Some Issues on the Normalization of a Corpus of Products Reviews in Portuguese
Magali Sanches Duran, Lucas Avanço, Sandra Maria Aluísio, Thiago Alexandre Salgueiro Pardo, Maria das Graças Volpe Nunes · 2014
This paper describes the analysis of different kinds of noises in a corpus of products reviews in Brazilian Portuguese. Case folding, punctuation, spelling and the use of internet slang are the major kinds of noise we face. After noting the effect of these noises on the POS tagging task, we propose some procedures to minimize them.