Sandra Collovini

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This work presents a system for the automatic classification of a specific type of referential expressions in Portuguese texts (definite description). The system is based on XML (eXtensible Markup Language) annotated corpus and the extraction of the relevant information is done with XSL (eXtensible Stylesheet Language). An evaluation of the results is(More)
The task of Relation Extraction is one of the main challenges in Natural Language Processing. We present a review of the state-of-the-art for Relation Extraction in free texts, addressing the progress and difficulties of the area, and situating Portuguese in that frame. We discuss the different aspects related to this task, considering the main(More)