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courses:rg:2011-report-parser [2012/09/27 11:20]
ufal
courses:rg:2011-report-parser [2012/09/27 11:22] (current)
ufal
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-====== Using a Wikipedia-based Semantic Relatedness Measure for Document Clustering ======+====== A Fast, Accurate, Non-Projective, Semantically-Enriched Parser ======
  
 written by Stephen Tratz and Eduard Hovy (Information Sciences Institute, University of Southern Carolina) written by Stephen Tratz and Eduard Hovy (Information Sciences Institute, University of Southern Carolina)
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           * they reduced the number of generic "dep/DEP" relation           * they reduced the number of generic "dep/DEP" relation
               * Stanford tags are hierarchical and "dep/DEP" is the top-most one               * Stanford tags are hierarchical and "dep/DEP" is the top-most one
 +          * correcting of POS using the syntactic info + additional rules for specific word forms
           * 1.3% of arcs are non-projective (out of 8.1% of all non-projective arcs) because of the following conversion (agreement can be a motivation for this, i.e. in Czech): {{:courses:rg:dependency-conversion.png|}}           * 1.3% of arcs are non-projective (out of 8.1% of all non-projective arcs) because of the following conversion (agreement can be a motivation for this, i.e. in Czech): {{:courses:rg:dependency-conversion.png|}}
       - additional changes and the final conversion from the intermediate output to a dependency structure       - additional changes and the final conversion from the intermediate output to a dependency structure

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