Browsing by Author "Bonchi, Francesco"

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  • Fabbri, Francesco (Universitat Pompeu Fabra, 2022-11-09)
    Recommender Systems represent a key instrument to convey consumption of contents available on the Web. They enhance the engagement among the users and the online platforms through algorithmic personalization. Injecting ...
  • Zehlike, Meike; Bonchi, Francesco; Castillo, Carlos; Hajian, Sara; Megahed, Mohamed; Baeza Yates, Ricardo (ACM Association for Computer Machinery, 2017)
    In this work, we define and solve the Fair Top-k Ranking problem, in which we want to determine a subset of k candidates from a large pool of n>>k candidates, maximizing utility (i.e., select the “best” candidates) subject ...
  • Aslay, Çiğdem (Universitat Pompeu Fabra, 2017-03-22)
    This thesis constitutes one of the first investigations that lie at the intersection of social influence propagation, viral marketing, and social advertising. The objective of this thesis is to take the algorithmic aspects ...
  • Tsalouchidou, Ioanna (Universitat Pompeu Fabra, 2018-11-14)
    The objective of this thesis is to provide a temporal analysis of the structural and interaction dynamics of large evolving graphs. In this thesis we propose new definitions of important graph metrics in order to include ...

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