Text segmentation deals with automatically breaking down the structure of text into such topically contiguous segments, i.e., it aims to identify the points of topic shift (Hearst 1994; Choi 2000; Brants, Chen, and Tsochantaridis 2002; Riedl and Biemann 2012; Du, Buntine, and Johnson 2013; Glavaš, Nanni, and Ponzetto 2016; <cite>Koshorek et al. 2018)</cite> .