PPT-SI485i : NLP
Author : lindy-dunigan | Published Date : 2016-02-26
Set 10 Lexical Relations s lides adapted from Dan Jurafsky and Bill MacCartney Three levels of m eaning Lexical Semantics words Sentential Compositional Formal
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SI485i : NLP: Transcript
Set 10 Lexical Relations s lides adapted from Dan Jurafsky and Bill MacCartney Three levels of m eaning Lexical Semantics words Sentential Compositional Formal Semantics Discourse . Set 8. PCFGs and the CKY Algorithm. PCFGs. We saw how CFGs can model English (sort of). Probabilistic. . CFGs put weights on the production rules. NP -> DET NN . with probability 0.34. NP -> . Set 6. Sentiment and Opinions. It's about finding out what people think.... Can be big business…. Someone who wants to buy a camera. Looks for reviews online. Someone who just bought a camera. Writes reviews online. Set 3. Language Models. Fall 2012 : Chambers. Language Modeling. Which sentence is most likely (most probable)?. I saw this dog running across the street.. Saw dog this I running across street the.. Why. SI485i : NLP Set 3 Fall 2012 : Chambers Language Modeling • Which sentence is most likely (most probable)? I saw this dog running across the street. Saw dog this I running across street the. Wh s. lides adapted from Dan . Jurafsky. and Bill . MacCartney. Three. levels of . m. eaning. Lexical . Semantics (words). Sentential / Compositional / Formal Semantics. Discourse . or Pragmatics. m. eaning + context + world knowledge.
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