Improving Arabic Dependency Parsing with Lexical and Inflectional Morphological Features

@inproceedings{Marton2010ImprovingAD,
  title={Improving Arabic Dependency Parsing with Lexical and Inflectional Morphological Features},
  author={Yuval Marton and Nizar Habash and Owen Rambow},
  booktitle={SPMRL@NAACL-HLT},
  year={2010}
}
We explore the contribution of different lexical and inflectional morphological features to dependency parsing of Arabic, a morphologically rich language. We experiment with all leading POS tagsets for Arabic, and introduce a few new sets. We show that training the parser using a simple regular expressive extension of an impoverished POS tagset with high prediction accuracy does better than using a highly informative POS tagset with only medium prediction accuracy, although the latter performs… CONTINUE READING
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