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Non-erasing Chomsky-Sch{ü}tzenberger theorem with grammar-independent alphabet.
Stefano Crespi-Reghizzi
Pierluigi San Pietro
Published in:
CoRR (2018)
Keyphrases
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search engine
context free grammars
natural language
pattern languages
normal form
grammatical inference
finite automata
context free languages
data sets
case study
grammar rules
natural language parsing
finite alphabet
tree grammars