'Attachment ambiguity' presentation slideshows

PARSING WITH CONTEXT-FREE GRAMMARS

PARSING WITH CONTEXT-FREE GRAMMARS. cc437. PARSING. Parsing is the process of recognizing and assigning STRUCTURE Parsing a string with a CFG: Finding a derivation of the string consistent with the grammar The derivation gives us a PARSE TREE. EXAMPLE (CFR LAST WEEK). PARSING AS SEARCH.

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Ch.8 Lexical Acquisition

Ch.8 Lexical Acquisition. 10-05-2009. 1/40. Introduction. In this chapter, we will look at the acquisition of more complex syntactic and semantic properties of words. Main areas covered in this chapter are Verb sub categorization Attachment Ambiguity Selectional Preference

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Lexical Acquisition

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Statistical NLP: Lecture 10 Lexical Acquisition (Ch 8)

Statistical NLP: Lecture 10 Lexical Acquisition (Ch 8). Goal of Lexical Acquisition. Goal : To develop algorithms and statistical techniques for filling the holes in existing machine-readable dictionaries by looking at the occurrence patterns of words in large text corpora.

352 views • 19 slides