Ceglarek, DariuszRutkowski, WojciechAbramowicz, WitoldMayr, Heinrich C.2019-08-122019-08-1220062-88579-179-Xhttps://dl.gi.de/handle/20.500.12116/24151This paper presents the idea of incorporating semantic knowledge into information retrieval systems is presented. Semantic knowledge can be represented by structures such as thesauri or semantic networks. These structures are, however, very extensive and their manual construction is a complex and time-consuming task. That is why several methods allowing to acquire semantic relations in an automated way are being presented.enText/Conference Paper1617-5468