Bernadetta Maleszka

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Information overload is one of the most important problems in context of personalized document retrieval systems. In this paper we propose to use ontology-based user profile. Ontological structures are appropriate to represent relations between concepts in user profile. We present a method for determining user profile based on his current activities.(More)
One of basic divisions of information retrieval systems is content-based and collaborative filtering. Some hybrid methods exist combining both of them, but certain aspects still remain unexplored. In this paper we explore one: the influence of users communicating via social media on content-based recommendation systems. While in the system users do not know(More)