'Cf grammars' presentation slideshows

Parsing

512 views • 49 slides

Computational Linguistics Introduction

Computational Linguistics Introduction. Context Free Grammars. Chomsky Hierarchy. Weak Equivalence. A grammar should generate all and only sentences in the language under investigation. Let H be language under investigation and G be the grammar we are developing.

313 views • 20 slides

CSA2050: Introduction to Computational Linguistics

CSA2050: Introduction to Computational Linguistics. Evaluation Criteria for CFGs Limitations of CFGs Introduction to PATR2. Weak and Strong Equivalence. A grammar/lexicon G generates a characteristic language L(G) Grammars G1 and G2 are said to be weakly equivalent if L(G1) = L(G2)

279 views • 15 slides