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» A Generalized CYK Algorithm for Parsing Stochastic CFG
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TAPD
1998
81views more  TAPD 1998»
13 years 6 months ago
A Generalized CYK Algorithm for Parsing Stochastic CFG
We present a bottom-up parsing algorithm for stochastic context-free grammars that is able (1) to deal with multiple interpretations of sentences containing compoundwords; (2) to ...
Jean-Cédric Chappelier, Martin Rajman
ACL
1997
13 years 6 months ago
Fast Context-Free Parsing Requires Fast Boolean Matrix Multiplication
Valiant showed that Boolean matrix multiplication (BMM) can be used for CFG parsing. We prove a dual result: CFG parsers running in time O([Gl[w[3-e) on a grammar G and a string w...
Lillian Lee
ENTCS
2008
99views more  ENTCS 2008»
13 years 4 months ago
SPPF-Style Parsing From Earley Recognisers
In its recogniser form, Earley's algorithm for testing whether a string can be derived from a grammar is worst case cubic on general context free grammars (CFG). Earley gave ...
Elizabeth Scott
EACL
1993
ACL Anthology
13 years 6 months ago
The Use of Shared Forests in Tree Adjoining Grammar Parsing
We study parsing of tree adjoining grammars with particular emphasis on the use of shared forests to represent all the parse trees deriving a well-formed string. We show that ther...
K. Vijay-Shanker
POPL
2004
ACM
14 years 5 months ago
Parsing expression grammars: a recognition-based syntactic foundation
For decades we have been using Chomsky's generative system of grammars, particularly context-free grammars (CFGs) and regular expressions (REs), to express the syntax of prog...
Bryan Ford