Now showing items 21-24 of 24

    • Resilient store: a heuristic-based data format selector for intermediate results 

      Munir, Rana Faisal; Romero Moral, Óscar; Abelló Gamazo, Alberto; Bilalli, Besim; Thiele, Maik; Lehner, Wolfgang (2016)
      Número de revista
      Open Access
      Large-scale data analysis is an important activity in many organizations that typically requires the deployment of data-intensive workflows. As data is processed these workflows generate large intermediate results, which ...
    • There is no data science without data governance: a proposal based on knowledge graphs 

      Bilalli, Besim; Jovanovic, Petar; Nadal Francesch, Sergi; Queralt Calafat, Anna; Romero Moral, Óscar (, 2024)
      Conference lecture
      Open Access
      Data Science and data-driven Artificial Intelligence are here to stay and they are expected to further transform the current global economy. From a technical point of view, there is an overall agreement that disciplines ...
    • Towards intelligent data analysis : the metadata challenge 

      Bilalli, Besim; Abelló Gamazo, Alberto; Aluja Banet, Tomàs; Wrembel, Robert (2016)
      Conference lecture
      Restricted access - publisher's policy
      Once analyzed correctly, data can yield substantial benefits. The process of analyzing the data and transforming it into knowledge is known as Knowledge Discovery in Databases (KDD). The plethora and subtleties of algorithms ...
    • Wrapper methods for multi-objective feature selection 

      Njoku, Uchechukwu Fortune; Abelló Gamazo, Alberto; Bilalli, Besim; Bontempi, Gianluca (OpenProceedings, 2023)
      Conference report
      Open Access
      The ongoing data boom has democratized the use of data for improved decision-making. Beyond gathering voluminous data, preprocessing the data is crucial to ensure that their most rele- vant aspects are considered during ...