EPIA'03 - 11th Portuguese Conference on Artificial Intelligence

NLTR -- Natural Language and Text Retrieval


Session: December 5, 17:15-18:15, Room A
Title: Acquiring Semantic Classes to Elaborate Attachment Heuristics
Pablo Gamallo and Alexandre Agustini and Gabriel Lopes
Abstract: We use an unsupervised method for learning word classes from partially parsed text corpora. A word class consists of those words that can appear in similar contexts of subcategorization. The main objective of this paper will be to describe an evaluation procedure based on attachment resolution. We will evaluate whether the classes that have been previously learned are useful in that syntactic task.
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