• Compressed data structures for trajectory representation 

      Galaktionov, Daniil (2020)
      [Abstract] The proliferation of GPS devices in smartphones, vehicles and sport wearables in one hand, and geolocation mechanisms (such as smart cards in public transportation) in the other hand, have produced an ...
    • Information retrieval models for recommender systems 

      Valcarce, Daniel (2019)
      [Abstract] Information retrieval addresses the information needs of users by delivering relevant pieces of information but requires users to convey their information needs explicitly. In contrast, recommender systems ...