David; Villatoro, Daniel (2014)
      Article
      Accés obert
      Public transport optimisation is becoming everyday a more di cult and challenging task, because of the increasing number of transportation options as well as the exponential increase of users. Many research contributions ...