• Execution of scientific workflows on federated multi-cloud infrastructures 

      Lezzi, Daniele; Lordan Gomis, Francesc-Josep; Rafanell, Roger; Badia, Rosa M. (2014-01-01)
      Article
      Accés restringit per política de l'editorial
      Recently cloud services have been evaluated by scientific communities as a viable solution to satisfy their computing needs, reducing the cost of ownership and operation to the minimum. The analysis on the adoption of the ...
    • Hyperparameter optimization using agents for large scale machine learning 

      Vergés Boncompte, Pere; Vlassov, Vladimir; Badia, Rosa M. (Barcelona Supercomputing Center, 2022-05)
      Text en actes de congrés
      Accés obert
      Machine learning (ML) has become an essential tool for humans to get rational predictions in different aspects of their lives. Hyperparameter algorithms are a tool for creating better ML models. The hyperparameter algorithms ...
    • Supporting biodiversity studies with the EUBrazilOpenBio hybrid data infrastructure 

      Amaral, Rafael; Badia, Rosa M.; Lezzi, Daniele; Rafanell, Roger (John Wiley & Sons, 2015-02)
      Article
      Accés obert
      EUBrazilOpenBio is a collaborative initiative addressing strategic barriers in biodiversity research by integrating open access data and user-friendly tools widely available in Brazil and Europe. The project deploys the ...
    • TANGO: Transparent heterogeneous hardware Architecture deployment for eNergy Gain in Operation 

      Djemame, Karim; Armstrong, Django; Kavanagh, Richard; Deprez, Jean-Christophe; Ferrer, Ana J.; García-Perez, David; Badia, Rosa M.; Sirvent, Raul; Ejarque, Jorge; Georgiou, Yiannis (2016-03-04)
      Altres
      Accés obert
      The paper is concerned with the issue of how software systems actually use Heterogeneous Parallel Architectures (HPAs), with the goal of optimizing power consumption on these resources. It argues the need for novel methods ...