spacer Methods for semantic analysis link to previous slide link to next slide
     
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text bullet Hand-coding by topic SME
   
text bullet First-order automatic methods
   
text bullet - "bag of words" model
   
empty spacer - examples: Lexical Semantic Analysis (LSA), Topics
   
text bullet Higher-order automatic methods
   
empty spacer - word pair statistics, order, separation, etc.
   
empty spacer - example: Perilog (NASA)