Corpus-Based Grammar Specialization

  title={Corpus-Based Grammar Specialization},
  author={Nicola Cancedda and Christer Samuelsson},
Broad-coverage grammars tend to be highly ambiguous. When such grammars are used in a restricted domain, it may be desirable to specialize them, in effect trading some coverage for a reduction in ambiguity. Grammar specialization is here given a novel formulation as an optimization problem, in which the search is guided by a global measure combining coverage, ambiguity and grammar size. The method, applicable to any unification grammar with a phrasestructure backbone, is shown to be effective… CONTINUE READING