Towards automatically filtering fake news in Portuguese

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Renato Moraes Silva, Roney L. S. Santos, Tiago A. Almeida, Thiago A. S. Pardo

Published: 01 Jan 2020, Last Modified: 16 Dec 2024Expert Syst. Appl. 2020EveryoneRevisionsBibTeXCC BY-SA 4.0
Abstract: Highlights•An unprecedented fake news collection in the Portuguese language is presented.•Important open questions related to detecting fake news are raised and properly answered.•A comprehensive performance evaluation of established classification methods and features are presented.•Results with bag-of-words outperformed the results with the state-of-the art Word2Vec and FastText techniques.•The combination of linguistic-based features and bag-of-words-based features is recommended.