Korzeniewski, Jerzy; Idczak, Adam - In: Statistics in transition : an international journal of … 25 (2024) 3, pp. 175-185
the supervised or unsupervised version. In this paper, we propose a novel unsupervised algorithm for documents written in … their sentiment is poorly developed in the literature on the subject. The novelty of the proposed algorithm involves the …-stage document grouping. In the first step of the algorithm, selected documents are assigned to a class of positive or negative …