Computational Linguistics (Cognitive Science) (Kurs)

Der Kurs

Kurs zur Vorlesung "Computational Linguistics" von Stefan Evert an der Uni Osnabrück.

Die 3 Lektionen

1. 1
   

   Computational Linguistics: Slides (74 Karten)

   History of CL: - 1950s: First experiments in mechanical translation, 10 years of funding and research. - 1960s: End of MT optimism and research, focus on dialogue systems and artificial intelligence. - 1970s: Classical (symbolic) NLP systems - 1980s: Semantic analysis, logic, unification grammar - ...

    
2. 2
   

   Terms, Skills & Questions (14 Karten)

   Formal language: Subset of {$ \Sigma* $}, Algorithmic properties http://www.mindpicnic.de/media/img/user/andreas-42630-bild7.png: http://www.mindpicnic.de/media/img/user/andreas-93682-bild8.png, Closure properties http://www.mindpicnic.de/media/img/user/andreas-24690-bild9.png: ...

    
3. 3
   

   Slides, PostMidterm (42 Karten)

   Problems of symbolic models: - ambiguity - underspecification - ungrammatical syntax, Event vs Outcome: Event = set of outcomes, Random Variables: - Describe aspects of outcomes. - For trigram probability space: {$ X_{0}(ing) = i $}, precision: {$ \frac{\text{number of correct ...

    

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