A stemming algorithm for the portuguese language

Abstract

Stemming algorithms are traditionally used in Information Retrieval with the goal of enhancing recall, as they conflate the variant forms of a word into a common representation. This paper describes the development of a simple and eflective su&?x-stripping algorithm for Portuguese. The stemmer is evaluated using a method proposed by Paice f9/. The results show that it performs significantly better than the Portuguese version of the Porter algorithm.